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1、NOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLR establishment cause answer for paging(MTC)emergency call call re-es
2、tablishment user request(MOC,SMS,suppl.service)other serives(loc.update,IMSI detach)random numberNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommun
3、ications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequired BSC starts searching for a SDCCH channel-channel available-reservation-no channel available-blockingNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH sei
4、z att.SDCCH busy att.Ghost CCCH Res.BSC starts searching for a SDCCH channel-channel available-reservation-no channel available-blockingNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Gho
5、st CCCH Res.channelactivationNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.NOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia
6、Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDC
7、CH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignment information included page mode timing advance channel description timeslotsubchanneltraining sequence codeRF channel number timer 3101 started in the BSCNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyri
8、ght Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.information included page mode timing advance channel description timeslotsubchanneltraining sequence codeRF ch
9、annel number timer 3101 started in the BSCNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignme
10、ntNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentESTABLISHMENT PARTNOKIA TELECOMMUNICAT
11、IONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoB
12、ra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequest required service mobile originated call/SMS mobile terminated cal
13、l/SMS location update call re-establishment IMSI detach request timer 3101 started in the mobileNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.
14、ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn
15、.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindication timer 3101 stopped in the BSCNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channe
16、lactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.update timer 3101 stopped in the BSCNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Co
17、pyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentimmediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callS
18、ucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestSDCCH assign.NOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmen
19、timmediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestSDCCH assign.BSC starts to initiate signalling connection control part(SCCP)connection NOKIA TELECOMMUNICATIONSTSG 0071
20、/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH
21、call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUANOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.
22、immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA timer 3101 stopped in the mobileNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyrig
23、ht Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH eme
24、rg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn
25、.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestCYPHERING&ENCRYPTION PARTNOKIA TELECOMMUNICATIONSTSG 0071/en 1.
26、0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call r
27、e est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH R
28、es.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthenti
29、cation requestNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablish
30、indicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunicati
31、ons GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsu
32、cc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestA3SRESRANDKi(first 8 bits)NOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz
33、att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requ
34、estauthenticate requestauthentication requestauthentication requestauthentication responseNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.i
35、mmediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requesta
36、uthentication responseauthentication responseNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassig
37、nmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication responseauthentication response
38、authentication responseNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequest
39、establishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication responseauthentication responseauthentication respons
40、e set ciphering modeNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestest
41、ablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication responseauthentication responseauthentication response s
42、et ciphering modeciphering mode commandNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentC
43、M servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication responseauthentication responseauthen
44、tication response set ciphering modeciphering mode commandencryption commandNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassign
45、mentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication
46、responseauthentication responseauthentication response set ciphering modeciphering mode commandencryption commandciphering mode commandNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghos
47、t CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.SMS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate request
48、authentication requestauthentication requestauthentication responseauthentication responseauthentication response set ciphering modeciphering mode commandencryption commandciphering mode commandA8ciphering key(Kc)RANDKiNOKIA TELECOMMUNICATIONSTSG 0071/en 1.0/KoBra Copyright Nokia Telecommunications
49、GmbHchannelrequestMSBTS BSC MSC VLRchannelrequiredSDCCH seiz att.SDCCH busy att.Ghost CCCH Res.channelactivationchannelact.ackn.immediateassignmentSDCCH assign.immediateassignmentCM servicerequestestablishindicationSucc.Seiz.Orig.Succ.Seiz.Term.SDCCH call re est.SDCCH emerg.callSucc.SMS est.Unsucc.S
50、MS est.SDCCH loc.updateCM servicerequestUA processaccess requestauthenticate requestauthentication requestauthentication requestauthentication responseauthentication responseauthentication response set ciphering modeciphering mode commandencryption commandciphering mode commandciphering mode complet