【資料名稱】：GPRS&EDGE網(wǎng)絡(luò)規(guī)劃優(yōu)化

【資料作者】：sd

【資料日期】：2010-02-01

【資料語(yǔ)言】：中文

【資料格式】：PDF

【資料目錄和簡(jiǎn)介】：

第 1章 GPRS基本原理..............................................................................................................4
1.1 GPRS概述............................................................................................................................. 4
1.1.1 GPRS標(biāo)準(zhǔn)和業(yè)務(wù)的發(fā)展............................................................................................ 4
1.1.2 GPRS的技術(shù)優(yōu)勢(shì)和局限............................................................................................ 5
1.2 GPRS的網(wǎng)絡(luò)體系結(jié)構(gòu) .......................................................................................................... 6
1.2.1 GPRS總體結(jié)構(gòu) 3........................................................................................................ 6
1.2.2 GPRS邏輯體系結(jié)構(gòu) ................................................................................................... 7
1.2.3 GPRS網(wǎng)絡(luò)主要實(shí)體 ................................................................................................... 8
1.3 GPRS網(wǎng)絡(luò)協(xié)議平臺(tái)............................................................................................................ 11
1.3.1 GPRS數(shù)據(jù)傳輸協(xié)議平臺(tái).......................................................................................... 11
1.3.2 GPRS信令協(xié)議平臺(tái) ................................................................................................. 12
1.4 GPRS網(wǎng)絡(luò)接口協(xié)議............................................................................................................ 15
1.4.1 Um接口..................................................................................................................... 15
1.4.2 Gb接口..................................................................................................................... 21
1.4.3 Gn接口/Gp接口........................................................................................................ 23
1.4.4 其他主要接口............................................................................................................ 25
1.5 GPRS的管理控制功能 ........................................................................................................ 26
1.6 GPRS業(yè)務(wù)內(nèi)容及業(yè)務(wù)質(zhì)量................................................................................................. 26
1.6.1 承載業(yè)務(wù)................................................................................................................... 26
1.6.2 GPRS的補(bǔ)充業(yè)務(wù)..................................................................................................... 27
1.6.3 GPRS業(yè)務(wù)的具體應(yīng)用.............................................................................................. 28
1.6.4 GPRS與電路交換業(yè)務(wù)的關(guān)系................................................................................... 29
1.6.5 GPRS的業(yè)務(wù)質(zhì)量..................................................................................................... 30
1.7 GPRS編號(hào)計(jì)劃及作用 ........................................................................................................ 34
1.7.1 IMSI.......................................................................................................................... 35
1.7.2 P-TMSI..................................................................................................................... 35
1.7.3 NSAPI/TLLI.............................................................................................................. 36
1.7.4 PDP地址和類型........................................................................................................ 37
1.7.5 TID（隧道標(biāo)識(shí)符）.................................................................................................. 37
1.7.6 RAI（路由區(qū)識(shí)別）.................................................................................................. 38
1.7.7 小區(qū)標(biāo)識(shí)................................................................................................................... 38
1.7.8 GSN地址和編號(hào)........................................................................................................ 38
1.7.9 APN（接入點(diǎn)名）.................................................................................................... 38
1.8 GPRS各實(shí)體信息存儲(chǔ)........................................................................................................... 39
1.8.1 HLR.......................................................................................................................... 39
1.8.2 MS............................................................................................................................ 40
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1.8.3 GGSN....................................................................................................................... 41
1.8.4 SGSN....................................................................................................................... 41
1.9 幀中繼(Frame Relay).......................................................................................................... 42
1.9.1 幀中繼概念............................................................................................................... 43
1.9.2 幀中繼的幀結(jié)構(gòu)........................................................................................................ 43
1.9.3 幀中繼工作原理........................................................................................................ 44
1.9.4 擁塞控制................................................................................................................... 45
1.9.5 幀中繼技術(shù)特點(diǎn)........................................................................................................ 46
1.9.6 幀中繼在GPRS Gb接口的應(yīng)用................................................................................. 47
1.10 GPRS分組數(shù)據(jù)傳輸示例................................................................................................... 48