[OpenSIPS-Users] Broken Loose Routing?

[Brett Nemeroff]

We're actually getting this problem sending calls to multiple providers.. is
there possibly anything I'm dong that could be causing this?
Thanks all,
Brett



On Thu, Oct 30, 2008 at 11:08 AM, Alex Hermann <alex at speakup.nl> wrote:

> On Thursday 30 October 2008, Iñaki Baz Castillo wrote:
> > 2008/10/30 Brett Nemeroff <brett at nemeroff.com>:
> > > Please note, the provider isn't sending the BYE to the internal
> address.
> > > The provider sends it to OpenSIPs Public address. Which is correct..
> >
> > No, that's not correct, the RURI of the BYE from provider *MUST* be
> > the same as the RURI in the INVITE Contact the provider received.
> > The BYE is sent back to the public IP, of course, but it's routed
> > thanks to "Route" header (loose route).
> >
> > This is the INVITE OpenSIPS sends to the provider:
> >
> > U 62.175.182.141:5060 -> 195.62.163.131:5060
> > INVITE sip:17475551212 at 195.62.163.131:5060;transport=udp SIP/2.0.
> > Contact: <sip:15125551234 at 10.10.67.190:5060>.
> >
> > And this is the BYE the provider sends to OpenSIPS:
> >
> > BYE sip:15125551234 at 62.175.182.141:5060 SIP/2.0.
>
> Most probably the provider does wrong NAT detection. ie it does the
> equivalent
> of:
>
> if (nat_uac_test("1")) {
>        fix_nated_contact();
> }
> t_relay();
>
>
> --
> Met vriendelijke groet,
>
>
> Alex Hermann
> SpeakUp
> T: 088-SPEAKUP (088-7732587)
> F: 088-7732588
>
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