MS

1
MS
BMI
2
MS
BMI
Channel Request
Get SDCCH
3
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
4
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
5
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
6
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
7
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
8
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
Cipher Mode
9
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
Cipher Mode
Cipher Mode Complete
10
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
Cipher Mode
Cipher Mode Complete
LOC UPD ACC(TMSI)
11
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
Cipher Mode
Cipher Mode Complete
LOC UPD ACC(TMSI)
TMSI REAL Complete
12
MS
BMI
Channel Request
Get SDCCH
Immediate Assignment
RR Connection established
SABM(LOC UPD REQ)
US(LOC UPD REQ)
Authentication Request(RAND)
AUTHENTICATION RES(SRES)
Cipher Mode
Cipher Mode Complete
LOC UPD ACC(TMSI)
TMSI REAL Complete
RR connection released
Channel Release