[asterisk-users] One way audio - doesn't seem to be NAT issue - SOLVED!

[Joshua Colp]

On Sat, Aug 15, 2015, at 12:08 PM, D'Arcy J.M. Cain wrote:
> On Sat, 15 Aug 2015 16:30:39 +0800
> Michael Dupree <michael at easybitllc.com> wrote:
> > Not 100% ure, but maybe play with the canreinvite or directmedia
> > settings.
> 
> Yes!  That was it.  Just for future searches here is what I did.  I
> added "directmedia = no" in sip.conf.  This fixed the issue.
> 
> I believe that Asterisk was getting confused when one leg was inside
> NAT and the other was outside.  Perhaps there was an "OR" where there
> should be an "AND".  It makes sense because the other user was the one
> outside NAT and he could hear me and I could not hear him no matter who
> initiated the call.  He could make outside calls because both he and my
> provider were on public IPs.
> 
> I am not sure why this hasn't bit anyone else.  Perhaps most Asterisk
> systems are in one of two classes, connecting to all NAT phones or
> connecting to all public phones, and I am in a minority situation where
> I am talking to a mix of setups.

Most people run without direct media unless they know the network
topology will allow it 100%.

-- 
Joshua Colp
Digium, Inc. | Senior Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - US
Check us out at: www.digium.com & www.asterisk.org