Subject: [MMUSIC] FW: I-D Action: draft-schmidt-mmusic-sdp-local-identifier-01.txt

From: Martin Stiemerling <[email-masked]>
Date: Mon, 4 Jul 2011 09:08:55 +0000

Dear all,

The draft below describes how dynamic Policy Controllers can identify media receivers which are located behind a NAT/home gateway for the resource and admission process. 

We are looking forward to your comments

  Martin 

> -----Original Message-----
> From: [email-masked] [mailto:i-d-announce-
> [email-masked]] On Behalf Of [email-masked]
> Sent: Wednesday, June 01, 2011 3:38 PM
> To: [email-masked]
> Subject: I-D Action: draft-schmidt-mmusic-sdp-local-identifier-01.txt
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> 
> 	Title           : SDP Local Identifier
> 	Author(s)       : Mischa Schmidt
>                           Hans-Joerg Kolbe
>                           Martin Stiemerling
> 	Filename        : draft-schmidt-mmusic-sdp-local-identifier-01.txt
> 	Pages           : 12
> 	Date            : 2011-06-01
> 
>    Dynamic Policy Controllers like resource and admission control
>    systems need to be able to locate media receivers in each segment of
>    the network to determine the path of the media flows prior to
>    allowing or rejecting the session setup.  This is fine as long as
>    this is handled within an operator&#39;s network but limited when
>    extending this to home network.  Current definitions of SDP are not
>    clear about conveying a local identifier (e.g., a private IP address)
>    of the client that is destined to receive media streams after
>    successful SDP negotiation.  In this draft we outline the need for
>    carrying such information over SDP and discuss a set of possible
>    solutions in a scenario with a home network and a operator network
>    domain.
> 
> 
> A URL for this Internet-Draft is:
> http://www.ietf.org/internet-drafts/draft-schmidt-mmusic-sdp-local-
> identifier-01.txt
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
> This Internet-Draft can be retrieved at:
> ftp://ftp.ietf.org/internet-drafts/draft-schmidt-mmusic-sdp-local-identifier-
> 01.txt
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