中国移动通信企业标准中国移动VoLTE终端技术规范ChinaMobileVoLTETerminalTechnologySpecification版本号：2.0.0（报批稿）中国移动通信集团公司发布╳╳╳╳-╳╳-╳╳发布╳╳╳╳-╳╳-╳╳实施QB-╳╳-╳╳╳-╳╳╳╳目录前言....................................................................IVIV1.范围......................................................................552.规范性引用文件............................................................553.术语、定义和缩略语........................................................994.总则....................................................................11114.1中国移动VoLTE终端规范的不同阶段..................................11114.2中国移动VoLTE终端规范的用词......................................11114.3本标准规范和其它标准的关系........................................11114.4本标准规范和LTE终端规范、TD-SCDMA终端规范、GSM终端规范的关系....11115.终端功能要求............................................................12125.1.概述.............................................................12125.2.工作模式.........................................................12125.3.频段要求.........................................................12125.4.Inter-RAT数据互操作要求..........................................13135.5.话音模式选择.....................................................13135.5.1.话音模式配置...............................................13135.5.2.话音模式选择原则...........................................13135.6.接入层功能.......................................................14145.6.1.PDN连接....................................................14145.6.2.IPv6.......................................................18185.6.3.承载要求...................................................19195.6.4.LTE无线增强功能............................................19195.7.IMS控制功能......................................................21215.7.1.注册和注销.................................................21215.7.2.鉴权.......................................................23235.7.3.会话管理...................................................23235.7.4.媒体切换.....................错误!未定义书签。错误!未定义书签。5.7.5.订阅.........................错误!未定义书签。错误!未定义书签。5.7.6.Forking......................错误!未定义书签。错误!未定义书签。5.7.7SIP定时器....................错误!未定义书签。错误!未定义书签。5.8.异常处理...........................错误!未定义书签。错误!未定义书签。5.8.1.初始注册异常情况.............错误!未定义书签。错误!未定义书签。5.8.2.重注册异常情况...............错误!未定义书签。错误!未定义书签。5.8.3.SilentRedial方案.............错误!未定义书签。错误!未定义书签。5.8.4呼叫异常情况.................错误!未定义书签。错误!未定义书签。5.9.IMS媒体功能........................错误!未定义书签。错误!未定义书签。5.9.1.话音编解码...................错误!未定义书签。错误!未定义书签。5.9.2.话音质量增强.................错误!未定义书签。错误!未定义书签。5.9.3.视频编解码...................错误!未定义书签。错误!未定义书签。5.10.SRVCC............................错误!未定义书签。错误!未定义书签。5.10.1.SRVCC能力上报...............错误!未定义书签。错误!未定义书签。5.10.2.SRVCC测量...................错误!未定义书签。错误!未定义书签。5.10.3.SRVCC流程...................错误!未定义书签。错误!未定义书签。5.11.机卡接口要求......................错误!未定义书...
