GB/T50760-2021······1

1 總則······11

2 術語和縮略語······13

2.1 術語······13

2.2 縮略語······14

3 網(wǎng)絡規(guī)劃要求······18

3.1 一般要求······18

3.2 業(yè)務功能要求······18

3.3 網(wǎng)絡質(zhì)量要求······19

4 B-TrunC網(wǎng)絡工程設計要求······21

4.1 調(diào)度臺設計······21

4.2 核心網(wǎng)設計······21

4.3 無線網(wǎng)設計······23

4.4 接口和信令······29

4.5 編號與IP地址······30

4.6 計費與網(wǎng)管······31

4.7 網(wǎng)絡安全······32

4.8 同步要求······33

4.9 網(wǎng)元選址和設備安裝工藝要求······33

5 數(shù)字集群體制（A）網(wǎng)絡工程設計要求······35

5.1 核心網(wǎng)與調(diào)度臺設計······35

5.2 無線網(wǎng)設計······36

5.3 局（站）設計······39

6 工程施工要求······41

7 工程驗收要求······42

8 網(wǎng)絡運行維護要求······44

9 安全、節(jié)能、環(huán)保及資源共享······45

附錄A B-TrunC工程驗收項目表······46

附錄B 數(shù)字集群體制（A）工程驗收項目表······50

本標準用詞說明······56

引用標準名錄······57

附：條文說明······59

1 總則······62

3 網(wǎng)絡規(guī)劃要求······63

3.1 一般要求······63

3.2 業(yè)務功能要求······66

3.3 網(wǎng)絡質(zhì)量要求······68

4 B-TrunC網(wǎng)絡工程設計要求······69

4.3 無線網(wǎng)設計······69

4.4 接口和信令······74

4.5 編號與IP地址······75

4.9 網(wǎng)元選址和設備安裝工藝要求······75

5 數(shù)字集群體制（A）網(wǎng)絡工程設計要求······76

5.2 無線網(wǎng)設計······76

5.3 局（站）設計······77