[Asterisk-Users] Random disconnect of calls

[Thomas Gallaway]

Matt Riddell wrote:

>Are you using the more than one manager application? I.E. op_panel etc...
>
>Reason I ask, is that I had two copies of op_panel running and lost a couple
>of calls, but with just one running things have ben fine...
>
>Matt Riddell
>----- Original Message ----- 
>From: <rescue at port11.net>
>To: <asterisk-users at lists.digium.com>
>Sent: Tuesday, April 13, 2004 4:54 AM
>Subject: Re: [Asterisk-Users] Random disconnect of calls
>
>
>| Chris A. Icide wrote:
>|
>| > This was happening to me as well.
>| >
>| > What finally fixed it was disabling echo cancelling on the X100P cards
>| > in the zapata.conf files.
>| >
>| > However this resulted in a horrid echo on my cisco phone when I was
>| > using a line attached via one of my x100P cards.
>| >
>| > So I went back and re-enabled echo cancelling and set echotraining=yes.
>| >
>| > I've had much better luck with, however I still get a dropped call now
>| > and then.
>| >
>| > -Chris
>| >
>| > On 08:35 AM 4/12/2004, rescue at port11.net wrote:
>| > >Hi
>| > >
>| > >I am experiencing some weird behaviour. Calls get disconnected random.
>| > >There is no error in the log files.
>| > >
>| > >Sometimes I can talk over 30minutes+ and it is fine. Just earlier I was
>| > >only able to talk 2 minutes per session and get disconnected. All I
>hear
>| > >when this happens is a fast busy.
>| > >My set up is this: 8 * Grandstream Budge Tone 101. 4 * X100P cards.
>| > >Compaq 1Ghz ML Server.
>| > >I am running Asterisk 0.7.2 installed from RPM's on Fedora.
>| > >
>| > >The CPU load of the machine is fine
>| > >
>| > >What I noticed and I do not know if this is related to the problem but
>| > >the messages file of asterisk has the following entrys:
>| > >Apr 12 11:11:50 WARNING[-1210991696]: Maximum retries exceeded on call
>| > >9dabd34a2383e5bd at 192.168.1.113 for seqno 102 (Request)
>| > >Apr 12 11:14:20 WARNING[-1210991696]: Maximum retries exceeded on call
>| > >d92d9f87897a468a at 192.168.1.113 for seqno 102 (Request)
>| > >
>| > >I am not using NAT asterisk is on an internal ip.
>| > >
>| > >Thanks for you help.
>| > >
>|
>| Yes turning off echo cancelling would be fatal. We have some serious
>| echo going on here that I can not seem to track done. I am assuming it
>| is just this old building. Maybe we can go ISDN or so but the dropped
>| calls are rather bad.
>
I am just running 1 instance of the op_panel. But today I noticed that 2 
calls got ended after
2 minutes 34 seconds. I will disable the management thing just for testes.