Date: Thu, 2 Nov 2000 12:01:55 -0600 (CST) From: Mike Silbersack <silby@silby.com> To: Buliwyf McGraw <buliwyf@libertad.univalle.edu.co> Cc: security@FreeBSD.ORG Subject: Re: Console Message II Message-ID: <Pine.BSF.4.21.0011021200320.32075-100000@achilles.silby.com> In-Reply-To: <Pine.BSF.4.21.0011021222030.4623-100000@libertad.univalle.edu.co>
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On Thu, 2 Nov 2000, Buliwyf McGraw wrote: > In this moment i am using ipf in the box which is showing de message: > "icmp-response bandwidth limit". > It doesnt happen all time, just some days for a few > When the message appears, the "System Load" grows to 5 or more, until > the server crash! > My question is: > > If i put this line in my "ipf rules" file: > block in proto icmp all > > What kind of problems could i get for this restriction??? That restriction won't help at all. You're either being attacked in some way, being used to attack someone, or being framed as attacking someone. What you need to to is setup a sniffer and figure out what's going on. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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