PS Attach Failure Caused by the Restriction

selim.hasan
selim.hasan  Diamond  (1)
7 years 11 months ago  View: 1123  Reply: 1
1F

After the SGSN upgrade, some MSs fail to attach to the SGSN. Trace user messages for these MSs.
When the SGSN finds that the HLR inserts subscriber authentication data, the SGSN rejects the attach request immediately and the cause value is Protocol error, unspecified.



benjamin.omeke
benjamin.omeke  Diamond 
7 years 10 months ago
2F

informative, thanks for the post.