[cisco-voip] Early media

[Karl Smith]

Hi,
 
thanks a lot for your help, but unfortunately the rtp send-recv did not solve the problem. I have also upgraded the IOS but still no success.
 
Any other ideas??
 
Regards,
 
Carmelo
 
 
 
 
 
 
From: "Teodor Georgiev" <tgeorgiev at is-bg.net>
To: <cisco-voip at puck.nether.net>
Sent: Tuesday, April 12, 2005 15:42
Subject: Re: [cisco-voip] Early media


> 
> 
> voice rtp send-recv
> 
> issue that command in global configuration mode. It shall solve your problem.
> The issue you have described below is an usual behaviour - the reverse 
> "bearer" path won't be opened until a CONNECT message is received.
> 
> 
> 
> On Tuesday 12 April 2005 11:40, Karl Smith wrote:
> > Hi,
> >
> > I am using a 2610 as a sip to isdn gateway. It appears that there is an
> > issue with early media. When the gateway receives rtp in early media on the
> > ip side it does not switch it through on the isdn bearer channel. Hence if
> > any announcements or tones are provided on a media server just after the
> > 183 session progress and before the 200 OK, these cannot be heard on the
> > ISDN side.
> >
> > This problem does not exist in the reverse direction; i.e. if an
> > announcement is available on the isdn side before the connect message, the
> > gateway will swith it on an rtp stream and sends it to the ua.
> >
> > The IOS image that I am using is the c2600-is3x-mz.123-6b.bin
> >
> > Does any one knows whether this problem was resolved in more recent
> > releases? If yes, any ideas which release?
> >
> > Thanks and regards,
> >
> > Carmelo
> >
> >
> >
> > Send instant messages to your online friends http://uk.messenger.yahoo.com
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