Sure

On Aug 16, 2013 11:14 AM, "François" <fdelawarde@wirelessmundi.com> wrote:

Thanks for the tip. Should I add a JIRA ticket?

François.

On Fri, 2013-08-16 at 10:00 -0500, Anthony Minessale wrote:
> We can investigate that,  Meanwhile you could use regex in your
> dialplan for this situation and set "sip_ignore_reinvites=true" to
> mitigate.
>
>
>
>
> On Fri, Aug 16, 2013 at 8:56 AM, François
> <fdelawarde@wirelessmundi.com> wrote:
>         Hello list,
>
>         I've seen several gateways (Patton, Audiocodes, Nortel CS2K),
>         sending
>         both audio+image (T38) in the initial INVITE. In a simple
>         bridge
>         scenario, FS will just ignore the T38 part and setup an audio
>         connection
>         only with b-leg.
>
>         My issue is later on if/when we receive a re-INVITE (ex: SIP
>         timers
>         refresh) with the same SDP (audio+T38), FS now considers it as
>         FAX and
>         sends a re-INVITE to b-leg with T38 only! In case the
>         destination is
>         voice only, the call hangs up.
>
>         ---
>
>         Asterisk apparently had the same issue, they solved it by
>         setting up
>         both streams on a-leg (RTP + UDPTL). If they receive packets
>         on UDPTL
>         they just re-INVITE b-leg with T38.
>
>         See: https://reviewboard.asterisk.org/r/208/
>         Also: https://issues.asterisk.org/jira/browse/ASTERISK-11843
>
>         Is this the right way to go? (Also is it feasible in
>         FreeSwitch)? I can
>         add a JIRA if necessary.
>
>         Thanks,
>         François.
>
>
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