[asterisk-users] Help! - Double NAT issue

[Gordon Henderson]

On Mon, 16 Jun 2008, Gary Guthary wrote:

> If I take a device to my office (i.e. the Sipura) and connect it. - It is
> configured to 'talk' to my home's 'public IP'. - This thing doesn't even
> REGISTER with the Asterisk server. - So I can't even try to make a call.
>
> This is verified (from the office) by being telnet(ted) into my home
> Asterisk box and watching it's console.
>
> Anybody have any clue?
>
> If you want to try for yourself, set up a device and try to connect to my
> box's 'public IP' (above) and use a username of '60' with a password of
> '1234'. - If that works, try extension '1000' and see if you get the
> Asterisk box's 'congratulations' message.
>
> I'd be very interested in your results.

Works just fine.

Tell the remote phone to use a STUN server.

(And you might want to set dtmf=rfc2388 mode in sip.conf)

Gordon