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Re: reverse problem: carrying DVB over IP?



List: Patrick was in the NHC group that was closed at Nokia.

Marie-Jose

----- Original Message ----- 
From: "Lloyd Wood" <l.wood@eim.surrey.ac.uk>
To: <ip-dvb@erg.abdn.ac.uk>
Sent: Tuesday, July 23, 2002 12:13 PM
Subject: reverse problem: carrying DVB over IP?


> I'm looking at what I think is the inverse problem to the focus of
> this list, but one that I think may still be of interest to the
> intersection of the IP- and DVB-interest sets reading this.
> 
> The IETF PWE3 WG is looking at carriage of non-IP subnetwork protocols
> and bitstreams over IP/MPLS, using L2TP and RTP to provide
> timing/sequencing information:
> 
> http://www.ietf.org/html.charters/pwe3-charter.html
> 
> There's a lot of interest in this from service providers to
> traditional TDM/Sonet types, who want to carry 'legacy' services
> across their IP clouds as IP switching gets faster than everything
> else. (There are a large number of competing individual drafts
> describing how to handle bitstreams in PWE3 at present).
> 
> I've been wondering whether carrying an MPEG transport stream makes a
> good fit with PWE3 - it's likely more tractable and better-specified
> timingwise than a lot of the traditional TDM stuff, and would make
> good use of the RTP sequencing/timing layer PWE3 is supposed to be
> using/extending as well as fleshing out an obvious application of
> point-to-multipoint functionality.
> 
> Would there be any use for this sort of thing in the DVB community?
> You'll find one brief mention of MPEG transport streams in:
> http://www.ietf.org/internet-drafts/draft-ietf-pwe3-protocol-layer-00.txt
> 
> [I understand Patrik Schnell is chairing the DVB IP Infrastructure
>  working group and therefore probably the most likely person to ask
>  about this, but mail to him at Nokia and his old uni account fails.]
> 
> thanks,
> 
> L.
> 
> <http://www.ee.surrey.ac.uk/Personal/L.Wood/><L.Wood@surrey.ac.uk>
> 
> 
> 
>