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Knowledge Base

Ip phone doesn't enable SRTP lead to join a conference failed

Publication Date:  2013-01-31  |   Views:  193  |   Downloads:  0  |   Author:  SU1001299077  |   Document ID:  EKB1000024226


Issue Description

espace 7870 cannot join a meeting, after dial the password, the IP phone was hung up without any prompt.

Alarm Information


Handling Process

1. execute the conference script again. but the problem remains the same.

2. Trace a log of this probmen by "UCmaint", and we found :

  [conference.c 19210] CONF_ReleaseSeat:::[dwSeatNo = 0], Seat not suppot srtp!!!
  [conference.c 6852] CONF_ReleaseSeat:::[dwSeatNo = 0]

The log shows that PBX request to use SRTP, but the caller do not suppot.

Log into IP phone as administrator, choose "account > advance ", enable SRTP. then the problem solved.

Root Cause

Possible Cause:
1. did not execute the conference script.
2. the media type do not match.


Log trace is a good way to analyse a service problem.