NAS TIMER.docx
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NAS TIMER.docx
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NASTIMER
Timersofmobilitymanagement
Table11.1/3GPPTS24.008:
Mobilitymanagementtimers-MS-side
TIMER
NUM.
MM
ST
AT
TIME
OUT
VAL.
CAUSEFORSTART
NORMALSTOP
ATTHEEXPIRY
T3210
3
20s
-LOC_UPD_REQsent
-LOC_UPD_ACC
-LOC_UPD_REJ
-AUTH_REJ
-Lowerlayerfailure
StartT3211
T3211
1
2
15s
-LOC_UPD_REJwithcause#17netw.failure
-lowerlayerfailureorRRconn.releasedafterRRconn.abortduringloc.updating
-Timeout
-cellchange
-requestforMMconnectionestablishment
-changeofLA
RestarttheLocationupdateproc.
T3212
1,
2
Note1
-terminationofMMserviceorMMsignalling
-initiationofMMserviceorMMsignalling
initiateperiodicupdating
T3213
1
2
11
4s
-locationupdatingfailure
-expiry
-changeofBCCHparameter
newrandomattempt
T3214
3
5
7
20s
AUTHENTFAILURE
Cause=‘MACfailure’or‘GSMauthenticationunacceptable’sent
AUTHENTREQreceived
Considerthenetworkas’false’(see4.3.2.6.1)
T3216
3
5
7
15s
AUTHENTFAILURE
Cause=Synchfailuresent
AUTHENTREQreceived
Considerthenetworkas’false’(see4.3.2.6.1)
T3218
3
5
7
20s
RANDandRESstoredafterreceiptofaUMTSauthenticationchallenge
-Ciphermodesetting(A/Gbmodeonly)
-Securitymodesetting
(Iumodeonly)
-AUTHENTREJreceived
-enterMMIDLEorNULL
DeletethestoredRANDandRES
T3220
7
5s
-IMSIDETACH
-releasefromRM-sublayer
enterNullorIdle,ATTEMPTINGTOUPDATE
T3230
5
15s
-CMSERVREQ
CMREESTREQ
-Ciphermodesetting
-CMSERVREJ
-CMSERVACC
providereleaseind.
T3240
9
10
10s
seesubclause11.2.1
seesubclause11.2.1
aborttheRRconnection
T3241
25
300s
seesubclause11.2.1
seesubclause11.2.1
aborttheRRconnection
NOTE1:
ThetimeoutvalueisbroadcastedinaSYSTEMINFORMATIONmessage
Table11.2/3GPPTS24.008:
Mobilitymanagementtimers-network-side
TIMER
NUM.
MM
ST
AT
TIME
OUT
VAL.
CAUSEFORSTART
NORMALSTOP
ATTHEEXPIRY
ATTHESECONDEXPIRY
T3250
6
12s
TMSI-REAL-CMDorLOCUPDACCwithnewTMSIsent
TMSI-REALL-COMreceived
OptionallyReleaseRRconnection
T3255
Note
LOCUPDACCsentwith"FollowonProceed"
CMSERVICEREQUEST
ReleaseRRConnectionoruseformobilestationterminatingcall
T3260
5
12s
AUTHENT-REQUESTsent
AUTHENT-RESPONSEreceived
AUTHENT-FAILUREreceived
OptionallyReleaseRRconnection
T3270
4
12s
IDENTITYREQUESTsent
IDENTITYRESPONSEreceived
OptionallyReleaseRRconnection
NOTE2:
Thevalueofthistimerisnotspecifiedbythisrecommendation.
11.2.1TimerT3240andTimerT3241
TimerT3240isstartedinthemobilestationwhen:
-themobilestationreceivesaLOCATIONUPDATINGACCEPTmessagecompletingalocationupdatingprocedureinthecasesspecifiedinsubclauses4.4.4.6and4.4.4.8;
-themobilestationreceivesaLOCATIONUPDATINGREJECTmessageinthecasesspecifiedinsubclause 4.4.4.7;
-themobilestationhassentaCMSERVICEABORTmessageasspecifiedinsubclause4.5.1.7;
-themobilestationhasreleasedorabortedallMMconnectionsinthecasesspecifiedin4.3.2.5,4.3.5.2,4.5.1.1,and4.5.3.1.
TimerT3240isstopped,reset,andstartedagainatreceiptofanMMmessage.
TimerT3240isstoppedandreset(butnotstarted)atreceiptofaCMmessagethatinitiatesestablishmentofanCMconnection(anappropriateSETUP,REGISTER,orCP-DATAmessageasdefinedin3GPPTS24.008,3GPPTS24.010or3GPPTS24.011).
TimerT3241isstartedinthemobilestationwhenenteringMMstateRRCONNECTIONRELEASENOTALLOWED.
TimerT3241isstoppedandreset(butnotstarted)whentheMMstateRRCONNECTIONRELEASENOTALLOWEDisleft.
IftimerT3241expires,theMSshallaborttheRRconnectionandentertheMMstateMMIDLE.
11.2.2TimersofGPRSmobilitymanagement
Table11.3/3GPPTS24.008:
GPRSMobilitymanagementtimers-MSside
TIMERNUM.
TIMERVALUE
STATE
CAUSEOFSTART
NORMALSTOP
ONTHE
1st,2nd,3rd,4thEXPIRYNote3
T3310
15s
GMM-
REG-INIT
ATTACHREQsent
ATTACHACCEPTreceived
ATTACHREJECTreceived
RetransmissionofATTACHREQ
T3311
15s
GMM-DEREGATTEMPTINGTOATTACHor
GMM-REGATTEMPTINGTOUPDATE
ATTACHREJwithothercausevaluesasdescribedinchapter'GPRSAttach'
ROUTINGAREAUPDATEREJwithothercausevaluesasdescribedinchapter'RoutingAreaUpdate'
Lowlayerfailure
Changeoftheroutingarea
RestartoftheAttachortheRAUprocedurewithupdatingoftherelevantattemptcounter
T3316
30s
GMM-
REG-INIT
GMM-REG
GMM-DEREG-INIT
GMM-RA-UPDATING-INT
GMM-SERV-REQ-INIT
(Iumodeonly)
RANDandRESstoredafterreceiptofaUMTSauthenticationchallenge
Securitymodesetting
(Iumodeonly)
AUTHENTICATION&CIPHERINGREJECTreceived
EnterGMM-DEREGor
GMM-NULL
DeletethestoredRANDandRES
T3318
20s
GMM-
REG-INIT
GMM-REG
GMM-DEREG-INIT
GMM-RA-UPDATING-INT
GMM-SERV-REQ-INIT(UMTSonly)
AUTHENTICATION&CIPHERINGFAILURE(cause=’MACfailure’or‘GSMauthenticationunacceptable’)sent
AUTHENTICATION&CIPHERINGREQUESTreceived
Onfirstexpiry,theMSshouldconsiderthenetworkasfalse(see4.7.7.6.1)
T3320
15s
GMM-
REG-INIT
GMM-REG
GMM-DEREG-INIT
GMM-RA-UPDATING-INT
GMM-SERV-REQ-INIT(UMTSonly)
AUTHENTICATION&CIPHERINGFAILURE(cause=synchfailure)sent
AUTHENTICATION&CIPHERINGREQUESTreceived
Onfirstexpiry,theMSshouldconsiderthenetworkasfalse(see4.7.7.6.1)
T3321
15s
GMM-
DEREG-INIT
DETACHREQsent
DETACHACCEPTreceived
RetransmissionoftheDETACHREQ
T3330
15s
GMM-ROUTING-UPDATING-INITIATED
ROUTINGAREAUPDATEREQUESTsent
ROUTINGAREAUPDATEACCreceived
ROUTINGAREAUPDATEREJreceived
RetransmissionoftheROUTINGAREAUPDATEREQUEST
message
Table11.3a/3GPPTS24.008:
GPRSMobilitymanagementtimers–MSside
TIMERNUM.
TIMERVALUE
STATE
CAUSEOFSTART
NORMALSTOP
ON
EXPIRY
T3302
Default12min
Note1
GMM-DEREG
or
GMM-REG
Atattachfailureandtheattemptcounterisgreaterthanorequal
to5.
Atroutingareaupdatingfailureandtheattemptcounterisgreaterthanorequalto5.
Atsuccessfulattach
Atsuccessfulroutingareaupdating
Oneveryexpiry,initiationofthe
GPRSattachprocedure
or
RAUprocedure
T3312
Default
54min
Note1
GMM-REG
InGSM,whenREADYstateisleft.
InUMTS,whenPMM-CONNECTEDmodeisleft.
WhenenteringstateGMM-DEREG
InitiationofthePeriodicRAUprocedure
T3314
READY
(GSMonly)
Default
44sec
Note2
AllexceptGMM-DEREG
TransmissionofaPTPPDU
ForcedtoStandby
Nocell-updatesareperformed
T3317
(UMTSonly)
10s
GMM-SERVICE-REQUEST-INITIATED
SERVICEREQsent
Securitymodecontrolprocedureiscompleted,
SERVICEACCEPTreceived,or
SERVICEREJECTreceived
Aborttheprocedure
NOTE1:
ThevalueofthistimerisusedifthenetworkdoesnotindicateanothervalueinaGMMsignallingprocedure.
NOTE2:
ThedefaultvalueofthistimerisusedifneithertheMSnortheNetworksendanothervalue,oriftheNetworksendsthisvalue,inasignallingprocedure.
NOTE3:
Typically,theproceduresareabortedonthefifthexpiryoftherelevanttimer.Exceptionsaredescribedinthecorrespondingproceduredescription.
Table11.4/3GPPTS24.008:
GPRSMobilitymanagementtimers-networkside
TIMERNUM.
TIMERVALUE
STATE
CAUSEOFSTART
NORMALSTOP
ONTHE
1st,2nd,3rd,4thEXPIRYNote3
T3322
6s
GMM-
DEREG-INIT
DETACHREQsent
DETACHACCEPTreceived
RetransmissionofDETACHREQUEST
T3350
6s
GMM-COMMON-PROC-INIT
ATTACHACCEPT
sentwithP-TMSIand/orTMSI
RAUACCEPTsentwithP-TMSIand/orTMSI
P-TMSIREALLOCCOMMAND
sent
ATTACHCOMPLETEreceived
RAUCOMPLETEreceived
P-TMSIREALLOCCOMPLETEreceived
Retransmissionofthesamemessagetype,i.e.ATTACHACCEPT,RAUACCEPTorREALLOCCOMMAND
T3360
6s
GMM-COMMON-PROC-INIT
AUTHANDCIPHREQUEST
sent
AUTHANDCIPHRESPONSEreceived
AUTHENT-ANDCIPHER-FAILUREreceived
RetransmissionofAUTHANDCIPHREQUEST
T3370
6s
GMM-COMMON-PROC-INIT
IDENTITYREQUESTsent
IDENTITYRESPONSEreceived
RetransmissionofIDENTITYREQUEST
Table11.4a/3GPPTS24.008:
GPRSMobilitymanagementtimers-networkside
TIMERNUM.
TIMERVALUE
STATE
CAUSEOFSTART
NORMALSTOP
ON
EXPIRY
T3313
Note1
GMM_REG
Pagingprocedureinitiated
Pagingprocedurecompleted
Networkdependent
T3314
READY
(GSMonly)
Default
44sec
Note2
AllexceptGMM-DEREG
ReceiptofaPTPPDU
ForcedtoStandby
ThenetworkshallpagetheMSifaPTPPDUhastobesenttotheMS
MobileReachable
Default4mingreaterthanT3312
AllexceptGMM-DEREG
InGSM,changefromREADYtoSTANDBYstate
InUMTS,changefromPMM-CONNECTEDmodetoPMM-IDLEmode.
PTPPDUreceived
Networkdependentbuttypicallypagingishaltedon1stexpiry
NOTE1:
Thevalueofthistimerisnetworkdependent.
NOTE2:
ThedefaultvalueofthistimerisusedifneithertheMSnortheNetworksendanothervalue,oriftheNetworksendsthisvalue,inasignallingprocedure.ThevalueofthistimershouldbeslightlyshorterinthenetworkthanintheMS,thisisanetworkimplementationissue.
NOTE3:
Typically,theproceduresareabortedonthefifthexpiryoftherelevanttimer.Exceptionsaredescribedinthecorrespondingproceduredescription.
11.2.3Timersofsessionmanagement
Table11.2c/3GPPTS24.008:
Sessionmanagementtimers-MSside
TIMERNUM.
TIMERVALUE
STATE
CAUSEOFSTART
NORMALSTOP
ONTHE
1st,2nd,3rd,4thEXPIRY
T3380
30s
PDP-
ACTIVE-PEND
ACTIVATEPDPCONTEXTREQUESTorACTIVATESECONDARYPDPCONTEXTREQUESTsent
ACTIVATE
PDPCONTEXTACCEPTorACTIVATE
SECONDARYPDPCONTEXTACCEPTreceived
ACTIVATE
PDPCONTEXTREJECTorACTIVATE
SECONDARYPDPCONTEXTREJECTreceived
RetransmissionofACTIVATEPDP
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