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【資料名稱】：GPRS基本原理
【資料作者】：|國內(nèi)領(lǐng)先的通信技術(shù)論壇)T$D(a'x-?(h&t.a4X*y
【資料日期】：20110620移動通信,通信工程師的家園,通信人才,求職招聘,網(wǎng)絡(luò)優(yōu)化,通信工程,出差住宿,通信企業(yè)黑名單#^/F-Z*T2j5p8q(R
mscbsc 移動通信論壇擁有30萬通信專業(yè)人員，超過50萬份GSM/3G等通信技術(shù)資料，是國內(nèi)領(lǐng)先專注于通信技術(shù)和通信人生活的社區(qū)。!R2d$C0n(q-V#D ~
【資料語言】：中文移動通信,通信工程師的家園,通信人才,求職招聘,網(wǎng)絡(luò)優(yōu)化,通信工程,出差住宿,通信企業(yè)黑名單2h&_0N*`3|7c$k8}
MSCBSC 移動通信論壇&M3y3Z:S%b+M%U
【資料格式】：DOCmscbsc 移動通信論壇擁有30萬通信專業(yè)人員，超過50萬份GSM/3G等通信技術(shù)資料，是國內(nèi)領(lǐng)先專注于通信技術(shù)和通信人生活的社區(qū)。8_/g'N2d&j(g1T"i#K*B
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【資料目錄和簡介】：
|國內(nèi)領(lǐng)先的通信技術(shù)論壇'O*H)v%a$u,U6I
第1章 GPRS概述............................................................................................................... 1-1
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(jī)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................................................................................................... 3-2
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.............................................................................. 3-17
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.................................................................................................... 4-22
4.7.1
添加用戶數(shù)據(jù)規(guī)程........................................................................................... 4-22
4.7.2
刪除用戶數(shù)據(jù)規(guī)程........................................................................................... 4-23
4.8 MS類標(biāo)處理功能...................................................................................................... 4-23
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?/font>......................................................................................... 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................................................................................................................... 7-8
7.6.1
結(jié)構(gòu)A............................................................................................................. 7-9
7.6.2
結(jié)構(gòu)B............................................................................................................. 7-9
7.6.3
結(jié)構(gòu)C........................................................................................................... 7-10
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(biāo)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(biāo)識................................................................................................................... 9-4
9.8 GSN地址.................................................................................................................. 9-4
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.................................................................................................................... A-1
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