Thanks alot Pix for your fast reply
Pix ,could you help me also for these
please I have some questions:
What the reasons for TCH drop due to these Counters:
1-Error indication: unsolicited DM response, multiple frame established state
2 Error indication: sequence error
3 Connection failure: T_MSRFPCI expired
4 Connection failure: distance limit exceeded
5 Connection failure: handover access failure
6 Connection failure: radio link failure
7 Connection failure: remote transcoder failure