中国联通公司企业标准中国联通GPRS数字蜂窝移动通信网技术体制ChinaUnicomGPRSDigitalCellularMobileCommunicationNetworkTechnicalRequirement（V2.0）中国联通公司发布目次前言...............................................................................IV1范围..................................................................................52规范性引用文件........................................................................53缩略语和定义..........................................................................63.1缩略语..............................................................................63.2定义................................................................................74总则..................................................................................75网络结构..............................................................................75.1GPRS系统的基本结构.................................................................75.1.1基本结构..........................................................................75.1.2区域划分.........................................................................105.2中国联通GPRS网结构................................................................105.2.1GPRS全网共用设备................................................................105.2.2GPRS各省网元....................................................................105.3GPRS承载网........................................................................115.4GPRS网络与No.7信令网的连接.......................................................125.5GPRS网络与外部数据网的连接........................................................125.6GPRS网络与增值业务的连接..........................................................135.7与其它运营者的GPRS网的互连........................................................135.8GPRS网络与网管系统的连接..........................................................136GPRS网元设置原则....................................................................136.1SGSN的设置原则....................................................................136.2GGSN的设置原则....................................................................136.3CG设置原则........................................................................136.4OMC设置原则.......................................................................146.5NTP服务器设置原则.................................................................146.6BG设置原则........................................................................146.7DNS的设置原则.....................................................................146.8网络路由设备的设置.................................................................146.9PCU的设置原则.....................................................................147IP地址分配..........................................................................157.1IP地址分配原则....................................................................157.2设备地址...........................................................................157.3用户地址...........................................................................167.4自治域号...........................................................................168编号.................................................................................168.1信令点编码...............
