5G NSA 异常掉线率优化提升..........................................................................................................3
一、问题描述..................................................................................................................................3
二、分析过程..................................................................................................................................3
2.1 基本原理.............................................................................................................................3
2.1.1 5G 组网方式............................................................................................................3
2.1.2 掉话指标定义..........................................................................................................7
2.2 掉话率排查思路.................................................................................................................8
2.2.1 指标分析..................................................................................................................9
2.2.2 告警排查................................................................................................................10
2.2.3 参数核查................................................................................................................11
2.2.4 误码率高排查........................................................................................................11
2.2.5 覆盖和干扰排查....................................................................................................12
2.2.6 邻区核查................................................................................................................15
2.2.7 日志解析................................................................................................................16
三、解决措施................................................................................................................................18
3.1 基站故障问题处理...........................................................................................................18
3.2 参数配置问题优化...........................................................................................................21
3.3 异常小区处理...................................................................................................................26
3.3.1 邻区配置问题切换失败导致掉线........................................................................26
3.3.2 NR 覆盖问题导致的掉线......................................................................................29
四、经验总结................................................................................................................................30
浅蓝5942023-04-15资源很受用，资源主总结的很全面，内容与描述一致，解决了我当下的问题。
Zxq2762024-04-11资源太好了，解决了我当下遇到的难题，抱紧大佬的大腿~
