- 在线时间
 - 194 小时
 - 最后登录
 - 2017-2-14
 - 威望
 - 20 
 - 金钱
 - 1698 
 - 贡献
 - 53 
 - 注册时间
 - 2012-11-27
 - 阅读权限
 - 100
 - 主题
 - 37
 - 帖子
 - 287
 - 分享
 - 0
 - 精华
 - 1
 - 积分
 - 2083
 - 相册
 - 1
  
 
 
 
        
 
 
 
 | 
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 
 |   
 
  
 |