Re: [rtcweb] DSCP and media

OK, that's what I suspected.

Ensuring that this is handled properly by the RTCWEB platform can only help
things.

On Wed, Jul 20, 2011 at 4:43 PM, Bernard Aboba <bernard_aboba@hotmail.com>wrote:

>  I think we're talking about things like support of WFA WMM.  Not a NAT
> function per se.
>
> Some info on how this is implemented in the OS is available here<http://blogs.msdn.com/b/wndp/archive/2006/06/28/650363.aspx>.
>
>
> Whether this actually accomplishes anything in practice is a subject of
> debate<http://www.smallnetbuilder.com/wireless/wireless-features/30837-does-wi-fi-multimedia-wmm-really-do-anything-part-3?start=1>.
>
>
> ------------------------------
> From: juberti@google.com
> Date: Wed, 20 Jul 2011 15:39:04 -0400
> To: fluffy@cisco.com
> CC: rtcweb@ietf.org
> Subject: Re: [rtcweb] DSCP and media
>
>
> Can you go into more detail about what these NATs do with the DSCP
> markings?
>
> I'm not convinced we want to expose a generic API for this (too easy to
> misuse), but I think it definitely makes sense for implementations to set
> appropriate markings on audio and video packets, including different levels
> on individual video packets when using hierarchical prediction structures.
>
> On Wed, Jul 20, 2011 at 1:59 PM, Cullen Jennings <fluffy@cisco.com> wrote:
>
>
> Many home NATs support DSCP based QoS and it does help. I think that the
> IETF should recommend that some default DSCP for audio and video from the
> browser as well as suggest there should be an API to set the DSCP for
> different media steam.
>
> Cullen <with my individual contributor hat on>
>
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>
>
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>