Re: [AVT] RTP over TCP.

Ram Kordale <kordale@kasenna.com> Thu, 16 May 2002 23:01 UTC

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Date: Thu, 16 May 2002 15:58:39 -0700
To: Peter Westerink <peterw@us.ibm.com>
From: Ram Kordale <kordale@kasenna.com>
Subject: Re: [AVT] RTP over TCP.
Cc: avt@ietf.org, avt-admin@ietf.org
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Peter,

This is very good. We will certainly commit to an implementation. If you 
can forward a copy of draft-ietf-avt-profile-new-09.txt, that will be great.

Ram

At 04:03 PM 5/14/2002 -0400, Peter Westerink wrote:

>Ram,
>
>I believe such a profile existed in draft-ietf-avt-profile-new-09.txt, but
>it was removed in version 10 because "there were no 2 implementations".
>There were no technical reasons mentioned. The draft proposed prepending
>each RTP packet with a 2-byte length and that's all.
>
>IBM is interested in the same thing you're after, and I can assume there
>are more MPEG-4 companies that also would want to send their BIFS and OD
>streams reliably (albeit not guaranteed on-time) over TCP. With that we
>should be able to come up with 2 implementations and hence re-instate the
>profile?
>
>       Peter
>
>
>
>
> 
>
>                       Ram 
> Kordale 
>
>                       <kordale@kasenna.        To:       Ross Finlayson 
> <finlayson@live.com>
>                       com>                     cc:       <avt@ietf.org>, 
> kordale@kasenna.com
>                       Sent by:                 Subject:  Re: [AVT] RTP 
> over TCP.
>                       avt-admin@ietf.or 
 >
>                       g 
 >
> 
>
> 
>
>                       05/14/2002 
> 03:50 
>
>                       PM 
 >
> 
>
> 
>
>
>
>
>Ross,
>
>Section 10.12 describes only the interleaving case. What about the case
>where RTP and RTCP data need to be transferred on separate TCP connections?
>
>This will need a separate profile. Does such a profile exist?
>
>Thanks.
>Ram
>
>At 12:17 PM 5/8/2002 -0700, Ross Finlayson wrote:
> >At 10:45 AM 5/8/02, Ethen Bommaiah wrote:
> >>I was curious to know if there were any standard profiles that define
> >>transferring RTP
> >>packets over TCP. In particular, we were interested in transferring RTP
>data
> >>over TCP
> >>while using RTSP as the control protocol.
> >
> >Yes - see section 10.12 of the RTSP specification (RFC 2326).  This
> >defines how RTP packets may be carried over the RTSP (TCP) stream.  (This
> >is actually not a new RTP 'profile', but instead, an optonal mechanism
> >defined within RTSP.)
> >
> >         Ross.
> >
> >
> >_______________________________________________
> >Audio/Video Transport Working Group
> >avt@ietf.org
> >https://www1.ietf.org/mailman/listinfo/avt
>
>
>_______________________________________________
>Audio/Video Transport Working Group
>avt@ietf.org
>https://www1.ietf.org/mailman/listinfo/avt
>
>
>
>
>
>
>_______________________________________________
>Audio/Video Transport Working Group
>avt@ietf.org
>https://www1.ietf.org/mailman/listinfo/avt


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