文档介绍：中华人民共和国通信行业标准
汀
日丁数字蜂窝移动通信网
接口技术要求
第一部分至第八部分
发布一实施
中华人民共和国信息产业部发布
中华人民共和国通信行业标准
汀
数字蜂窝移动通信网
接口技术要求
第三部分信令传输
一发布实施
中华人民共和国信息产业部发布
目次
前言·
范围··········································· ···········。·······,‘··,······· 。·,,··········,······
规范性引用文件···,,··········,·········,··········,·······························,·······‘············,,⋯“’
缩略语············· ··························· ········································· ········,············
层····,············ ·······‘····,· ···· ·,,,··················· ··················· ······,,··· ··········
概述················
层保护切换,,·· ·,,,·· ‘· 。,,··,·· ·,······】】··············。,····················,··