分组域SGSN、GGSN接口与协议ppt
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第 3 章 宽带七号信令系统......................................................................................................................... 43 3.1 宽带七号信令系统 .......................................................................................................................... 43 3.2 各层协议介绍 .................................................................................................................................. 43 3.2.1 SSCOP 协议 ............................................................................................................................ 43
4.1 PS 域通信接口.................................................................................................................................. 49 4.2 接口介绍 .......................................................................................................................................... 50
3.2.2 SSCF-NNI ............................................................................................................................... 44 3.2.3 SSCS-LM 协议........................................................................................................................ 45
2.2.1 MTP1......................................................................................................................................... 9 2.2.2 MTP2......................................................................................................................................... 9 2.2.3 MTP3....................................................................................................................................... 13 2.2.4 SCCP ....................................................................................................................................... 23 2.2.5 TUP/ISUP ................................................................................................................................ 25 2.2.6 MAP 协议................................................................................................................................ 29
第 2 章 窄带七号信令系统........................................................................................................................... 8 2.1 窄带七号信令系统 ............................................................................................................................ 8 2.2 各层协议介绍 .................................................................................................................................... 9
4.2.1 Iu-PS 接口 ............................................................................................................................... 50 4.2.2 Gn/Gp 接口 ............................................................................................................................. 52 4.2.3 Gi 接口 .................................................................................................................................... 52 4.2.4 MAP 接口................................................................................................................................ 52 4.2.5 GGSN 与 HLR 通信接口 ....................................................................................................... 53 第 5 章 GTP 协议 ....................................................................................................................................... 54 5.1 GTP 协议........................................................................................................................................... 54 5.1.1 GTP 协议功能......................................................................................................................... 54 5.1.2 GTP 协议组成......................................................................................................................... 54 5.2 GTP’协议........................................................................................................................................ 59 5.2.1 GTP’协议功能 ........................................................................................................................ 59 5.2.2 GTP’信令流程 ........................................................................................................................ 59 第 6 章 PS 域组网技术............................................................................................................................... 61 6.1 PS 域组网技术.................................................................................................................................. 61 6.2 协议解释 .......................................................................................................................................... 61 6.2.1 DNS ......................................................................................................................................... 61 6.2.2 DHCP....................................................................................................................................... 62 6.2.3 NAT ......................................................................................................................................... 62 6.2.4 RADIUS .................................................................................................................................. 63 6.2.5 VPN ......................................................................................................................................... 65
3.2.4 MTP3b ..................................................................................................................................... 45 3.2.5 B-SCCP ................................................................................................................................... 46 3.2.6 RANAP 协议概述................................................................................................................... 46
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3.2.7 RANAP 功能........................................................................................................................... 46 第 4 章 PS 域接口与协议 ........................................................................................................................... 49
分组域 SGSN、GGSN 接 信令网基础....................................................................................................................................... 1 1.1 信令基本概念 .................................................................................................................................... 1 1.1.1 信令的定义 .............................................................................................................................. 1 1.1.2 信令的分类 .............................................................................................................................. 2 1.2 信令网基本概念 ................................................................................................................................ 2 1.2.1 信令网的组成 .......................................................................................................................... 3 1.2.2 信令点编码 .............................................................................................................................. 3 1.2.3 信令网的工作方式 .................................................................................................................. 4 1.2.4 信令路由 .................................................................................................................................. 5 1.2.5 我国信令网结构 ...................................................................................................................... 6
4.1 PS 域通信接口.................................................................................................................................. 49 4.2 接口介绍 .......................................................................................................................................... 50
3.2.2 SSCF-NNI ............................................................................................................................... 44 3.2.3 SSCS-LM 协议........................................................................................................................ 45
2.2.1 MTP1......................................................................................................................................... 9 2.2.2 MTP2......................................................................................................................................... 9 2.2.3 MTP3....................................................................................................................................... 13 2.2.4 SCCP ....................................................................................................................................... 23 2.2.5 TUP/ISUP ................................................................................................................................ 25 2.2.6 MAP 协议................................................................................................................................ 29
第 2 章 窄带七号信令系统........................................................................................................................... 8 2.1 窄带七号信令系统 ............................................................................................................................ 8 2.2 各层协议介绍 .................................................................................................................................... 9
4.2.1 Iu-PS 接口 ............................................................................................................................... 50 4.2.2 Gn/Gp 接口 ............................................................................................................................. 52 4.2.3 Gi 接口 .................................................................................................................................... 52 4.2.4 MAP 接口................................................................................................................................ 52 4.2.5 GGSN 与 HLR 通信接口 ....................................................................................................... 53 第 5 章 GTP 协议 ....................................................................................................................................... 54 5.1 GTP 协议........................................................................................................................................... 54 5.1.1 GTP 协议功能......................................................................................................................... 54 5.1.2 GTP 协议组成......................................................................................................................... 54 5.2 GTP’协议........................................................................................................................................ 59 5.2.1 GTP’协议功能 ........................................................................................................................ 59 5.2.2 GTP’信令流程 ........................................................................................................................ 59 第 6 章 PS 域组网技术............................................................................................................................... 61 6.1 PS 域组网技术.................................................................................................................................. 61 6.2 协议解释 .......................................................................................................................................... 61 6.2.1 DNS ......................................................................................................................................... 61 6.2.2 DHCP....................................................................................................................................... 62 6.2.3 NAT ......................................................................................................................................... 62 6.2.4 RADIUS .................................................................................................................................. 63 6.2.5 VPN ......................................................................................................................................... 65
3.2.4 MTP3b ..................................................................................................................................... 45 3.2.5 B-SCCP ................................................................................................................................... 46 3.2.6 RANAP 协议概述................................................................................................................... 46
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3.2.7 RANAP 功能........................................................................................................................... 46 第 4 章 PS 域接口与协议 ........................................................................................................................... 49
分组域 SGSN、GGSN 接 信令网基础....................................................................................................................................... 1 1.1 信令基本概念 .................................................................................................................................... 1 1.1.1 信令的定义 .............................................................................................................................. 1 1.1.2 信令的分类 .............................................................................................................................. 2 1.2 信令网基本概念 ................................................................................................................................ 2 1.2.1 信令网的组成 .......................................................................................................................... 3 1.2.2 信令点编码 .............................................................................................................................. 3 1.2.3 信令网的工作方式 .................................................................................................................. 4 1.2.4 信令路由 .................................................................................................................................. 5 1.2.5 我国信令网结构 ...................................................................................................................... 6