On Fri, 2008-10-03 at 11:49 +0200, Massimo Vignone wrote:
> Melcon Moraes wrote:
> > Is there any other way to check what's hitting the GSM gateway? How
> > can you make sure those INVITEs are getting to GSM gateway? Does it
> > have logs?
> >
> > []'s
> > MM
>
> On the GSM gateway logging shows nothing! Using wireshark I've seen that
> the gateway respons only to the three-way handshacking and after that
> there's no SIP response.
>
> As I wrote before, this behaviour happens with Grandstream and Linksys
> phones and with the Zoiper softphone. If I use SJphone, the call setup
> works well.
>
> Attached to this mail you can find another trace, referring to the call
> setup between SJphone and the GSM gateway.
>
> As you can see, now the GSM gateway responds. It seems to me that the
> difference is in the Proxy-Authorization entry ("algorith=MD5" missing).
The Proxy-Authentication header _aught_ not to have any effect on the
gateway.
The other difference I see between your successful and unsuccessful
cases is that SJphone is sending smaller messages that the failure
cases. You (explicitly) routing to the GSM gateway using UDP - perhaps
it can't cope with fragmented UDP packets? It would fit the symptoms...
_______________________________________________
sipx-users mailing list
[email protected]
List Archive: http://list.sipfoundry.org/archive/sipx-users
Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users
