rename gsm_subscriber_connection to ran_conn

In preparation for inter-BSC and inter-MSC handover, we need to separate the
subscriber management logic from the actual RAN connections. What better time
to finally rename gsm_subscriber_connection.

* Name choice:

In 2G, this is a connection to the BSS, but even though 3GPP TS commonly talk
of "BSS-A" and "BSS-B" when explaining handover, it's not good to call it
"bss_conn": in 3G a BSS is called RNS, IIUC.

The overall term for 2G (GERAN) and 3G (UTRAN) is RAN: Radio Access Network.

* Rationale:

A subscriber in the MSC so far has only one RAN connection, but e.g. for
inter-BSC handover, a second one needs to be created to handover to. Most of
the items in the former gsm_subscriber_connection are actually related to the
RAN, with only a few MM and RTP related items. So, as a first step, just rename
it to ran_conn, to cosmetically prepare for moving the not strictly RAN related
items away later.

Also:

- Rename some functions from msc_subscr_conn_* to ran_conn_*
- Rename "Subscr_Conn" FSM instance name to "RAN_conn"
- Rename SUBSCR_CONN_* to RAN_CONN_*

Change-Id: Ic595f7a558d3553c067f77dc67543ab59659707a
diff --git a/tests/msc_vlr/msc_vlr_test_gsm_ciph.err b/tests/msc_vlr/msc_vlr_test_gsm_ciph.err
index 9cc6387..5bc57e0 100644
--- a/tests/msc_vlr/msc_vlr_test_gsm_ciph.err
+++ b/tests/msc_vlr/msc_vlr_test_gsm_ciph.err
@@ -5,14 +5,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -28,11 +28,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -72,11 +72,11 @@
 - ...key: 61855fb81fc2a800
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -147,10 +147,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 4
 DREF VLR subscr MSISDN:46071 usage decreases to: 3
@@ -162,30 +162,30 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_CM_SERV_REQ
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
 DMM <- CM SERVICE REQUEST serv_type=0x08 MI(IMSI)=901700000004620
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:46071 usage increases to: 2
@@ -201,15 +201,15 @@
 - ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
 - ...expecting sres=20bde240
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:46071: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
   cm_service_result_sent == 0
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -242,12 +242,12 @@
 - ...key: 07fa7502e07e1c00
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -269,15 +269,15 @@
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DREF MSISDN:46071: MSC conn use + cm_service == 1 (0x8: cm_service)
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
   cm_service_result_sent == 0
 - Concluding CM Service Request
 DREF MSISDN:46071: MSC conn use - cm_service == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -286,18 +286,18 @@
 - all requests serviced, conn has been released
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - an SMS is sent, MS is paged
 DREF VLR subscr MSISDN:46071 usage increases to: 2
@@ -320,13 +320,13 @@
 - MS replies with Paging Response, and VLR sends Auth Request with third key
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
 DRR PAGING RESPONSE: MI(IMSI)=901700000004620
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:46071 usage increases to: 5
@@ -342,14 +342,14 @@
 - ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
 - ...expecting sres=a29514ae
 DREF VLR subscr MSISDN:46071 usage decreases to: 5
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:46071: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -382,11 +382,11 @@
 - ...key: e2b234f807886400
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -408,7 +408,7 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DPAG Paging success for MSISDN:46071 (event=0)
 DPAG Calling paging cbfn.
 DREF MSISDN:46071: MSC conn use + trans_sms == 1 (0x20: trans_sms)
@@ -416,8 +416,8 @@
 - DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005806470f1000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
 - DTAP matches expected message
 DREF VLR subscr MSISDN:46071 usage decreases to: 4
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: connection still has active transaction: SMS
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: connection still has active transaction: SMS
   dtap_tx_confirmed == 1
   paging_stopped == 1
 - SMS was delivered, no requests pending for subscr
@@ -425,20 +425,20 @@
   llist_count(&vsub->cs.requests) == 0
 DREF VLR subscr MSISDN:46071 usage decreases to: 4
 - conn is still open to wait for SMS ack dance
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS replies with CP-ACK for received SMS
   MSC <--RAN_GERAN_A-- MS: SMS:0x04
 DREF MSISDN:46071: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_COMMUNICATING
 DREF MSISDN:46071: MSC conn use - dtap == 1 (0x20: trans_sms)
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS also sends RP-ACK, MSC in turn sends CP-ACK for that
   MSC <--RAN_GERAN_A-- MS: SMS:0x01
 DREF MSISDN:46071: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_COMMUNICATING
 DMSC msc_tx 2 bytes to MSISDN:46071 via RAN_GERAN_A
 - DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
 - DTAP matches expected message
@@ -446,8 +446,8 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
 DREF MSISDN:46071: MSC conn use - trans_sms == 1 (0x2: dtap)
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -457,23 +457,23 @@
 - SMS is done, conn is gone
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
@@ -484,21 +484,21 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 DREF VLR subscr MSISDN:46071 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:46071
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_ciph: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -508,14 +508,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -531,11 +531,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -575,12 +575,12 @@
 - ...key: 61855fb81fc2a800
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
   auth_request_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -648,9 +648,9 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 <-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
 - a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
   lu_result_sent == 1
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -682,10 +682,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 2 (0x102: dtap,release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -695,19 +695,19 @@
 - LU was successful, and the conn has already been closed
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 - Subscriber has the new TMSI
 DREF VLR subscr MSISDN:46071 usage increases to: 2
   vsub != NULL == 1
@@ -719,13 +719,13 @@
 - after a while, a new conn sends a CM Service Request using above TMSI. VLR responds with Auth Req, 2nd auth vector
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_CM_SERV_REQ
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
 DMM <- CM SERVICE REQUEST serv_type=0x08 MI(TMSI)=50462976
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_INIT}: is child of Subscr_Conn(CM_SERVICE_REQ:50462976)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_INIT}: is child of RAN_conn(CM_SERVICE_REQ:50462976)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:46071 usage increases to: 2
@@ -741,15 +741,15 @@
 - ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
 - ...expecting sres=20bde240
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:46071: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
   cm_service_result_sent == 0
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -782,12 +782,12 @@
 - ...key: 07fa7502e07e1c00
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -809,15 +809,15 @@
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DREF MSISDN:46071: MSC conn use + cm_service == 1 (0x8: cm_service)
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
   cm_service_result_sent == 0
 - Concluding CM Service Request
 DREF MSISDN:46071: MSC conn use - cm_service == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -826,18 +826,18 @@
 - all requests serviced, conn has been released
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(CM_SERVICE_REQ:50462976)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Removing from parent RAN_conn(CM_SERVICE_REQ:50462976)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:50462976){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(CM_SERVICE_REQ:50462976){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(CM_SERVICE_REQ:50462976){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - an SMS is sent, MS is paged
 DREF VLR subscr MSISDN:46071 usage increases to: 2
@@ -860,13 +860,13 @@
 - MS replies with Paging Response using TMSI, and VLR sends Auth Request with third key
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
 DRR PAGING RESPONSE: MI(TMSI)=50462976
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_INIT}: is child of Subscr_Conn(PAGING_RESP:50462976)
+DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_INIT}: is child of RAN_conn(PAGING_RESP:50462976)
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:46071 usage increases to: 5
@@ -882,14 +882,14 @@
 - ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
 - ...expecting sres=a29514ae
 DREF VLR subscr MSISDN:46071 usage decreases to: 5
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:46071: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -922,11 +922,11 @@
 - ...key: e2b234f807886400
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -948,7 +948,7 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DPAG Paging success for MSISDN:46071 (event=0)
 DPAG Calling paging cbfn.
 DREF MSISDN:46071: MSC conn use + trans_sms == 1 (0x20: trans_sms)
@@ -956,8 +956,8 @@
 - DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005806470f1000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
 - DTAP matches expected message
 DREF VLR subscr MSISDN:46071 usage decreases to: 4
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: connection still has active transaction: SMS
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: connection still has active transaction: SMS
   dtap_tx_confirmed == 1
   paging_stopped == 1
 - SMS was delivered, no requests pending for subscr
@@ -965,20 +965,20 @@
   llist_count(&vsub->cs.requests) == 0
 DREF VLR subscr MSISDN:46071 usage decreases to: 4
 - conn is still open to wait for SMS ack dance
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS replies with CP-ACK for received SMS
   MSC <--RAN_GERAN_A-- MS: SMS:0x04
 DREF MSISDN:46071: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_COMMUNICATING
 DREF MSISDN:46071: MSC conn use - dtap == 1 (0x20: trans_sms)
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS also sends RP-ACK, MSC in turn sends CP-ACK for that
   MSC <--RAN_GERAN_A-- MS: SMS:0x01
 DREF MSISDN:46071: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_COMMUNICATING
 DMSC msc_tx 2 bytes to MSISDN:46071 via RAN_GERAN_A
 - DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
 - DTAP matches expected message
@@ -986,8 +986,8 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
 DREF MSISDN:46071: MSC conn use - trans_sms == 1 (0x2: dtap)
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_COMMUNICATING}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -997,23 +997,23 @@
 - SMS is done, conn is gone
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(PAGING_RESP:50462976)
+DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Removing from parent RAN_conn(PAGING_RESP:50462976)
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(PAGING_RESP:50462976){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(PAGING_RESP:50462976){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(PAGING_RESP:50462976){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches, using TMSI
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(TMSI)=50462976
@@ -1024,21 +1024,21 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 DREF VLR subscr MSISDN:46071 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:46071
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_ciph_tmsi: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -1048,14 +1048,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -1071,11 +1071,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -1115,11 +1115,11 @@
 - ...key: 61855fb81fc2a800
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1188,11 +1188,11 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 <-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
 - We will only do business when the IMEI is known
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 DREF VLR subscr MSISDN:46071 usage increases to: 2
   vsub->imei[0] == 0
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1219,10 +1219,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 2 (0x102: dtap,release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -1233,19 +1233,19 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 - Subscriber has the IMEI
 DREF VLR subscr MSISDN:46071 usage increases to: 2
   strcmp(vsub->imei, "423423423423420") == 0
@@ -1254,7 +1254,7 @@
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
@@ -1265,21 +1265,21 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 DREF VLR subscr MSISDN:46071 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:46071
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_ciph_imei: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -1289,14 +1289,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -1312,11 +1312,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -1356,13 +1356,13 @@
 - ...key: 61855fb81fc2a800
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cipher_mode_cmd_sent == 1
   cipher_mode_cmd_sent_with_imeisv == 1
   lu_result_sent == 0
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1396,7 +1396,7 @@
 DREF VLR subscr IMSI:901700000004620 usage increases to: 2
   strcmp(vsub->imeisv, "4234234234234275") == 0
 DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1452,10 +1452,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:46071 usage increases to: 4
 DREF VLR subscr MSISDN:46071 usage decreases to: 3
@@ -1467,24 +1467,24 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
@@ -1495,21 +1495,21 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 DREF VLR subscr MSISDN:46071 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:46071
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_ciph_imeisv: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -1519,14 +1519,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -1542,11 +1542,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -1586,11 +1586,11 @@
 - ...key: 61855fb81fc2a800
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1659,11 +1659,11 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 <-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
 - We will only do business when the IMEI is known
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 DREF VLR subscr MSISDN:46071 usage increases to: 2
   vsub->imei[0] == 0
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1685,12 +1685,12 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_WAIT_IMEI_TMSI}: state_chg to LU_COMPL_VLR_S_WAIT_TMSI_CNF
 - sending LU Accept for MSISDN:46071, with TMSI 0x03020100
 DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
 - a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
   lu_result_sent == 1
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -1722,10 +1722,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:46071: MSC conn use + release == 2 (0x102: dtap,release)
 DREF VLR subscr MSISDN:46071 usage increases to: 3
 DREF VLR subscr MSISDN:46071 usage decreases to: 2
@@ -1735,19 +1735,19 @@
 - LU was successful, and the conn has already been closed
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:46071: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:46071: Freeing subscriber connection
+DRLL MSISDN:46071: Freeing RAN connection
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 - Subscriber has the IMEI and TMSI
 DREF VLR subscr MSISDN:46071 usage increases to: 2
   strcmp(vsub->imei, "423423423423420") == 0
@@ -1757,7 +1757,7 @@
 - subscriber detaches, using TMSI
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(TMSI)=50462976
@@ -1768,21 +1768,21 @@
 DREF VLR subscr MSISDN:46071 usage decreases to: 1
 DREF VLR subscr MSISDN:46071 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:46071
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_ciph_tmsi_imei: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -1792,14 +1792,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000010650 type=NORMAL
 DMM LU/new-LAC: 0/23
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000010650)
+DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000010650)
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_IDLE}: rev=R99 net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -1815,11 +1815,11 @@
 DVLR GSUP tx: 08010809710000000156f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000000156f0
 DVLR VLR_Authenticate(LU:901700000010650){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000010650: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends *UMTS AKA* Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 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
@@ -1860,8 +1860,8 @@
 - ...key: 7a75f0ac9b844400
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000010650: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - MS sends Ciphering Mode Complete, VLR accepts and sends GSUP LU Req to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
@@ -1923,10 +1923,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000010650){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000010650){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 4
 DREF VLR subscr MSISDN:42342 usage decreases to: 3
@@ -1938,30 +1938,30 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000010650)
+DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000010650)
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000010650){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000010650){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000010650){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - after a while, a new conn sends a CM Service Request. VLR responds with *UMTS AKA* Auth Req, 2nd auth vector
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_CM_SERV_REQ
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
 DMM <- CM SERVICE REQUEST serv_type=0x08 MI(IMSI)=901700000010650
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_INIT}: is child of Subscr_Conn(CM_SERVICE_REQ:901700000010650)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_INIT}: is child of RAN_conn(CM_SERVICE_REQ:901700000010650)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_INIT}: rev=R99 net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -1978,15 +1978,15 @@
 - ...autn=78cdd96c60840000322f421b3bb778b1
 - ...expecting res=ed3ebf9cb6ea48ed
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   auth_request_sent == 1
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2019,8 +2019,8 @@
 - ...key: da149b11d473f400
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   cipher_mode_cmd_sent == 1
 - MS sends Ciphering Mode Complete, VLR accepts; above Ciphering is an implicit CM Service Accept
@@ -2035,15 +2035,15 @@
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DREF MSISDN:42342: MSC conn use + cm_service == 1 (0x8: cm_service)
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
   cm_service_result_sent == 0
 - Concluding CM Service Request
 DREF MSISDN:42342: MSC conn use - cm_service == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -2052,18 +2052,18 @@
 - all requests serviced, conn has been released
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(CM_SERVICE_REQ:901700000010650)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Removing from parent RAN_conn(CM_SERVICE_REQ:901700000010650)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000010650){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000010650){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(CM_SERVICE_REQ:901700000010650){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - an SMS is sent, MS is paged
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -2086,13 +2086,13 @@
 - MS replies with Paging Response, and VLR sends *UMTS AKA* Auth Request with third key
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
 DRR PAGING RESPONSE: MI(IMSI)=901700000010650
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_INIT}: is child of Subscr_Conn(PAGING_RESP:901700000010650)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_INIT}: is child of RAN_conn(PAGING_RESP:901700000010650)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_INIT}: rev=R99 net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 5
@@ -2109,14 +2109,14 @@
 - ...autn=53f3e5632b3d00008865dd54d49663f2
 - ...expecting res=86e848a9e7ad8cd5
 DREF VLR subscr MSISDN:42342 usage decreases to: 5
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2149,8 +2149,8 @@
 - ...key: 26ec67fad3073000
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cipher_mode_cmd_sent == 1
 - MS sends Ciphering Mode Complete, VLR accepts and sends pending SMS
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
@@ -2164,7 +2164,7 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DPAG Paging success for MSISDN:42342 (event=0)
 DPAG Calling paging cbfn.
 DREF MSISDN:42342: MSC conn use + trans_sms == 1 (0x20: trans_sms)
@@ -2172,8 +2172,8 @@
 - DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005802443f2000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
 - DTAP matches expected message
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: connection still has active transaction: SMS
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: connection still has active transaction: SMS
   dtap_tx_confirmed == 1
   paging_stopped == 1
 - SMS was delivered, no requests pending for subscr
@@ -2181,20 +2181,20 @@
   llist_count(&vsub->cs.requests) == 0
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
 - conn is still open to wait for SMS ack dance
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS replies with CP-ACK for received SMS
   MSC <--RAN_GERAN_A-- MS: SMS:0x04
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_COMMUNICATING
 DREF MSISDN:42342: MSC conn use - dtap == 1 (0x20: trans_sms)
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS also sends RP-ACK, MSC in turn sends CP-ACK for that
   MSC <--RAN_GERAN_A-- MS: SMS:0x01
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_COMMUNICATING
 DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_GERAN_A
 - DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
 - DTAP matches expected message
@@ -2202,8 +2202,8 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
 DREF MSISDN:42342: MSC conn use - trans_sms == 1 (0x2: dtap)
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_COMMUNICATING}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -2213,23 +2213,23 @@
 - SMS is done, conn is gone
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(PAGING_RESP:901700000010650)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Removing from parent RAN_conn(PAGING_RESP:901700000010650)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000010650){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(PAGING_RESP:901700000010650){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(PAGING_RESP:901700000010650){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000010650
@@ -2240,21 +2240,21 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
 DREF VLR subscr MSISDN:42342 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:42342
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_gsm_ciph_in_umts_env: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -2264,14 +2264,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -2287,11 +2287,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -2328,16 +2328,16 @@
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
 DMM IMSI:901700000004620: to determine whether A5/3 is supported, first ask for a Classmark Update to obtain Classmark 2
   BSC <--BSSAP-BSS-MANAGEMENT-- MSC: CLASSMARK REQ [L3]> 00 01 58 
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_WAIT_CLASSMARK_UPDATE
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - BSC sends back a BSSMAP Classmark Update, that triggers the Ciphering Mode Command in A5/3
 DMSC Looking for A subscriber: conn_id 0
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_CLASSMARK_UPDATE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_CLASSMARK_UPDATE
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to RAN_CONN_S_AUTH_CIPH
 DMM -> CIPHER MODE COMMAND IMSI:901700000004620
 - sending Ciphering Mode Command for IMSI:901700000004620: include_imeisv=0
 - ...perm algo: A5/3
@@ -2403,10 +2403,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 4
 DREF VLR subscr MSISDN:42342 usage decreases to: 3
@@ -2418,30 +2418,30 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_CM_SERV_REQ
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
 DMM <- CM SERVICE REQUEST serv_type=0x08 MI(IMSI)=901700000004620
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -2457,15 +2457,15 @@
 - ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
 - ...expecting sres=20bde240
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
   cm_service_result_sent == 0
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2498,12 +2498,12 @@
 - ...key: 07fa7502e07e1c00
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2525,15 +2525,15 @@
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DREF MSISDN:42342: MSC conn use + cm_service == 1 (0x8: cm_service)
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
   cm_service_result_sent == 0
 - Concluding CM Service Request
 DREF MSISDN:42342: MSC conn use - cm_service == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -2542,18 +2542,18 @@
 - all requests serviced, conn has been released
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - an SMS is sent, MS is paged
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -2576,13 +2576,13 @@
 - MS replies with Paging Response, and VLR sends Auth Request with third key
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
 DRR PAGING RESPONSE: MI(IMSI)=901700000004620
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 5
@@ -2598,14 +2598,14 @@
 - ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
 - ...expecting sres=a29514ae
 DREF VLR subscr MSISDN:42342 usage decreases to: 5
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2638,11 +2638,11 @@
 - ...key: e2b234f807886400
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2664,7 +2664,7 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DPAG Paging success for MSISDN:42342 (event=0)
 DPAG Calling paging cbfn.
 DREF MSISDN:42342: MSC conn use + trans_sms == 1 (0x20: trans_sms)
@@ -2672,8 +2672,8 @@
 - DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005802443f2000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
 - DTAP matches expected message
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: connection still has active transaction: SMS
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: connection still has active transaction: SMS
   dtap_tx_confirmed == 1
   paging_stopped == 1
 - SMS was delivered, no requests pending for subscr
@@ -2681,20 +2681,20 @@
   llist_count(&vsub->cs.requests) == 0
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
 - conn is still open to wait for SMS ack dance
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS replies with CP-ACK for received SMS
   MSC <--RAN_GERAN_A-- MS: SMS:0x04
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_COMMUNICATING
 DREF MSISDN:42342: MSC conn use - dtap == 1 (0x20: trans_sms)
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS also sends RP-ACK, MSC in turn sends CP-ACK for that
   MSC <--RAN_GERAN_A-- MS: SMS:0x01
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_COMMUNICATING
 DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_GERAN_A
 - DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
 - DTAP matches expected message
@@ -2702,8 +2702,8 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
 DREF MSISDN:42342: MSC conn use - trans_sms == 1 (0x2: dtap)
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -2713,23 +2713,23 @@
 - SMS is done, conn is gone
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
@@ -2740,21 +2740,21 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
 DREF VLR subscr MSISDN:42342 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:42342
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_a5_3_supported: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)
@@ -2764,14 +2764,14 @@
 - Location Update request causes a GSUP Send Auth Info request to HLR
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
 DMM LU/new-LAC: 1/23
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Allocated
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: is child of RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
 DREF VLR subscr unknown usage increases to: 1
@@ -2787,11 +2787,11 @@
 DVLR GSUP tx: 08010809710000004026f0
 GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
 DVLR VLR_Authenticate(LU:901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF IMSI:901700000004620: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
 <-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
@@ -2828,16 +2828,16 @@
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
 DMM IMSI:901700000004620: to determine whether A5/3 is supported, first ask for a Classmark Update to obtain Classmark 2
   BSC <--BSSAP-BSS-MANAGEMENT-- MSC: CLASSMARK REQ [L3]> 00 01 58 
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_WAIT_CLASSMARK_UPDATE
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
 DREF IMSI:901700000004620: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   lu_result_sent == 0
 - BSC sends back a BSSMAP Classmark Update, that triggers the Ciphering Mode Command in A5/3
 DMSC Looking for A subscriber: conn_id 0
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_CLASSMARK_UPDATE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_CLASSMARK_UPDATE
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to RAN_CONN_S_AUTH_CIPH
 DMM -> CIPHER MODE COMMAND IMSI:901700000004620
 - sending Ciphering Mode Command for IMSI:901700000004620: include_imeisv=0
 - ...perm algo: A5/3
@@ -2903,10 +2903,10 @@
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
 DVLR lu_compl_vlr_fsm(LU:901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 4
 DREF VLR subscr MSISDN:42342 usage decreases to: 3
@@ -2918,30 +2918,30 @@
   lu_result_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(LU:901700000004620)
+DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Removing from parent RAN_conn(LU:901700000004620)
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Freeing instance
 DVLR vlr_lu_fsm(LU:901700000004620){VLR_ULA_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(LU:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(LU:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_CM_SERV_REQ
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
 DMM <- CM SERVICE REQUEST serv_type=0x08 MI(IMSI)=901700000004620
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -2957,15 +2957,15 @@
 - ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
 - ...expecting sres=20bde240
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
   cm_service_result_sent == 0
 - needs auth, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -2998,12 +2998,12 @@
 - ...key: 07fa7502e07e1c00
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   cm_service_result_sent == 0
   cipher_mode_cmd_sent == 1
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
   requests shall be thwarted
 DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
 DRLL subscr MSISDN:42342: Message not permitted for initial conn: GSM48_MT_CC_SETUP
@@ -3025,15 +3025,15 @@
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DREF MSISDN:42342: MSC conn use + cm_service == 1 (0x8: cm_service)
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: still awaiting first request after a CM Service Request
   cm_service_result_sent == 0
 - Concluding CM Service Request
 DREF MSISDN:42342: MSC conn use - cm_service == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -3042,18 +3042,18 @@
 - all requests serviced, conn has been released
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(CM_SERVICE_REQ:901700000004620)
+DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(CM_SERVICE_REQ:901700000004620)
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(CM_SERVICE_REQ:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(CM_SERVICE_REQ:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(CM_SERVICE_REQ:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - an SMS is sent, MS is paged
 DREF VLR subscr MSISDN:42342 usage increases to: 2
@@ -3076,13 +3076,13 @@
 - MS replies with Paging Response, and VLR sends Auth Request with third key
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
 DRR PAGING RESPONSE: MI(IMSI)=901700000004620
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Updated ID
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Updated ID
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Allocated
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: is child of RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
 DREF VLR subscr MSISDN:42342 usage increases to: 5
@@ -3098,11 +3098,11 @@
 - ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
 - ...expecting sres=a29514ae
 DREF VLR subscr MSISDN:42342 usage decreases to: 5
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_COMPLETE_LAYER_3
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: Received Event RAN_CONN_E_COMPLETE_LAYER_3
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_AUTH_CIPH
 DREF MSISDN:42342: MSC conn use - compl_l3 == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
   auth_request_sent == 1
 ---
 - Fake a situation where Classmark 2 is unknown during proc_arq_fsm
@@ -3128,21 +3128,21 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
 DMM MSISDN:42342: to determine whether A5/3 is supported, first ask for a Classmark Update to obtain Classmark 2
   BSC <--BSSAP-BSS-MANAGEMENT-- MSC: CLASSMARK REQ [L3]> 00 01 58 
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_WAIT_CLASSMARK_UPDATE
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event SUBSCR_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Awaiting results for Auth+Ciph, overruling event RAN_CONN_E_UNUSED
 - BSC sends back a BSSMAP Classmark Update, that triggers the Ciphering Mode Command in A5/3
 DMSC Looking for A subscriber: conn_id 0
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event SUBSCR_CONN_E_CLASSMARK_UPDATE
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to SUBSCR_CONN_S_AUTH_CIPH
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: Received Event RAN_CONN_E_CLASSMARK_UPDATE
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_WAIT_CLASSMARK_UPDATE}: state_chg to RAN_CONN_S_AUTH_CIPH
 DMM -> CIPHER MODE COMMAND MSISDN:42342
 - sending Ciphering Mode Command for MSISDN:42342: include_imeisv=0
 - ...perm algo: A5/3
 - ...key: e2b234f807886400
 - needs ciph, not yet accepted
-msc_subscr_conn_is_accepted() == false
+ran_conn_is_accepted() == false
 - MS sends Ciphering Mode Complete, VLR accepts and sends pending SMS
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
 DRR MSISDN:42342: CIPHERING MODE COMPLETE
@@ -3155,7 +3155,7 @@
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(PASSED)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Process Access Request result: PASSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: Received Event RAN_CONN_E_ACCEPTED
 DPAG Paging success for MSISDN:42342 (event=0)
 DPAG Calling paging cbfn.
 DREF MSISDN:42342: MSC conn use + trans_sms == 1 (0x20: trans_sms)
@@ -3163,8 +3163,8 @@
 - DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005802443f2000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
 - DTAP matches expected message
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_AUTH_CIPH}: state_chg to SUBSCR_CONN_S_ACCEPTED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: subscr_conn_fsm_has_active_transactions: connection still has active transaction: SMS
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_AUTH_CIPH}: state_chg to RAN_CONN_S_ACCEPTED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: ran_conn_fsm_has_active_transactions: connection still has active transaction: SMS
   dtap_tx_confirmed == 1
   paging_stopped == 1
 - SMS was delivered, no requests pending for subscr
@@ -3172,20 +3172,20 @@
   llist_count(&vsub->cs.requests) == 0
 DREF VLR subscr MSISDN:42342 usage decreases to: 4
 - conn is still open to wait for SMS ack dance
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS replies with CP-ACK for received SMS
   MSC <--RAN_GERAN_A-- MS: SMS:0x04
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: Received Event RAN_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_ACCEPTED}: state_chg to RAN_CONN_S_COMMUNICATING
 DREF MSISDN:42342: MSC conn use - dtap == 1 (0x20: trans_sms)
-  llist_count(&net->subscr_conns) == 1
+  llist_count(&net->ran_conns) == 1
 - MS also sends RP-ACK, MSC in turn sends CP-ACK for that
   MSC <--RAN_GERAN_A-- MS: SMS:0x01
 DREF MSISDN:42342: MSC conn use + dtap == 2 (0x22: dtap,trans_sms)
 DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_COMMUNICATING
 DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_GERAN_A
 - DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
 - DTAP matches expected message
@@ -3193,8 +3193,8 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
 DREF MSISDN:42342: MSC conn use - trans_sms == 1 (0x2: dtap)
 DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_COMMUNICATING}: state_chg to RAN_CONN_S_RELEASING
 DREF MSISDN:42342: MSC conn use + release == 1 (0x100: release)
 DREF VLR subscr MSISDN:42342 usage increases to: 3
 DREF VLR subscr MSISDN:42342 usage decreases to: 2
@@ -3204,23 +3204,23 @@
 - SMS is done, conn is gone
 - BSS sends BSSMAP Clear Complete
 DREF MSISDN:42342: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
-DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(PAGING_RESP:901700000004620)
+DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Removing from parent RAN_conn(PAGING_RESP:901700000004620)
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Freeing instance
 DVLR Process_Access_Request_VLR(PAGING_RESP:901700000004620){PR_ARQ_S_DONE}: Deallocated
-DRLL MSISDN:42342: Freeing subscriber connection
+DRLL MSISDN:42342: Freeing RAN connection
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn(PAGING_RESP:901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn(PAGING_RESP:901700000004620){RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ---
 - subscriber detaches
   MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
   new conn
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Allocated
+DMM RAN_conn{RAN_CONN_S_NEW}: Allocated
 DREF unknown: MSC conn use + compl_l3 == 1 (0x1: compl_l3)
 DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
 DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
@@ -3231,21 +3231,21 @@
 DREF VLR subscr MSISDN:42342 usage decreases to: 1
 DREF VLR subscr MSISDN:42342 usage decreases to: 0
 DREF freeing VLR subscr MSISDN:42342
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_CN_CLOSE
-DMM Subscr_Conn{SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_RELEASING
+DMM RAN_conn{RAN_CONN_S_NEW}: Received Event RAN_CONN_E_CN_CLOSE
+DMM RAN_conn{RAN_CONN_S_NEW}: state_chg to RAN_CONN_S_RELEASING
 DREF unknown: MSC conn use + release == 2 (0x101: compl_l3,release)
 - BSSAP Clear --RAN_GERAN_A--> MS
 DREF unknown: MSC conn use - compl_l3 == 1 (0x100: release)
   bssap_clear_sent == 1
 - BSS sends BSSMAP Clear Complete
 DREF unknown: MSC conn use - release == 0 (0x0: )
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: Received Event SUBSCR_CONN_E_UNUSED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASING}: state_chg to SUBSCR_CONN_S_RELEASED
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
-DRLL Freeing subscriber connection with NULL subscriber
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Freeing instance
-DMM Subscr_Conn{SUBSCR_CONN_S_RELEASED}: Deallocated
-  llist_count(&net->subscr_conns) == 0
+DMM RAN_conn{RAN_CONN_S_RELEASING}: Received Event RAN_CONN_E_UNUSED
+DMM RAN_conn{RAN_CONN_S_RELEASING}: state_chg to RAN_CONN_S_RELEASED
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DRLL Freeing RAN connection with NULL subscriber
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Freeing instance
+DMM RAN_conn{RAN_CONN_S_RELEASED}: Deallocated
+  llist_count(&net->ran_conns) == 0
 ===== test_cm_service_needs_classmark_update: SUCCESS
 
 full talloc report on 'msgb' (total      0 bytes in   1 blocks)