Re: [Ekiga-list] ekiga behind two routers

[Rob Owens <rowens ptd net>]

On Tue, May 17, 2011 at 10:09:05PM -0400, Stuart Gathman wrote:
> On 05/17/2011 09:04 PM, Mark Smith wrote:
> > I have an ooma telo connected directly to the internet and a d-link
> > dir-601 router connected to the ooma telo. I can't get ekiga to work
> > behind this combination. I have tried port forwarding in the d-link
> > router and in the ooma telo. Is it possible to get ekiga to work
> > behind two nat routers and how do you do it?
> STUN does not work in this situation - because the STUN is too smart for
> its own good (or maybe the S stands for Stupid).  You would think a
> broker for a STUN-like protocol would simply pass on the public IP and
> ports seen by the broker - but maybe I'm missing something.
> 
> You cannot use ekiga.net, because it requires STUN, and also barfs on
> private IPs in the SIP trace headers (which I understand is an RFC
> violation - it is supposed to ignore them).  Port forwarding on both
> routers would work with normal STUN, but fails for ekiga.net because of
> the 2nd problem.  
> 
> I have 2 routers at home to isolate the WAP from the home LAN.  However,
> I turn off "network detection" (STUN), and use Ekiga just fine with
> aptela.com, and diamondcard.us (ekiga callout).  These service do not
> require STUN.
> 
iptel.org also does not require STUN.  They offer free SIP addresses.

-Rob