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Date:      Wed, 4 Aug 1999 08:42:24 +1000 (EST)
From:      Darren Reed <avalon@coombs.anu.edu.au>
To:        026809r@dragon.acadiau.ca (Michael Richards)
Cc:        security@FreeBSD.ORG
Subject:   Re: Odd ICMP packets being logged
Message-ID:  <199908032242.IAA27809@cheops.anu.edu.au>
In-Reply-To: <Pine.GSO.4.10.9908031715200.11002-100000@dragon> from "Michael Richards" at Aug 3, 99 05:21:22 pm

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In some mail from Michael Richards, sie said:
> 
> Hi.
> I'm seeing some odd packets being logged via my ipf. I've looked around
> but not really found any good resources on ipfilter/ipnat. I can't find
> this documented:
> 03/08/1999 17:03:03.370491 vx0 @0:5 b ###.###.###.### -> 10.23.3.2 PR icmp
> len 20 43 icmp 8/0

Date Time interface group:rule block sourceIP -> destip PR protocol len
ip-header-length ip-length icmp type/code

It's actually coming from rule #5.  Type 8 is ECHO so it's a ping packet.

Darren


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