Date: Sat, 16 Feb 2002 18:47:03 -0800 From: "Crist J. Clark" <cjc@FreeBSD.ORG> To: Joe & Fhe Barbish <barbish@a1poweruser.com> Cc: Patrick Soltani <psoltani@ultradns.com>, FBSD <freebsd-questions@FreeBSD.ORG>, cvarda@flopnet.com.br Subject: Re: IPFW check-state rules Message-ID: <20020216184703.C48401@blossom.cjclark.org> In-Reply-To: <LPBBIGIAAKKEOEJOLEGOCEMJCHAA.barbish@a1poweruser.com>; from barbish@a1poweruser.com on Sat, Feb 16, 2002 at 09:29:02PM -0500 References: <3DBB075EEB95944492E127F2B9A96FAF0CE102@ultra-exchange.UltraDNS.com> <LPBBIGIAAKKEOEJOLEGOCEMJCHAA.barbish@a1poweruser.com>
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On Sat, Feb 16, 2002 at 09:29:02PM -0500, Joe & Fhe Barbish wrote:
[snip]
> Is there not a additional protocol called arp or some thing like that,
> that is used on the lan?
>
> I think this rule set needs some kind of rule to allow arp's through.
> Do you know what I am talking about?
ARP does not need to cross a network layer device. ARP is link
layer. ipfw(8) doesn't know anything about ARP.
--
Crist J. Clark | cjclark@alum.mit.edu
| cjclark@jhu.edu
http://people.freebsd.org/~cjc/ | cjc@freebsd.org
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