Date: Fri, 07 May 2004 12:09:20 -0400 From: Chuck Swiger <cswiger@mac.com> To: Matt Gostick <matt@crazylogic.net> Cc: freebsd-security@freebsd.org Subject: Re: scheduled pings Message-ID: <409BB4B0.5000904@mac.com> In-Reply-To: <001001c4316f$6ab193d0$cb01a8c0@haklot> References: <001001c4316f$6ab193d0$cb01a8c0@haklot>
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Matt Gostick wrote: > I have just setup some ipfw rules to checkout some traffic to one of my > boxes. I have three servers, only one of which has weird traffic. It > is getting ping'd on a five minute interval from approx 3 to 8 different > ip addresses within the same second. For example: [ ... ] > I've just started denying pings to the box... There are a bunch of network monitoring tools which will do something like this, normally used by ISPs and the like to verify that a server is up; you should contact whoever owns the source IPs and ask them what they're doing. -- -Chuck
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