PS Attach Failure Caused by the Incorrect Configuration

selim.hasan
selim.hasan  Diamond  (1)
5 years 8 months ago  View: 2463  Reply: 0
lFault Symptom
pAfter receiving an Attach Request message from an MS, the SGSN sends a reject message and the cause value is Protocol error, GPRS service not allowed (in this PLMN (#14), or Network failure(#17). 


lFault Analysis
pThe MS is rejected due to the incorrect configuration on the SGSN.


lCause Analysis

p1. The SCCP GT configuration is improper.


p2. The IMSI GT configuration is improper.
lSolution

p1. Check the SCCP GT configuration.
p2. Check the IMSI GT configuration.