GB/T51278-2018：数字蜂窝移动通信网LTE工程技术标准

GBT51278-2018······1

1 总则······11

2 术语和缩略语······12

2.1 术语······12

2.2 缩略语······12

3 规划······16

4 设计······17

4.1 设计基本要求······17

4.2 服务质量指标······17

4.3 无线网网络设计······18

4.4 核心网网络设计······26

4.5 编号与IP 地址······29

5 施工······30

5.1 施工基本要求······30

5.2 机房及环境安全······30

5.3 电缆走道及槽道······31

5.4 设备安装······31

5.5 线缆布放······32

5.6 塔桅工艺要求······34

5.7 基站天馈线安装······35

6 验收······37

6.1 验收前检查······37

6.2 工程验收要求······38

7 运行维护及优化······41

附录A LTE 网络系统架构······43

本标准用词说明······46

引用标准名录······47

附:条文说明······49

1 总则······51

4 设计······52

4.2 服务质量指标······52

4.3 无线网网络设计······52

4.4 核心网网络设计······56