NOKIA VoLTE优化手册 v1.0.docx

Only for internal use ? Nokia Networks 2015  PAGE \* MERGEFORMAT 121 TD-LTE VoLTE 优化手册 Change History VersionRelease DateOwnerReviewed byReviewed date1.018-08-2015Zhu Jun /Gao Liyuan /Ren Feng /Wang BarryZhu Jun; Hong Qian; Pan Yucheng; Qi Xinfeng; Ren Feng; Chen Shichong; Gao Ly; Gong Guanghui; Liu Zhongwu;Ma Yong;Yuan Yongzhong; Gao Zhengwei; Wang Barry; Li Xiaohui;Su Yefei; Sha Yingqian10-08-2015 This material, including documentation and any related computer programs, is protected by copyright controlled by Nokia Solutions and Networks. All rights are reserved. Copying, including reproducing, storing, adapting or translating, any or all of this material requires the prior written consent of Nokia Solutions and Networks. This material also contains confidential information, which may not be disclosed to others without the prior written consent of Nokia Solutions and Networks.  Contents  TOC \o 1-3 \h \z \u  HYPERLINK \l _Toc427664087 1. VoLTE基础知识  PAGEREF _Toc427664087 \h 5  HYPERLINK \l _Toc427664088 1.1 基本原理  PAGEREF _Toc427664088 \h 5  HYPERLINK \l _Toc427664089 1.1.1 系统架构  PAGEREF _Toc427664089 \h 5  HYPERLINK \l _Toc427664090 1.1.2 关键技术  PAGEREF _Toc427664090 \h 11  HYPERLINK \l _Toc427664091 1.2 相关协议或标准  PAGEREF _Toc427664091 \h 19  HYPERLINK \l _Toc427664092 1.3 VoLTE无线信令流程  PAGEREF _Toc427664092 \h 23  HYPERLINK \l _Toc427664093 1.3.1 VoLTE 和CSFB驻留模式选择  PAGEREF _Toc427664093 \h 23  HYPERLINK \l _Toc427664094 1.3.2 VoLTE呼叫基本流程  PAGEREF _Toc427664094 \h 25  HYPERLINK \l _Toc427664095 2. 功能及Feature  PAGEREF _Toc427664095 \h 38  HYPERLINK \l _Toc427664096 2.1 无线相关功能  PAGEREF _Toc427664096 \h 38  HYPERLINK \l _Toc427664097 2.1.1 功能列表  PAGEREF _Toc427664097 \h 38  HYPERLINK \l _Toc427664098 2.1.2 功能描述及参数配置建议  PAGEREF _Toc427664098 \h 39  HYPERLINK \l _Toc427664099 2.1.3 注意事项  PAGEREF _Toc427664099 \h 57  HYP