[Diffserv-interest] Re: streaming/QoS

Fred Baker <fred@cisco.com> Tue, 09 April 2002 06:57 UTC

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Date: Mon, 08 Apr 2002 16:11:18 -0700
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From: Fred Baker <fred@cisco.com>
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Subject: [Diffserv-interest] Re: streaming/QoS
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At 03:26 PM 4/8/2002, Ayyasamy, Senthilkumar (UMKC-Student) wrote:
>Hi all,
>    I have some queries relating to mapping audio& video applications and 
> QoS .
>1.Of all the existing applications,video and audio streaming demands more 
>QoS mechanisms.
>Is their is any study relating these streaming applications with diffserv.
>
>2.This question is more or less related to the first.Please refer to some
>research work which discusses relation between Audio& video qulaity and 
>network
>performance.Some thoughts about this topic is also appreciated.
>
>3.Is expedited forwarding only way to give guaranteed treatment to 
>audio/video
>streaming applications
>
>4.E-model of ITU-T estimates MOS by mapping voice quality with impairments 
>like delay,
>signaling and user expection.Can we related these impairments with 
>diffserv drop precedence
>for mapping streaming application with QoS.
>
>Thanks in advance ,
>Senthil



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