【正文】 .........................................................................................................1 可行性研究報告編制依據(jù) .............................................................................................................2 可行性研究報告的范圍 .................................................................................................................2 工程擬建規(guī)模 .................................................................................................................................2 擬建項(xiàng)目組成 .................................................................................................................................32 試驗(yàn)網(wǎng)提供的基本業(yè)務(wù)和具備的功能 ...............................................................................................3 網(wǎng)絡(luò)提供的業(yè)務(wù) .............................................................................................................................3 網(wǎng)絡(luò)提供的功能 .............................................................................................................................43 工程建設(shè)方案 .......................................................................................................................................4 城市及通信網(wǎng)概況 .........................................................................................................................4 城市概況 ...............................................................................................................................4 現(xiàn)有通信網(wǎng)概況 ...................................................................................................................6 GSM 網(wǎng)現(xiàn)狀 ...................................................................................................................................6 GPRS 網(wǎng)現(xiàn)狀 ..................................................................................................................................7 無線網(wǎng)現(xiàn)狀 ....................................................................................................................................8 承載網(wǎng)現(xiàn)狀 ....................................................................................................................................9 核心網(wǎng)建設(shè)方案 ...........................................................................................................................11 核心網(wǎng)網(wǎng)絡(luò)架構(gòu) .................................................................................................................11 核心網(wǎng)容量需求 .................................................................................................................12 核心網(wǎng)絡(luò)節(jié)點(diǎn)設(shè)置方案 .....................................................................................................12 建設(shè)原則 ......................................................................................................................................12 核心網(wǎng)絡(luò)電路域節(jié)點(diǎn)設(shè)置方案 ..................................................................................................12 核心網(wǎng)絡(luò)分組域節(jié)點(diǎn)設(shè)置方案 ..................................................................................................15 核心網(wǎng)其他網(wǎng)元建設(shè)方案 ..........................................................................................................16 核心網(wǎng)網(wǎng)絡(luò)組織 .................................................................................................................17 網(wǎng)絡(luò)組織原則 ..............................................................................................................................17 電路域網(wǎng)絡(luò)組織 ..........................................................................................................................17 分組域網(wǎng)絡(luò)組織 ..........................................................................................................................21 核心網(wǎng)接入 IP 承載網(wǎng)的方式 ....................................................................................................22 編號計(jì)劃 .............................................................................................................................23 設(shè)備號碼及信令點(diǎn)編碼 .....................................................................................................26 IP 地址 .................................................................................................................................26 IP 地址分配原則 ..........................................................................................................................26 業(yè)務(wù) IP 地址 ................................................................................................................................26 試驗(yàn)網(wǎng)用戶 IP 地址分配 ............................................................................................................27 計(jì)費(fèi)和網(wǎng)管 IP 地址 ....................................................................................................................28 網(wǎng)絡(luò)管理 .............................................................................................................................28 計(jì)費(fèi) .....................................................................................................................................29 計(jì)費(fèi)要求 ......................................................................................................................................29 中國移動 TDSCDMA 試驗(yàn)網(wǎng)二期拉薩工程可行性研究報告 CMDI5 話單采集及處理 ..........................................................................................................................29 核心網(wǎng)網(wǎng)元與 BOSS 系統(tǒng)的連接 ..............................................................................................29 同步 ...................................................................................................................................30 時鐘同步 ....................................................................................................................................30 時間同步 ....................................................................................................................................30 無線網(wǎng)建設(shè)方案 .........................................................................................