On Wed, Sep 22, 2010 at 11:14 AM, Hiral Patel <hiral.pa...@onrelay.com> wrote:
> We have a regular occurrence with our current SIP trunk where now and then
> the network responds with a TRYING event after the sipXecs server times out
> the call.
>
>
>
> Does anyone know of any timer that can be adjusted to delay sipXecs from
> timing out the call?
>
>
>
> We see the following in an example I have. sipXecs sends an invite to the
> sip trunk no response is received so sipXecs send a further 2 INVITES, after
> approx 1.5 seconds an internal 408 ITSP Timed out is seen.
>
>
>
> The problem seems to be that the TRYING response to the INVITE is received
> late approx. between 0.01 to 0.08 seconds after the time out which causes a
> call failure.
>
>
>
> I would like to know if there is a parameter which can be adjusted to
> increase the internal timeout timer by 1 second?

I tried to grep the code and found that the code is around here

  sipXbridge/src/main/java/org/sipfoundry/sipxbridge/BackToBackUserAgent.java

around method

  sendInviteToItsp

Let me know if you cannot find anything.
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