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學(xué)習數(shù)據(jù)GPRS的基本基礎(chǔ)
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發(fā)表于 2007-11-16 10:50:47  只看樓主 
每一章都要認真的看哈。
第1 章 GPRS 概述
1.1 GPRS 的產(chǎn)生..................................................................................................................... 1-1
1.2 GPRS 的發(fā)展..................................................................................................................... 1-1
1.3 CSD 與GPRS 的比較........................................................................................................ 1-2
1.3.1 電路交換的通信方式................................................................................................ 1-2
1.3.2 分組交換的通信方式................................................................................................ 1-2
1.3.3 GPRS 與HSCSD 業(yè)務(wù)的比較................................................................................. 1-3
1.4 GPRS 業(yè)務(wù)發(fā)展分析.......................................................................................................... 1-5
1.4.1 GPRS 業(yè)務(wù)發(fā)展的有利因素..................................................................................... 1-5
1.4.2 制約GPRS 業(yè)務(wù)應(yīng)用的不利因素............................................................................. 1-6
第2 章 GPRS 基本功能和業(yè)務(wù)................................................................................................2-1
2.1 GPRS 業(yè)務(wù)種類.................................................................................................................. 2-1
第3 章 GPRS 基本體系結(jié)構(gòu)和傳輸機制..................................................................................3-1
3.1 GPRS 接入點..................................................................................................................... 3-1
3.2 網(wǎng)絡(luò)互通............................................................................................................................. 3-1
3.3 邏輯體系結(jié)構(gòu)..................................................................................................................... 3-1
3.3.1 主要網(wǎng)絡(luò)實體........................................................................................................... 3-3
3.3.2 主要的網(wǎng)絡(luò)接口....................................................................................................... 3-5
3.4 高層功能............................................................................................................................. 3-7
3.4.1 網(wǎng)絡(luò)接入控制功能.................................................................................................... 3-7
3.4.2 分組路由和轉(zhuǎn)發(fā)功能................................................................................................ 3-8
3.4.3 移動性管理功能..................................................................................................... 3-10
3.4.4 邏輯鏈路管理功能.................................................................................................. 3-11
3.4.5 無線資源管理功能.................................................................................................. 3-11
3.4.6 網(wǎng)絡(luò)管理功能......................................................................................................... 3-12
3.5 功能分配........................................................................................................................... 3-12
3.6 GPRS 數(shù)據(jù)傳輸平面........................................................................................................ 3-14
3.7 GPRS 信令平面................................................................................................................ 3-15
3.7.1 MS 與SGSN 間信令平面....................................................................................... 3-15
3.7.2 SGSN 與HLR 間信令平面..................................................................................... 3-16
3.7.3 SGSN 與MSC/VLR 間信令平面............................................................................ 3-16
3.7.4 SGSN 與EIR 間信令平面...................................................................................... 3-17
3.7.5 SGSN 與SMS-GMSC、SMS-IWMSC 間信令平面............................................... 3-17
3.7.6 GPRS 支持節(jié)點間信令平面................................................................................... 3-18
3.7.7 GGSN 與HLR 間信令平面.................................................................................... 3-18
第4 章 移動性管理..................................................................................................................4-1
4.1 移動性管理狀態(tài).................................................................................................................. 4-1
4.1.1 IDLE 狀態(tài)................................................................................................................ 4-1
4.1.2 STANDBY 狀態(tài)....................................................................................................... 4-1
4.1.3 READY 狀態(tài)............................................................................................................ 4-2
4.2 MM 狀態(tài)功能...................................................................................................................... 4-3
4.2.1 MM 狀態(tài)遷移........................................................................................................... 4-3
4.2.2 就緒定時器功能....................................................................................................... 4-4
4.2.3 周期性路由區(qū)更新定時器功能................................................................................. 4-5
4.2.4 MS 可及定時器功能................................................................................................. 4-5
4.3 SGSN 與MSC/VLR 的交互................................................................................................ 4-6
4.3.1 SGSN-MSC/VLR 關(guān)聯(lián)的管理.................................................................................. 4-6
4.3.2 聯(lián)合RA/LA 更新...................................................................................................... 4-7
4.3.3 CS 尋呼協(xié)調(diào)及網(wǎng)絡(luò)操作模式................................................................................... 4-7
4.4 MM 規(guī)程............................................................................................................................. 4-9
4.4.1 GPRS 附著功能....................................................................................................... 4-9
4.4.2 GPRS 分離規(guī)程..................................................................................................... 4-11
4.4.3 清除功能................................................................................................................ 4-13
4.5 安全性功能....................................................................................................................... 4-13
4.5.1 用戶鑒權(quán)................................................................................................................ 4-14
4.5.2 用戶識別碼保密..................................................................................................... 4-14
4.5.3 用戶數(shù)據(jù)和GMM/SM 信令保密............................................................................. 4-15
4.5.4 用戶身份檢查......................................................................................................... 4-16
4.6 位置管理功能................................................................................................................... 4-16
4.6.1 小區(qū)更新規(guī)程......................................................................................................... 4-17
4.6.2 路由區(qū)更新規(guī)程..................................................................................................... 4-17
4.6.3 聯(lián)合RA/LA 更新規(guī)程............................................................................................. 4-19
4.6.4 周期性路由區(qū)更新和位置區(qū)更新............................................................................ 4-22
4.7 用戶數(shù)據(jù)管理功能............................................................................................................ 4-23
4.7.1 添加用戶數(shù)據(jù)規(guī)程.................................................................................................. 4-23
4.7.2 刪除用戶數(shù)據(jù)規(guī)程.................................................................................................. 4-23
4.8 MS 類標處理功能............................................................................................................. 4-24
第5 章 無線資源管理功能.......................................................................................................5-1
5.1 無線資源管理..................................................................................................................... 5-1
5.2 GPRS 下行鏈路傳輸?shù)膶ず?.............................................................................................. 5-1
5.3 小區(qū)選擇和小區(qū)重選.......................................................................................................... 5-2
5.4 非連續(xù)接收......................................................................................................................... 5-2
第6 章 分組路由與傳輸功能....................................................................................................6-1
6.1 PDP 狀態(tài)和狀態(tài)轉(zhuǎn)換......................................................................................................... 6-1
6.2 會話管理規(guī)程..................................................................................................................... 6-2
6.2.1 靜態(tài)地址與動態(tài)地址................................................................................................ 6-2
6.2.2 PDP 上下文的激活規(guī)程........................................................................................... 6-3
6.2.3 PDP 上下文的修改................................................................................................... 6-4
6.2.4 PDP 上下文的去激活............................................................................................... 6-5
6.3 業(yè)務(wù)流程舉例..................................................................................................................... 6-7
6.3.1 MS 發(fā)起分組數(shù)據(jù)業(yè)務(wù)............................................................................................. 6-7
6.3.2 網(wǎng)絡(luò)發(fā)起分組數(shù)據(jù)業(yè)務(wù)............................................................................................ 6-8
第7 章 用戶數(shù)據(jù)傳輸..............................................................................................................7-1
7.1 傳輸模式............................................................................................................................. 7-1
7.1.1 GTP 傳輸模式.......................................................................................................... 7-1
7.1.2 LLC 傳輸模式........................................................................................................... 7-1
7.1.3 RLC 傳輸模式.......................................................................................................... 7-1
7.2 LLC 功能............................................................................................................................ 7-1
7.2.1 尋址......................................................................................................................... 7-1
7.2.2 服務(wù)......................................................................................................................... 7-2
7.2.3 功能......................................................................................................................... 7-2
7.3 SNDCP 功能...................................................................................................................... 7-2
7.4 PPP 功能............................................................................................................................ 7-4
7.5 Gb 接口.............................................................................................................................. 7-4
7.5.1 物理層...................................................................................................................... 7-4
7.5.2 FR 子層.................................................................................................................... 7-4
7.5.3 NS 子層................................................................................................................... 7-5
7.5.4 BSSGP 層................................................................................................................ 7-5
7.6 Abis 接口............................................................................................................................ 7-9
7.6.1 結(jié)構(gòu)A.................................................................................................................... 7-10
7.6.2 結(jié)構(gòu)B.................................................................................................................... 7-10
7.6.3 結(jié)構(gòu)C.................................................................................................................... 7-11
第8 章 信息存儲.....................................................................................................................8-1
8.1 HLR................................................................................................................................... 8-1
8.2 SGSN................................................................................................................................ 8-2
8.3 GGSN ............................................................................................................................... 8-4
8.4 MS..................................................................................................................................... 8-5
8.5 MSC/VLR........................................................................................................................... 8-7
第9 章 編號方案.....................................................................................................................9-1
9.1 IMSI................................................................................................................................... 9-1
9.2 P-TMSI.............................................................................................................................. 9-2
9.3 NSAPI/TLLI ........................................................................................................................ 9-2
9.3.1 NSAPI...................................................................................................................... 9-2
9.3.2 臨時邏輯鏈路標識(TLLI) ..................................................................................... 9-3
9.4 PDP 地址和類型................................................................................................................. 9-3
9.5 TID .................................................................................................................................... 9-3
9.6 路由區(qū)識別碼..................................................................................................................... 9-4
9.7 小區(qū)標識............................................................................................................................. 9-4
9.8 GSN 地址........................................................................................................................... 9-4
GPRS 基本原理 目錄
iv
9.9 接入點名字......................................................................................................................... 9-5
第10 章 GPRS 系統(tǒng)的運營...................................................................................................10-1
10.1 計費信息......................................................................................................................... 10-1
10.2 計費功能......................................................................................................................... 10-1
10.2.1 分組型業(yè)務(wù)計費方式和電路型業(yè)務(wù)計費方式的區(qū)別............................................. 10-1
10.2.2 計費處理流程和話單傳送接口............................................................................. 10-2
10.2.3 話單類型.............................................................................................................. 10-2
10.3 網(wǎng)絡(luò)服務(wù)質(zhì)量(QoS)................................................................................................... 10-3
10.3.1 優(yōu)先級別.............................................................................................................. 10-3
10.3.2 延時級別.............................................................................................................. 10-3
10.3.3 可靠性級別.......................................................................................................... 10-3
10.3.4 峰值吞吐量級別................................................................................................... 10-4
10.3.5 平均吞吐量級別................................................................................................... 10-5
10.4 消息過濾功能................................................................................................................. 10-6
10.5 兼容性問題..................................................................................................................... 10-6
第11 章 與GSM 其它業(yè)務(wù)的交互.........................................................................................11-1
11.1 與點對點短消息業(yè)務(wù)關(guān)系............................................................................................... 11-1
11.2 與電路交換業(yè)務(wù)的關(guān)系................................................................................................... 11-1
第12 章 IP 相關(guān)的基礎(chǔ)知識...................................................................................................12-1
12.1 NAT 和PROXY.............................................................................................................. 12-1
12.2 FIREWALL..................................................................................................................... 12-1
12.3 GRE ............................................................................................................................... 12-3
12.4 DNS ............................................................................................................................... 12-3
12.5 RADIUS ......................................................................................................................... 12-4
12.6 VPN............................................................................................................................... 12-4
12.6.1 VPN 基本概念...................................................................................................... 12-4
12.6.2 VPN 的基本技術(shù).................................................................................................. 12-4
12.6.3 VPN 的類型與應(yīng)用方式....................................................................................... 12-6
12.6.4 三層隧道協(xié)議....................................................................................................... 12-7
12.6.5 VPN 的優(yōu)點......................................................................................................... 12-7
附錄A 縮略語...........................................................................................................................1

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