GSM测试异常掉话，求解！！！
时间：05-25
整理：3721RD
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路测中层3信令中出现disconnect之后就出现dropped call或Block call 是什么原因？
MS1
Disconnect
MS Tick: 1315961
Time: 10:10:35.28
Transaction identifier : 8
Protocol discriminator : (3) Call control; call related SS messages
Message type : 37
Cause
Coding standard : (3) Standard defined for the GSM PLMNS
Location : (2) public network serving the local user
cause value : (27) Destination out of order
Message dump (Hex):
83 25 02 E2 9B
MS1
Time: 10:10:35.28
Dropped Call
Drop type: Abnormal network
CC Cause:Destination out of order
Call duration: 24516 ms
MS1
Disconnect
MS Tick: 1315961
Time: 10:10:35.28
Transaction identifier : 8
Protocol discriminator : (3) Call control; call related SS messages
Message type : 37
Cause
Coding standard : (3) Standard defined for the GSM PLMNS
Location : (2) public network serving the local user
cause value : (27) Destination out of order
Message dump (Hex):
83 25 02 E2 9B
MS1
Time: 10:10:35.28
Dropped Call
Drop type: Abnormal network
CC Cause:Destination out of order
Call duration: 24516 ms
回复 1# 的帖子
这信令好难啊，那位大侠会啊？我也mark一下
上行不足，造成网络侧切断传输
能祥细解析一下吗？？3Q
查看下被叫信令
1、被叫MS脱网
2、BSS问题导致MS1手机脱网：传输闪断、断站、改频、RESET 或LOCK/UNLOCK等等