Re: [MMUSIC] I-D ACTION:draft-ietf-mmusic-sdp-bwparam-04.txt

A number of people raised concerns with the previous version of this draft.
Does this revision address those concerns?

Colin

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> Session Control Working Group of the IETF.
> 
> 	Title		: A Transport Independent Bandwidth Modifier for the 
>                           Session Description Protocol (SDP)
> 	Author(s)	: M. Westerlund
> 	Filename	: draft-ietf-mmusic-sdp-bwparam-04.txt
> 	Pages		: 18
> 	Date		: 2003-6-26
> 	
> The existing Session Description Protocol (SDP) bandwidth modifiers
> and their values include the bandwidth needed also for the transport
> and IP layers. When using SDP with protocols like the Session
> Announcement Protocol (SAP), the Session Initiation Protocol (SIP)
> and the Real-Time Streaming Protocol (RTSP) and when the involved
> hosts reside in networks running different IP versions, the
> interpretation of what lower layer bandwidths are included is not
> clear. This document defines a bandwidth modifier that does not
> include transport overhead; instead an additional packet rate
> attribute is defined. The transport independent bit-rate value
> together with the maximum packet rate can then be used to calculate
> the real bit-rate over the transport actually used.
> 
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-- 
Colin Perkins
csp@csperkins.org

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