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Date:      Sun, 14 Oct 2001 13:59:12 -0700
From:      "Chad R. Larson" <chad@DCFinc.com>
To:        freebsd-stable@FreeBSD.ORG
Subject:   Re: IPFW or IPFILTER?
Message-ID:  <20011014135912.B15422@freeway.dcfinc.com>
In-Reply-To: <200110141616.f9EGG5x37636@lurza.secnetix.de>; from olli@secnetix.de on Sun, Oct 14, 2001 at 06:16:05PM %2B0200
References:  <20011014180756.A17546@adv.devet.org> <200110141616.f9EGG5x37636@lurza.secnetix.de>

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On Sun, Oct 14, 2001 at 06:16:05PM +0200, Oliver Fromme wrote:
> That's bad, because you usually want to see other types of
> ICMP replies, too, such as TTL exceeded, host unreachable,
> communication prohibited etc.

In fact, to be a full-class citizen of an IP network, you're
=supposed= to process ICMP.  That's how you gete routing redirects
and a bunch of other proper/useful things.  That's why it's called
the IP =management= protocol.

Unfortunately, DOS attacks and the like have made some people
paranoid.

	-crl
--
Chad R. Larson (CRL15)   602-953-1392   Brother, can you paradigm?
chad@dcfinc.com         chad@larsons.org          larson1@home.com
DCF, Inc. - 14623 North 49th Place, Scottsdale, Arizona 85254-2207

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