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Date:      Wed, 1 Nov 2000 19:01:48 -0600 (CST)
From:      Mike Silbersack <silby@silby.com>
To:        James Lim <jameslpin@pacific.net.sg>
Cc:        Moritz Hardt <mhardt@morix.de>, Buliwyf McGraw <buliwyf@libertad.univalle.edu.co>, security@FreeBSD.ORG
Subject:   Re: Console Message
Message-ID:  <Pine.BSF.4.21.0011011900580.29981-100000@achilles.silby.com>
In-Reply-To: <000501c04466$e20b05a0$775e78cb@garychang>

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On Thu, 2 Nov 2000, James Lim wrote:

> Hi,
> 
>         I suppose you did enable icmp_bandlim in ur kernel which restricts
> ICMP traffic to your system. THose error msgs shows that there are in excess
> icmp traffic.
> sysctl -a | grep bandlim
> 
> You could change the settings to higher using sysctl -w
> 
> Regards,
> James Lim

There's little reason to raise the limit.  Most likely he was seeing the
rate limiting of RST packets caused by an nmap of his box.  If he raises
the limit, nmap will just scan faster next time.

Mike "Silby" Silbersack



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