Date: 28 Jun 2001 22:32:50 +0200 From: Dag-Erling Smorgrav <des@ofug.org> To: Wes Peters <wes@softweyr.com> Cc: Ruslan Ermilov <ru@FreeBSD.ORG>, Deepak Jain <deepak@ai.net>, net@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: fastforwarding? Message-ID: <xzp1yo4wdjh.fsf@flood.ping.uio.no> In-Reply-To: <3B3AB4F8.184A2EFE@softweyr.com> References: <GPEOJKGHAMKFIOMAGMDICEOJDGAA.deepak@ai.net> <20010626093545.D49992@sunbay.com> <3B3AB4F8.184A2EFE@softweyr.com>
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Wes Peters <wes@softweyr.com> writes: > The description there isn't very forthcoming. fastforwarding caches > the results of a route lookup for destination addresses that are not > on the local machine, and uses the cached route to short-circuit the > normal (relatively slow) route lookup process. The packet flows > directly from one layer2 input routine directly to the opposing > layer2 output routine without traversing the IP layer. And more importantly, without traversing ipfw or ipfilter. In other words, don't use this on a firewall. DES -- Dag-Erling Smorgrav - des@ofug.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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