哪位高手能提供下一次完整的呼叫、切换的后台信令流程,谢谢!
我要回答
问题答案
呼叫流程
Channel request
immediate assignment
Cm service request
Cm service accept
Setup
Call proceeding
Assignment command
Assignment complete
Alerting
Connect
Connect acknowedge
Disconnect
Release
Release complete
Channel release
切换流程:
Handover command
Handover access
Handover complete(失败则Handover failure)
Channel request
immediate assignment
Cm service request
Cm service accept
Setup
Call proceeding
Assignment command
Assignment complete
Alerting
Connect
Connect acknowedge
Disconnect
Release
Release complete
Channel release
切换流程:
Handover command
Handover access
Handover complete(失败则Handover failure)
回答者:jgn555 回答时间:2009-11-20 18:43
这个给你贴图是最清晰的,我靠这个太复杂了,你想想要分类来看的,比如呼叫分为主叫被叫,同网和异网,切换又分为小区内切换,BSC内切换,BSC间切换。你还是看资料吧。这方面的资料很多,你可以看全面的网优书籍,也可以看切换、呼叫专题。在论坛里搜索即可。
回答者:happy2369@163.c 回答时间:2009-11-21 11:30


