IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION Appendix (Call Flow) Figure 1: Location Update MS BSS M SC/VLR HLR D tap Locu R equest SCCP CC Dtap ID R eq D tap ID Resp Dtap A uth R eq D tap A uth Resp M ap U pdate Loc M ap ISD M ap ISD A ck M ap U L A ck Bssm ap CipherCm d Bssm ap CipherCom p Dtap Location UpdateA ccepted Dtap TM SIR eallocation C om m and Bssm ap ClearCom Bssm ap ClearCom p SCCP RLSD SCCP RLC V1.2 / EN 22/Nov/2004 Page 1/21
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IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Appendix (Call Flow)
Figure 1: Location Update
MS BSS MSC/VLR HLR
Dtap Locu Request
SCCP CC
Dtap ID Req
Dtap ID Resp
Dtap Auth Req
Dtap Auth RespMap Update Loc
Map ISD
Map ISD Ack
Map UL AckBssmap Cipher Cmd
Bssmap Cipher Comp
Dtap Location Update Accepted
Dtap TMSI Reallocation Command
Bssmap Clear Com
Bssmap Clear Comp
SCCP RLSD
SCCP RLC
V1.2 / EN 22/Nov/2004 Page 1/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 2: MS – MS Call
PRN
MS(O)Dtap CM Serv Req
SCCP CC
Dtap Auth Req
Dtap Auth Resp
Bss Cipher Cmd
Bss Cipher Comp
Dtap ID Req
Dtap ID Resp
MSC HLR EIR MS(T) VLR
Dtap SETUP
Check IMEI
Dtap Call Proc
Bss Assgn Req
Bss Asgn CompSRI ACK
PRN ACK
Bssmap Paging
Dtap Progress
SRI
Check IMEI Ack
Dtap Paging Response
Contd.,
V1.2 / EN 22/Nov/2004 Page 2/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
MS – MS Call (Contd.,)
SCCP Connect Confirmed
Dtap Auth Req
Dtap Auth Resp
Bssmap Cipher Command
Bssmap Cipher Complete
Dtap ID Req
Dtap ID Resp
Dtap SETUP
Check IMEI
Dtap Call Confirmed
Dtap Assign Req
Check IMEI Ack
Dtap Assign Comp
Dtap ALERTING
Dtap Alerting
MS(O) MSC HLR EIR MS(T) VLR
Contd.,
V1.2 / EN 22/Nov/2004 Page 3/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
MS – MS Call (Contd.,)
MS(O) MSC HLR EIR MS(T) VLR
Dtap CONNECT
Dtap Connect
Dtap Conn Ack
Dtap CONN ACK
Call in TALKING State
Dtap Disc Dtap DISCONNECTDtap Release
Dtap RELEASEDtap Rel Comp
Dtap REL CompBss CLR Cmd
Bss CLR Comp
SCCP RLSD
SCCP RLC
Bssmap CLEAR Command
Bssmap CLEAR Complete
SCCP RLSD
SCCP RLC
V1.2 / EN 22/Nov/2004 Page 4/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 3: Early Call Forwarding
MS1 GMSC
DtapSetup(MS2)SRI (MS2)
SRI ACK(FTN=ISUP)
HLR ISUP
ISUP ACM
ISUP IAM
DtapALERT
ISUP ANM
DtapConnect
Call in Talking State here
Dtap Rel
Bss CLR Cmd
Bss CLR Cmp
SCCP RLSD
SCCP RLC
ISUP REL
ISUP RLC
Dtap Disc
Dtap RLC
V1.2 / EN 22/Nov/2004 Page 5/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 4: LATE Call Forwarding
V1.2 / EN 22/Nov/2004 Page 6/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 5: CLIP
Figure 6: CLIR
V1.2 / EN 22/Nov/2004 Page 7/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 7: CALL WAIT
V1.2 / EN 22/Nov/2004 Page 8/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 8: CUG
Figure 9: Outgoing Call Barring
MS1 MSC
DtapSetup(MS2)Send Info for Outgoing Call
VLR
ERROR (Call Barred)
Call take down
V1.2 / EN 22/Nov/2004 Page 9/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 10: Incoming Call Barring
MS1 GMSC
DtapSetup(MS2)
HLR
ERROR (Call Barred)
Call take down
SRI (MS2)
Figure 11: HANDOVER (Inter BSS)
Figure 12: HANDOVER (Inter MSC)
V1.2 / EN 22/Nov/2004 Page 10/20
IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION
Figure 13: Mobile Originated Data Call
V1.2 / EN 22/Nov/2004 Page 11/20
MSBSS
MSC VLR IWF PSTN
---Process Access Request (CM Service Request) --------------------------->
<---------Authentication, Ciphering and TMSI Relocation----------------->