目 錄
1 概述 ................................................................................................................................................ 8
2 監(jiān)控及優(yōu)化KPI 對(duì)象 ..................................................................................................................... 9
2.1 建議監(jiān)控的KPI ...................................................................................................................... 9
2.2 KPI 關(guān)聯(lián)子性能 .................................................................................................................... 11
2.2.1 TCH 掉話率相關(guān)子性能................................................................................................... 12
2.2.2 切換成功率相關(guān)子性能 ............................................................................................... 12
2.2.3 擁塞相關(guān)子性能 ........................................................................................................... 13
2.2.4 TBF 掉話率相關(guān)子性能 ................................................................................................... 13
3 KPI 監(jiān)控評(píng)判標(biāo)準(zhǔn)........................................................................................................................ 15
3.1 KPI 監(jiān)控標(biāo)準(zhǔn)的來源 ............................................................................................................ 15
3.1.1 合同 KPI 要求 ............................................................................................................... 15
3.1.2 指導(dǎo)書默認(rèn)底線 ........................................................................................................... 15
3.2 KPI 默認(rèn)底線 ........................................................................................................................ 15
3.2.1 底線概念 ....................................................................................................................... 16
3.2.2 底線相關(guān)性 ................................................................................................................... 16
3.2.3 默認(rèn) KPI 紅線 ............................................................................................................... 17
3.2.4 現(xiàn)場監(jiān)控KPI 選擇建議 ............................................................................................... 18
3.3 KPI 監(jiān)控?cái)?shù)據(jù)的要求 ............................................................................................................ 18
3.3.1 KPI 監(jiān)控?cái)?shù)據(jù)的可信性 .................................................................................................... 18
3.3.2 KPI 數(shù)據(jù)采集周期建議 .................................................................................................... 19
4 KPI 監(jiān)控及優(yōu)化應(yīng)用策略 ............................................................................................................ 20
4.1 KPI 監(jiān)控及優(yōu)化思路 ............................................................................................................ 20
4.2 網(wǎng)絡(luò)級(jí) KPI 監(jiān)控及優(yōu)化 ....................................................................................................... 21
4.3 區(qū)域性 KPI 監(jiān)控及優(yōu)化 ....................................................................................................... 22
4.4 TOPN 壞小區(qū)的篩選 ............................................................................................................ 22
5 KPI 監(jiān)控及優(yōu)化分析 .................................................................................................................... 24
5.1 CS 域可用性分析 ................................................................................................................. 24
5.2 CS 域資源利用率分析 .......................................................................................................... 25
5.2.1 SDCCH 擁塞率 ................................................................................................................. 25
5.2.2 TCH 擁塞率 ...................................................................................................................... 26
GSM KPI 監(jiān)控和優(yōu)化指導(dǎo)書 內(nèi)部公開
2010-1-30 華為機(jī)密，未經(jīng)許可不得擴(kuò)散第 4 頁, 共48 頁
5.3 CS 域掉話率分析 ................................................................................................................. 26
5.4 切換成功率分析 ................................................................................................................... 27
5.5 CS 域接入性分析 ................................................................................................................. 28
5.6 CS 域?qū)ず舫晒β史治?.......................................................................................................... 28
5.7 PS 域接入性能（ACCESSABILITY）分析 ............................................................................. 28
5.7.1 TBF 擁塞率 ....................................................................................................................... 29
5.7.2 PDCH 分配成功率 ........................................................................................................... 29
5.7.3 TBF 建立成功率 ............................................................................................................... 29
5.8 PS 域TBF 掉話率（TBF DROP RATE）分析 ...................................................................... 30
5.9 PS 域TBF 重傳率（RETRANSMISSION RATE）分析 ........................................................... 30
6 KPI 監(jiān)控基于NASTAR 的實(shí)現(xiàn).................................................................................................. 31
6.1 NASTAR GSM 日周月報(bào) ........................................................................................................ 31
6.2 網(wǎng)絡(luò)監(jiān)控報(bào)告(CS 業(yè)務(wù)) ....................................................................................................... 35
6.3 PCU 監(jiān)控報(bào)告 ....................................................................................................................... 40
6.4 壞小區(qū)導(dǎo)出及分析 ............................................................................................................... 42
6.5 GSM 網(wǎng)絡(luò)擴(kuò)容綜合分析 ...................................................................................................... 44
7 總 結(jié)............................................................................................................................................. 48