completeumtscallflow-140803082151-phpapp02
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8/9/2019 completeumtscallflow-140803082151-phpapp02
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UE RNC
UTRA_Idle
RRC Connection Request
[CCCH] RRC
Initial UE ID = IMSI|TMSI+LAI,Est.Cause = originating conersational call
Initial UE Message
CN !o"ain = cs, LAI, SAI, RNC#ID,NAS#$DU = CM Serice Request
call request (User)
RRC Connection Setu%[CCCH] RRC
U#RNTI, C-RNTI, signalling ra!io&earer R'(..R'), TrC*conguration, $C* conguration,ra!io access ca%a&ilit- u%!aterequire"ent RRC Connection Setu% Co"%lete[DCCH] RRC
Initial Direct Transer[DCCH] RRC
CN !o"ain = cs, NAS#$DU = MM#"essage/ CM Serice Request
CELL_DCH
UE
UE ra!io access ca%a&ilities
Direct Transer
SA$I=0, NAS#$DU = Autentication Req.
Do1nlin2 Direct Transer[DCCH] RRCCN !o"ain = cs, NAS#$DU =
MM#"essage/ AutenticationRequest
U%lin2Direct Transer[DCCH] RRCCN !o"ain = cs, NAS#$DU =MM#"essage/ AutenticationRes%onse LAI, SAI, NAS#$DU =
Autentication Res%.
Direct TranserRANAP
Securit- Mo!e Co""an!RANAPSecurit- Mo!e Co""an!
%er"itte! UIA, I3,%er"itte! UEA, C3,4
selecte! UIA, selecte! UEA, ci%ering actiation ti"e, 4
[DCCH] RRC
[DCCH] RRCSecurit- Mo!e Co"%lete
Securit- Mo!e Co"%leteRANAP
selecte! UIA, selecte! UEA
[DCCH] RRCU%lin2 Direct Transer
CN !o"ain = cs, NAS#$DU =CC#"essage/ Setu%
RANAPDirect Transer
LAI, SAI, NAS#$DU = Setu%
RANAP $aging
CN !o"ain = cs, LAI, IMSI, TMSI, cause
[PCCH] RRC
UE#ID = TMSI|IMSI,cause = ter"inatingconersation call|ter"inating cause
un2no1n
UTRA_Idle
MSC Server
4
$aging T-%e
RNC
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UE RNC
RRC Connection Request[CCCH] RRC
CN !o"ain = cs, LAI, SAI, RNC#ID,NAS#$DU = $aging Res%onse
RRC ConnectionSetu% Co"%lete
Initial Direct Transer[DCCH] RRCCN !o"ain = cs, NAS#$DU = MM "essage/ $aging Res%onse
UE
UE ra!io access ca%a&ilitie
Direct Transer
Autentication Req.
Do1nlin2 Direct Trans[DCCH] RRCCN !o"ain = cs, NAS#$DU =MM#"essage/ AutenticationRequest
U%lin2Direct Transer[DCCH] RRC
LAI, SAI, NAS#$DU =Autentication Res%.
Direct TranserRANAP
RANAPSecurit- Mo!e Co""an!
%er"itte! UIA, I3,%er"itte! UEA, C3,4
selecte! UIA, selecte! UEA ci%ering actiation ti"e,
[DCCH] RRC
[DCCH] RRCSecurit- Mo!e Co"%le
Securit- Mo!e Co"%leteselecte! UIA, selecte! U
[DCCH] RRC
CN !o"ain = cs,NAS#$DU = CC#
"essage/ Setu%
RANAPDirect Transer
LAI, SAI, NAS#$DU = Setu%
Initial UE ID = IMSI|TMSI+LAEst.Cause = Ter"inating
conersational call
U#RNTI, C-RNTI, signalling ra!io &earer R'(..R'), TrC* conguration, $C*conguration, ra!io access ca%a&ilit- u%!aterequire"ent
[CCCH] RRCRRC Connection Set
[DCCH] RRC
Initial UE MessageRANAP
RANAP
Securit- Mo!e Co""a
RANAP
Do1nlin2 Direct Transe
MSC Server RNC
CELL_DC
CN !o"ain = cs, NAS#$DU = MM#"essage/ AutenticationRes%onse
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UE RNC
[DCCH] RRC
UE
RANAP
U%lin2 Direct Transe[DCCH] RRC
CN !o"ain = cs, NAS#$DUCC#"essage/ Call Conr"
LAI, SAI, NAS#$DU = Call Conr"e!
RANAP Direct Transer
SA$I=0, NAS#$DU =Call $rocee!ing
RANAPDirect Transer
[DCCH] RRC
CN !o"ain = cs, NAS#$DU = CC#"essage/ Call $rocee!ing
Do1nlin2 Direct Transer
Ra!io 'earer Setu%
RA'Setu%5rMo!i-Ite"RA' $ara"eter
[DCCH] RRC
RRC state = CELL6DC*, RA' to setu% ra!io &earer tosetu%, signalling ra!io &earer, trans%ort cannels to a!!, %-sical cannel
Ra!io 'earer Setu% Co"%lete[DCCH] RRC
RA' Assign"ent
Res%onsesuccessul setu%
[DCCH] RRC
RA'Setu%5rMo!i-Ite"RA' $ara"eter
[DCCH] RRCRa!io 'earer Setu%
RA' Assign"ent Res%onseRANAP
[DCCH] RRC
successul setu%
U%lin2 Direct Transe[DCCH] RRC
LAI, SAI, NAS#$DU = Alerting
Direct TranserRANAP
SA$I=0, NAS#$DU = Alerting
Direct TranserRANAP
CN !o"ain = cs, NAS#$DU = CC#"essage/ Alerting
Do1nlin2 Direct Transer[DCCH] RRCU%lin2 Direct Transer[DCCH] RRC
LAI, SAI, NAS#$DU = Connect
Direct TranserRANAP
SA$I=0, NAS#$DU = Connect
Direct TranserRANAP
CN !o"ain = cs, NAS#$DU = CC#"essage/ Connect
Do1nlin2 Direct Transer[DCCH] RRC
MSC Server RNC
RRC state = CELL6DC*, RA' to setu% ra!io &earesetu%, signalling ra!io &eare, trans%ort cannels to a!!, cannel
Ra!io 'earer Setu% Co"%
CN !o"ain = cs, NAS#$D CC#"essage/ Alerting
CN !o"ain = cs, NAS#$D CC#"essage/ Connect
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