diff --git a/msc_tests/MSC_Tests.ttcn b/msc_tests/MSC_Tests.ttcn
index 566999b..b318aa9 100644
--- a/msc_tests/MSC_Tests.ttcn
+++ b/msc_tests/MSC_Tests.ttcn
@@ -908,6 +908,9 @@
 	var PDU_ML3_MS_NW l3_info := valueof(ts_CM_SERV_REQ(CM_TYPE_EMERG_CALL, mi));
 	f_bssap_compl_l3(l3_info);
 	BSSAP.receive(tr_PDU_DTAP_MT(tr_CM_SERV_REJ('05'O)));
+	BSSAP.receive(tr_BSSMAP_ClearCommand);
+	BSSAP.send(ts_BSSMAP_ClearComplete);
+	BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND);
 	setverdict(pass);
 }
 testcase TC_emerg_call_imei_reject() runs on MTC_CT {
@@ -930,6 +933,7 @@
 	var BSC_ConnHdlr vc_conn;
 	f_init();
 	f_vty_config(MSCVTY, "network", "authentication optional");
+	f_vty_config(MSCVTY, "msc", "assign-tmsi");
 
 	vc_conn := f_start_handler(refers(f_tc_emerg_call_imsi), testcasename(), 18);
 	vc_conn.done;
@@ -946,11 +950,16 @@
 	var PDU_ML3_MS_NW l3_info := valueof(ts_CM_SERV_REQ(CM_TYPE_VGCS, mi));
 	f_bssap_compl_l3(l3_info);
 	BSSAP.receive(tr_PDU_DTAP_MT(tr_CM_SERV_REJ(int2oct(32,1))));
+	BSSAP.receive(tr_BSSMAP_ClearCommand);
+	BSSAP.send(ts_BSSMAP_ClearComplete);
+	BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND);
 	setverdict(pass);
 }
 testcase TC_cm_serv_req_vgcs_reject() runs on MTC_CT {
 	var BSC_ConnHdlr vc_conn;
 	f_init();
+	f_vty_config(MSCVTY, "network", "authentication optional");
+	f_vty_config(MSCVTY, "msc", "assign-tmsi");
 
 	vc_conn := f_start_handler(refers(f_tc_cm_serv_req_vgcs_reject), testcasename(), 19);
 	vc_conn.done;
@@ -967,11 +976,16 @@
 	var PDU_ML3_MS_NW l3_info := valueof(ts_CM_SERV_REQ(CM_TYPE_VBS, mi));
 	f_bssap_compl_l3(l3_info);
 	BSSAP.receive(tr_PDU_DTAP_MT(tr_CM_SERV_REJ(int2oct(32,1))));
+	BSSAP.receive(tr_BSSMAP_ClearCommand);
+	BSSAP.send(ts_BSSMAP_ClearComplete);
+	BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND);
 	setverdict(pass);
 }
 testcase TC_cm_serv_req_vbs_reject() runs on MTC_CT {
 	var BSC_ConnHdlr vc_conn;
 	f_init();
+	f_vty_config(MSCVTY, "network", "authentication optional");
+	f_vty_config(MSCVTY, "msc", "assign-tmsi");
 
 	vc_conn := f_start_handler(refers(f_tc_cm_serv_req_vbs_reject), testcasename(), 20);
 	vc_conn.done;