Re: [nsp] CAR made packet lost ??

From: eric chan (bigeric123@hotmail.com)
Date: Sun Mar 25 2001 - 20:32:34 EST


dear sir,

rate-limit input access-group 2020 40000 32000 32000 conform-action transmit
ex
ceed-action drop

access-list 2020 permit icmp any any echo-reply
access-list 2020 permit icmp any any echo

i am applying it on a 20M atm link.

eric

>From: Dmitri Kalintsev <dek@hades.uz>
>To: cisco-nsp@puck.nether.net
>Subject: Re: [nsp] CAR made packet lost ??
>Date: Mon, 26 Mar 2001 01:07:27 +0200
>
>On Sun, Mar 25, 2001 at 10:05:57PM +0800, eric chan wrote:
> > dear all,
> >
> > i have applied rate limit for incoming icmp on one of my
> > interface, however, i found that there is 40% packet lost when the rate
> > limit is active, i set the average rate to 40000, burst rate to 32000,
> > but there is still < 10% packet lost ,
>
>Can we see your config, please. Sounds like your CAR access list matching
>something wrong. ;) Please take anote that CAR is effective when there are
>many conversations active on the link, e.g. on the high speeds. On low
>speeds it's going to create nothing but headaches.
>
> >
> > is it normal ??
> >
> > eric
> >
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>

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