Re: class based shaping- Tc calculation

From: Mohammed Khasawneh (mohammed.khasawneh@gmail.com)
Date: Mon Apr 23 2007 - 08:28:10 ART


Hi Abderrahim

If the shaping rate less than 320 K Bc=Be=8000 bps and Tc= Bc/ shaping
rate ( Tc= 8000/16000 = .5)
If the shaping rate greater than 320 K Tc= 25 ms Bc=Be= Tc*shaping rate

general formula [ Tc=Bc/CIR ]

Regards
Mohammed

----- Original Message -----
From: "Abderrahim sadki" <a_sadki1@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Monday, April 23, 2007 1:59 PM
Subject: class based shaping- Tc calculation

> Hi, What are the default values for the Bc Be & Tc when configuring
> class-based shaping? I thought the default Tc was 125 ms, but when
> configuring "shape average 32000" the Tc=250ms and when typing "shape
> average 16000" I get Tc= 500ms. How is this calculated?
> Thanks,
> Abderrahim
>
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