[Users] two invites, different session description => broken

Bogdan-Andrei Iancu bogdan at voice-system.ro
Thu Nov 30 10:42:08 CET 2006


Hi John,

actually if you use Asterisk, there is no need for using RTPproxy as 
Asterisk is able to cope with nated rtp by itslef (using Comedia).

regards,
bogdan

John Peters wrote:

> ONsip has some tips for handling re-INVITEs with rtpproxy:
>
> http://siprouter.onsip.org/doc/gettingstarted/ch08s02.html#rtp_loose_route 
> <http://siprouter.onsip.org/doc/gettingstarted/ch08s02.html#rtp_loose_route>
>
> Advises to use force_rtp_proxy(l) on reinvites.
>
> On 11/29/06, *John Peters* <petersprc at gmail.com 
> <mailto:petersprc at gmail.com>> wrote:
>
>     Not sure why that's happening. Probably setting canreinvite=no on
>     the asterisk side will eliminate the re-INVITEs as a temporary
>     solution, but still would like to know what is happening...
>
>     wrote:
>     > Sometimes, a calls b and b hears a, and a hears b for a second
>     but a second
>     > INVITE comes to phone B that causes it to redirect rtp to be
>     point to point.
>     > Sometimes there is no audio.
>     > Sometimes, everything works fine.
>
>     > At one point, rtp from a was going to asterisk, but asterisk was
>     not sending
>     > the rtp on to b, and b was trying to send traffic point to point. 
>
>
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