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

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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

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IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 4: LATE Call Forwarding

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IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 5: CLIP

Figure 6: CLIR

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IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 7: CALL WAIT

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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)

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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----------------->

-------------------Setup (BC) ----------------------> -------SIOC----------------><-----Complete Call-------

<-------------------Call Proceeding (BC) ----------

---------------IWF Setup Request (BC) ------------->

<-------------IWF Setup response---------------------

<--Assign. Request-------

---Assign. Comp. ------>

--------------------Initial Address Message (IAM) -------------------------->

<------------------Address Complete Message (ACM) ----------------------

<------------------Address Message (ANM) -----------------------------------

<---------------Alerting-------------------------------

<---------------Connect-------------------------------

-------------IWF Activate Request------------------->

<------------IWF Activate Response-----------------------------Connect Acknowledge------------------->

<------------------------------------Data Call Traffic (Digital) ------------------------------------------->

<--Data Call Traffic------Analog---------->

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 14: Mobile Terminated Data Call

V1.2 / EN 22/Nov/2004 Page 12/20

PSTNGMSC

<-IAM--

HLRIWFVLRMS

BSSMSC

<--SRI------<---Provide Roaming Num.(BC)-

------------PRI-Ack (MSRN) ---> --Rout. Inf.->

<-------------Initial Address Message-------------------------------------------------SIIC----------->

<-----------Paging Request------------------ ---------------Address Complete Message----------------------------------

>

-------Page Response--------------------->

<-------------Authentication, Ciphering and TMSI Reallocation->

<-Complete Call (BC)-

<---------- Setup (BC) ----------------------

------------Call Confirm (BC) ------------>---IWF Setup Request-(BC) ------------------>

<--IWF Setup Response-------------------------<- Assgn. Req. --------

--Assgn. Comp.------>-----------------Alerting --------------------

>-------------------------------------Call Progress --------------------------->

--CPG->

-----------------Connect-------------------->

----------------------------------Answer Message---------------------------->

-ANM>

--------IWF Activate Request-----------------><-------IWF Activate Response----------------

<------------------------------Data Call Traffic (DIGITAL) ---------------------------------->

<--Data Call Traffic(ANALOG)

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 15: IN PREPAID Calling

V1.2 / EN 22/Nov/2004 Page 13/20

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

IP

NCSI

MSC/SSP SCP

D P 9

Waiting for Instruct ions

InitialDP(N-CSI)

RRBE (O_Disconnect as EDP-R, leg2)

Connect

Monitoring

MSC/TE

Wait for InstructionsPost Disconnect

Wait for Instructions

Monitoring

Idle

ANM

Release

E R B (D is c o n n e c t, l e g 2 )

RRBE (O_Disconnect as EDP_R, leg2)

Connect [DRA]

N C S II n it ia l D P ( N -C S I )

Wait for Instructions

ETC for DS

WFETCNSDFC

Wait for Instructions

for DS

Collected Info

UXLA

V1.2 / EN 22/Nov/2004 Page 14/20

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 16: SMS-MT, MT-Active

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

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IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

V1.2 / EN 22/Nov/2004 Page 16/20

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

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

V1.2 / EN 22/Nov/2004 Page 17/20

TCAP END

DTAP CP Ack

DTAP CP Data

DTAP CP Ack

DTAP CP

Dtap ID Resp

Dtap ID Req

Forward SM Arg

MS(O) MSC HLR EIR MS(T) SMS SC

Dtap CONNECTDtap Connect

Dtap Conn Ack

Dtap CONN ACK

Call in TALKING State

Dtap Disc Dtap DISCONNECT

Dtap 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

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

Figure 17: SMS-MO, MO-Active

V1.2 / EN 22/Nov/2004 Page 18/20

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

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

V1.2 / EN 22/Nov/2004 Page 19/20

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

IMPCS VALIDATION TEST PLAN – BSNL EAST/SOUTH REGION

V1.2 / EN 22/Nov/2004 Page 20/20

Forward SM Arg

TCAP END

MS(O) MSC HLR EIR MS(T) SMS SC

Dtap CONNECTDtap Connect

Dtap Conn Ack

Dtap CONN ACK

Call in TALKING State

Dtap Disc Dtap DISCONNECT

Dtap 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

DTAP ID Req

DTAP ID Resp

DTAP CP Data

DTAP CP Ack

DTAP CM Srvc Reqst

DTAP CM Srvc Acpt

DTAP CP Data Ack

DTAP CP Data