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From: Marek Tomczyk  <mailnews@tm.uka.de>
Reply-To: tomczyk@tm.uni-karlsruhe.de
Subject: Re: [Diffserv-interest] Re: [Diffserv] Admission Control In DiffServ
Date: Sat, 10 Aug 2002 13:53:19 +0200
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Brian E Carpenter wrote:
> iokumus@mailbox.syr.edu wrote:
> > In diffserv Bandwidth Brokers(BB) are responsible for admission control
> > and related issues.
> 
> Not true. That is simply one possible model, and there are no BB standards
> to my knowledge.

I am fairly new to DiffServ and wonder what are the other models for admission
control issues? Any hints or pointers to papers and/or articles dealing
with this subject are appreciated.

  Marek

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Subject: Re: [Diffserv-interest] Re: [Diffserv] Admission Control In DiffServ
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Marek Tomczyk wrote:
> 
> Brian E Carpenter wrote:
> > iokumus@mailbox.syr.edu wrote:
> > > In diffserv Bandwidth Brokers(BB) are responsible for admission control
> > > and related issues.
> >
> > Not true. That is simply one possible model, and there are no BB standards
> > to my knowledge.
> 
> I am fairly new to DiffServ and wonder what are the other models for admission
> control issues? Any hints or pointers to papers and/or articles dealing
> with this subject are appreciated.

Marek,

The pragmatic model is static provisioning, with static limits per ingress
for diffserv classes requiring admission control. (That has problems in the
multicast case of course.) There is certainly quite a bit of work in
progress on non-static solutions, but I'm not aware of any review articles 
in this area myself.

   Brian
however

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> i need to know what is the relationship of
> VoIP over Leased Line (Using PPP) Scenario with diffserv. i am soo 
> confused how to implement it in ns2 programming.

refer an expired virtual wire document from 
packet design site. 
http://www.packetdesign.com/Documents/vw_pdb_0.pdf
 
The appendix has some simulation scenarios which 
might be useful for your work.

Also, refer a analysis document on VW 
http://www.ee.uwa.edu.au/~guven/vwpdb.pdf

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