GBT51278-2018······1

1 總則······11

2 術語和縮略語······12

2.1 術語······12

2.2 縮略語······12

3 規劃······16

4 設計······17

4.1 設計基本要求······17

4.2 服務質量指標······17

4.3 無線網網絡設計······18

4.4 核心網網絡設計······26

4.5 編號與IP 地址······29

5 施工······30

5.1 施工基本要求······30

5.2 機房及環境安全······30

5.3 電纜走道及槽道······31

5.4 設備安裝······31

5.5 線纜布放······32

5.6 塔桅工藝要求······34

5.7 基站天饋線安裝······35

6 驗收······37

6.1 驗收前檢查······37

6.2 工程驗收要求······38

7 運行維護及優化······41

附錄A LTE 網絡系統架構······43

本標準用詞說明······46

引用標準名錄······47

附:條文說明······49

1 總則······51

4 設計······52

4.2 服務質量指標······52

4.3 無線網網絡設計······52

4.4 核心網網絡設計······56