Tracking area update

The device currently being developed uses the BC95-G module.
It is undergoing a network conformance test.

Failures occur during PCT(Protocol Conformance Test) with Anritsu system.
Periodic TAU, TAU reject.

It doesn’t work as required by the system.
How can I solve this?
Is there anything I need to configure in the module?

This problem is rather complicated, we need to analyze through Log, please grab Log
Quectel_UEMonitor操作指导与参考(CN&EN).pdf (1.6 MB)