CSFB信令流程(DOC 39頁)

CSFB相關信令流程.....1
1.....移動性管理.....1
1.1.....聯合附著流程.....1
1.2.....分離流程.....5
1.3.....UE發起的分離流程.....5
1.4.....MME發起的分離流程.....7
1.5.....HSS發起的分離流程.....8
1.6.....聯合TA/LA更新流程.....8
1.7.....周期性TA/LA更新.....11
2.....語音業務.....11
2.1.....主叫語音業務.....11
2.2.....被叫語音業務.....13
2.3.....緊急呼叫業務.....16
2.3.1.....帶USIM卡緊急呼叫業務流程.....16
2.3.2.....不帶USIM卡緊急呼叫業務流程.....18
3.....SGs短消息業務.....18
3.1.....始發短消息業務流程.....18
3.2.....終結短消息業務流程.....23
4.....MTRF業務.....28
4.1.....呼叫入局後觸發被叫漫遊前轉.....28
4.2.....預尋呼觸發被叫漫遊前轉流程.....35
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