Create an unmanaged gateway for the inbound calls with the IP address, with
no dialing rules. I'm assuming the way the firewall is configured that sipx
can route to it, and it can route to sipx. Only use the other one for
sipxbridge.

On Wed, Feb 3, 2010 at 6:43 AM, Sven Evensen <[email protected]>wrote:

>   We are using a SIP provider in UK which operates with two different IP
> addresses.
>
> In the GW/ITSP setup in sipxConfig, we enter their main sip domain,
> username, password etc.
>
> So INVITEs going to this SIP trunk, go out this way.
>
>
>
> But for incoming calls, the INVITEs come from a different IP address and it
> seems sipX does not
>
> recognize this and the call bypasses sipX bridge. I did not notice any
> problems with this until a
>
> REFER was sent, it should go to sipXBridge, but went straight to the ITSP.
>
>
>
> The ITSP does support REFER, but the Refer-to of the REFER contained an
> internal number, which
>
> the ITSP does not recognize and replied 404 not found.
>
>
>
> Any solution to a dual ip-address ITSP?
>
>
>
> Regards,
>
> Sven
>
>
>
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>



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