| Harald Welte | 09806e7 | 2015-12-31 12:49:02 +0100 | [diff] [blame] | 1 | msc { |
| 2 | hscale="3", wordwraparcs="1"; |
| 3 | ue,hnb,hnbgw,sgsn,ggsn; |
| 4 | |
| 5 | ue box hnb [ label = "Radio Channel Establishment, possibly already done by IMSI ATTACH / RAU" ]; |
| 6 | ue => hnb [ label = "RRC (SM PDP CTX ACT REQ)" ]; |
| 7 | hnb => hnbgw [ label = "RUA DT (RANAP DirectTransfer (SM PDP CTX ACT REQ))" ]; |
| 8 | hnbgw => sgsn [ label = "SCCP DT1 (RANAP DirectTransfer (SM PDP CTX ACT REQ))" ]; |
| 9 | |
| 10 | sgsn => ggsn [ label = "GTP-C PDP CTX ACT REQ" ]; |
| 11 | ggsn >> sgsn [ label = "GTP-C PDP CTX ACT ACK (IP+TEI of GGSN)" ]; |
| 12 | |
| 13 | sgsn => hnbgw [ label = "SCCP DT1 (RANAP Activate RAB Req (IP+TEI of GGSN)" ]; |
| 14 | hnbgw => hnb [ label = "RUA DT (RANAP Activate RAB Req (IP+TEI of GGSN)" ]; |
| 15 | hnb box ue [ label = "RAB Establishment" ]; |
| 16 | hnb >> hnbgw [ label = "RUA DT (RANAP Activate RAB Resp (IP + TEI of HNB)" ]; |
| 17 | hnbgw >> sgsn [ label = "SCCP DT1 (RANAP Activate RAB Resp (IP + TEI of HNB)" ]; |
| 18 | |
| 19 | sgsn => ggsn [ label = "GTP-C PDP CTX MOD REQ (IP + TEI of HNB)" ]; |
| 20 | ggsn >> sgsn [ label = "GTP-C PDP CTX MOD RESP" ]; |
| 21 | |
| 22 | sgsn >> hnbgw [ label = "SCCP DT1 (RANAP DirectTransfer (SM PDP CTX ACT ACK))" ]; |
| 23 | hnbgw >> hnb [ label = "RUA DT (RANAP DirectTransfer (SM PDP CTX ACT ACK))" ]; |
| 24 | hnb >> ue [ label = "RRC (SM PDP CTX ACT ACK))" ]; |
| 25 | } |