Re: FRTS Frame-relay traffic shaping - Burst to Access Rate

From: Pavel Bykov (slidersv@gmail.com)
Date: Thu Jan 08 2009 - 10:06:20 ARST


My feeling is that "bursting up to XX" usually refers to Be, not Bc.
Therefore, for your case you would use CIR 1024 with Bc for 1024 and Be for
1536 (relative to the same Tc of course)
I.e. the second option.
But "mincir" is an extra command, since it does not do anything in your
case, as was pointed out.

For mincir the usual formulation is something in the area of "reduce rate in
case of congestion inside FR network" or "In case of reported congestion,
allow for dynamic reduction" and so on.

On Wed, Jan 7, 2009 at 10:23 PM, Hobbs <deadheadblues@gmail.com> wrote:

> Hello,
>
> Suppose you had a T1 frame-relay link with 1024k CIR. You need to configure
> FRTS to conform to this, while allowing burst up to the access rate. Are
> the
> options below both accomplishing the task? As I understand, default mincir
> is half of cir so we need that argument in any case. My real question
> centers around the use of cir command.
>
> 1)
> map-class frame-relay FRTS
> frame-relay cir 1536000
> frame-relay mincir 1024000
>
> 2)
> map-class frame-relay FRTS
> frame-relay cir 1024000
> frame-relay mincir 1024000
> frame-relay bc 10240
> frame-relay be 5120
>
> thank you,
>
>
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-- 
Pavel Bykov
----------------
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