中移IMS Centrex 总体技术要求

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中移IMS Centrex 总体技术要求
目录：
1  范围................................................................................................................................................................... 5
2  引用标准........................................................................................................................................................... 5
3  相关术语与缩略语解释................................................................................................................................... 5
4  业务概述........................................................................................................................................................... 7
5  系统结构和组网原则....................................................................................................................................... 7
5.1  系统结构.............................................................................................................................................. 7
5.1.1  系统结构图............................................................................................................................... 7
5.1.2  各网元功能描述....................................................................................................................... 7
5.1.3  接口描述................................................................................................................................... 8
5.2  组网原则.............................................................................................................................................. 9
6  信令流程........................................................................................................................................................... 9
6.1  群内呼叫............................................................................................................................................ 10
6.2  群外呼出............................................................................................................................................ 11
6.3  群外呼入............................................................................................................................................ 12
6.4  主叫号码显示.................................................................................................................................... 12
6.5  主叫号码显示限制............................................................................................................................ 13
6.6  被连接号码显示................................................................................................................................ 13
6.7  被连接号码显示限制........................................................................................................................ 13
6.8  区别振铃............................................................................................................................................ 13
6.9  呼叫限制............................................................................................................................................ 14
6.10  免打扰................................................................................................................................................ 15
6.11  呼叫等待............................................................................................................................................ 15
6.12  呼叫保持............................................................................................................................................ 17
6.13  呼叫接续............................................................................................................................................ 18
6.14  呼叫前转............................................................................................................................................ 19
6.14.1  无条件呼叫前转（CFU）...................................................................................................... 19
6.14.2  遇忙前转................................................................................................................................. 21
6.14.3  无应答前转............................................................................................................................. 22
6.14.4  不可及前转............................................................................................................................. 23
6.15  呼叫转接............................................................................................................................................ 23
6.16  同组代答............................................................................................................................................ 23
6.17  指定代答............................................................................................................................................ 23
6.18  轮选组................................................................................................................................................ 23
6.19  话务员注册........................................................................................................................................ 23
6.20  话务员注销........................................................................................................................................ 23
7  业务管理......................................................................................................................................................... 23
7.1  个人用户............................................................................................................................................ 23
7.2  组管理员............................................................................................................................................ 23
7.3  企业管理员........................................................................................................................................ 23
7.3.1  管理个人用户......................................................................................................................... 23
7.3.2  组管理..................................................................................................................................... 23
7.3.3  业务设置................................................................................................................................. 23
7.4  运营商管理员.................................................................................................................................... 23
8  终端要求......................................................................................................................................................... 23
9  业务操作码..................................................................................................................................................... 23
10  码号......................................................................................................................................................... 23
11  与其它业务的关系................................................................................................................................. 23
12  计费结算................................................................................................................................................. 23
12.1  计费.................................................................................................................................................... 23
12.2  结算.................................................................................................................................................... 23
附录 A 编制历史.................................................................................................................................................... 23
1  范围
本技术方案对 CM-IMS Centrex 业务所作用的技术范畴提出规定，原则上在中国移动通信集团内部使
用， 用于在 Centrex 业务开展及招标选型方面为集团公司和省公司提供技术依据； 适用于移动通信网络 IMS
网络环境。
2  引用标准
[1]  RFC 3261  SIP: Session Initiation Protocol
[2]  RFC 3262  Reliability of Provisional Responses in the Session Initiation Protocol (SIP)
[3]  RFC 3265  Session Initiation Protocol (SIP)-Specific Event Notification
[4]  RFC 3311  The Session Initiation Protocol (SIP) UPATE Method
[5]  RFC 3323  A Privacy Mechanism for the Session Initiation Protocol (SIP)
[6]  RFC 3325  Private Extensions to the Session Initiation Protocol (SIP) for Asserted Identity within Trusted
Networks
[7]  TS 24.229 v6.2.0  IP Multimedia Call Control Protocol based on SIP and SDP
[8]  TS 24.228 v6.0.0  Signaling flows for the IP multimedia call control based on SIP and SDP
[9]  TS 23.228 v6.5.0  IP Multimedia Subsystem (IMS)
[10]  TS 23.218 v6.1.0  IP Multimedia (IM) Session Handling; IP Multimedia (IM) call model
[11]  TS 22.228 v6.5.0  Service Requirements for the IP Multimedia Core Network Subsystem
[12]  TS 23.002        Network Architecture
[13]  RFC 2327  SDP: Session Description Protocol
[14]  RFC 2833  RTP Payload for DTMF Digits, Telephony Tones and TelephonySignals
[15]  RFC 3264  An Offer/Answer Model with the Session Description Protocol (SDP)
[16]  TS 29.328 v6.1.0  IP Multimedia Subsystem (IMS) Sh Interface Signaling flows and message contents
[17]  TS 29.329 v6.0.0  Sh interface based on the Diameter protocol
[18]  RFC 3588  Diameter Base Protocol
[19]  TR 29.847 v1.4.0  Conferencing based on SIP, SDP and other protocols
[20]  TS 24.147 v0.1.0  Conferencing in the IP Multimedia (IM) Core Network (CN) Subsystem

snakend

好冬冬，感谢了！

zzz

thx
中国移动IMS Centrex总体技术要求_v1.1.0.pdf