MF001001+GSM+BSS信令与接口分析基础ISSUE1.0

2019-02-15 12:13

GSM BSS课程 MF001001 信令与接口分析基础

ISSUE1.0

MF001001 GSM BSS信令与接口分析基础 ISSUE 1.0

课程说明 ..................................................................................................................................1

课程介绍 ............................................................................................................................ 1 课程目标 ............................................................................................................................ 1 相关资料 ............................................................................................................................ 1

第1章七号信令系统概述........................................................................................................2

1.1 七号信令的概念和特点 ................................................................................................. 2

1.1.1 基本术语............................................................................................................ 2 1.1.2 信令传送方式 ..................................................................................................... 3 1.2 七号信令系统的功能级结构 ........................................................................................... 4

1.2.1 功能级结构原理.................................................................................................. 4 1.2.2 七号信令系统的功能级结构 ................................................................................. 4 1.3 GSM系统中的接口和协议 ............................................................................................. 6

第2章消息传递部分（MTP） ................................................................................................8

2.1 MTP功能级结构 ........................................................................................................... 8

2.1.1 信令数据链路级.................................................................................................. 8 2.1.2 信令链路功能级.................................................................................................. 8 2.1.3 信令网功能级 ..................................................................................................... 9 2.2 MTP信令消息格式...................................................................................................... 11

第3章信令连接控制部分（SCCP） .....................................................................................14

3.1 SCCP概述 ................................................................................................................. 14

3.1.1 为什么需要SCCP ............................................................................................ 14 3.1.2 SCCP的应用特点 ............................................................................................. 14 3.2 SCCP业务功能 .......................................................................................................... 15

3.2.1 无连接业务 ...................................................................................................... 15 3.2.2 面向连接业务 ................................................................................................... 16 3.3 SCCP消息格式 .......................................................................................................... 17

3.3.1 SCCP消息结构 ................................................................................................ 17 3.3.2 SCCP消息类型 ................................................................................................ 18 3.3.3 SCCP消息参数 ................................................................................................ 19

第4章基站子系统应用部分（BSSAP） ...............................................................................23

4.1 BSSAP整体结构 ........................................................................................................ 23 4.2 BSSAP的分配功能 ..................................................................................................... 24 4.3 直接转移应用部分DTAP ............................................................................................ 24 4.4 BSS移动应用部分BSSMAP ....................................................................................... 25 4.5 BSSAP消息举例 ........................................................................................................ 25

MF001001 GSM BSS信令与接口分析基础 ISSUE 1.0

4.5.1 BSSMAP消息举例............................................................................................ 25 4.5.2 DTAP消息举例................................................................................................. 26

第5章 A接口消息详解 .........................................................................................................27

5.1 概述 .......................................................................................................................... 27 5.2 连接建立消息 ............................................................................................................. 28

5.2.1 位置更新消息( Location updating Request ) ....................................................... 28 5.2.2 CM业务请求消息( CM Service Request ) ........................................................... 31 5.2.3 连接确认消息(Connect Confirm ) ....................................................................... 32 5.3 正常有连接消息 ......................................................................................................... 33

5.3.1 鉴权请求消息(AUTHENTICATION REQUEST ).................................................. 33 5.3.2 鉴权响应消息(AUTHENTICATION RESPONSE ) ............................................... 35 5.3.3 加密命令消息(CIPHER MODE COMMAND ) ...................................................... 35 5.3.4 加密结束消息(CIPHER MODE COMPLETE ) ..................................................... 36 5.3.5 位置更新接收消息(LOCATION UPDATING ACCEPT )........................................ 37 5.3.6 CM业务接收消息(CM SERVICE ACCEPT ) ....................................................... 38 5.3.7 SETUP消息(SETUP ) ....................................................................................... 38 5.3.8 呼叫进行消息( CALL PROCEEDING ) ............................................................... 39 5.3.9 指配请求消息(ASSIGNMENT REQUEST ) ......................................................... 40 5.3.10 指配结束消息(ASSIGNMENT COMPLETE )..................................................... 41 5.3.11 振铃消息(ALERTING ) .................................................................................... 42 5.3.12 通话建立消息(CONNECT ).............................................................................. 43 5.3.13 连接确认消息(CONNECT ACKNOWLEDGE ) .................................................. 43 5.3.14 挂机消息（DISCONNECT） ........................................................................... 44 5.3.15 释放消息（RELEASE） .................................................................................. 45 5.3.16 释放结束消息(RELEASE COMPLETE ) ........................................................... 45 5.3.17 清除命令( CLEAR COMMANG ) ...................................................................... 46 5.3.18 清除结束(CLEAR COMPLETE) ....................................................................... 47 5.4 无连接消息 ................................................................................................................ 47

5.4.1 复位电路（RESET CIRCUIT） ......................................................................... 47 5.4.2 阻塞电路（BLOCK CIRCUIT） ......................................................................... 49 5.4.3 解闭电路 ( UNBLOCK CIRCUIT ) ..................................................................... 50 5.4.4 复位消息( RESET )........................................................................................... 51 5.4.5 未安装电路（unequipped circuit）..................................................................... 51

第6章 A-bis接口信令分析 ....................................................................................................53

6.1 A-bis接口主叫阶段信令分析 ........................................................................................ 53 6.2 A-bis接口被叫阶段信令分析 ........................................................................................ 54 6.3 A-bis接口拆线阶段信令分析 ........................................................................................ 55

MF001001 GSM BSS信令与接口分析基础 ISSUE 1.0

附录一 DTAP消息 ...............................................................................................................58 附录二 BSSMAP消息..........................................................................................................60

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MF001001 GSM BSS信令与接口分析基础课程说明

ISSUE 1.0

课程介绍

课程目标