[asterisk-users] asterisk / sipura call breaking up on silence?!

[Philipp Kempgen]

R_O_L_A_N_D at hotmail.com schrieb:

> I'm facing a problem that's occurring more often..
> 
> my setup is as such :
> 
> PSTN- Sipura 3102- Asterisk- siphones.
> 
> 
> whenever a call takes place both outbound as well as inbound, if there were 
> a bit of silence, the channel gets closed.
> if there were a bit of latency, the system detects it as silence, and it 
> closes as well..

How much is "a bit"? A second? 10 seconds?

If the phone supports VAD[1]: disable that.
Make sure rtptimeout in sip.conf is at least 60 [seconds].

[1] http://en.wikipedia.org/wiki/Voice_activity_detection
[2] http://www.voip-info.org/wiki/view/Asterisk+sip+rtptimeout

   Philipp Kempgen

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