[asterisk-users] DTMF error on asterisk

[Eric "ManxPower" Wieling]

HNAGUPCAUSE is more specific.  Cause 31 is "Normal, Unspecified" end of 
call.  Chances are it is a harmless message and is a telco caused issue.

See 
http://www.quintum.com/support/xplatform/network/Q931_Disconnect_Cause_Code_List.pdf

gincantalupo wrote:
> Hi satish,
> I get that error too (my Asterisk version is 1.2.x but should be the 
> same) when that Zap channel is not available and you are trying to use it.
> You should get a CHANUNAVAIL from Asterisk channel status.
> 
> Giorgio.
> 
> 
> satish patel wrote:
>> Dear all
>>
>>                I have asterisk 1.4.11 on centos 4.x i have installed 2 
>> PRI on is asterisk and it is working fine but i got this DTMF error on 
>> asterisk CLI what is it ??
>>
>>
>>     -- Zap/36-1 is ringing
>>     -- Zap/36-1 answered SIP/5406-9fa59770
>>     -- Channel 0/1, span 2 got hangup request, cause 31
>> [Sep 13 22:10:29] WARNING[7191]: app_dial.c:741 wait_for_answer: 
>> Unable to forward voice or dtmf