Date: Mon, 14 Sep 1998 12:52:51 +0200 (MET DST) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: peter@netplex.com.au (Peter Wemm) Cc: archie@whistle.com, net@FreeBSD.ORG Subject: Re: Will the TEE function of IPFW be ever implemented/necessary ? Message-ID: <199809141052.MAA22096@labinfo.iet.unipi.it> In-Reply-To: <199809141235.UAA10513@spinner.netplex.com.au> from "Peter Wemm" at Sep 14, 98 08:35:16 pm
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> > but you said a few people have asked for it! so what they want it for... > > One thing that ipfilter can do that ipfw can't untill tee is implemented > is intercept packets. Suppose a scenario arrises where a box has a heap > of ppp connections and one needs logging or tracing and it needs to be > done discretely. ipfilter can forward another copy of the packets to > another host (eg: outside of crackers vision) for logging. > > The main difference is that you can have packets logged that wouldn't > otherwise be visible on an ethernet segment, eg: if a ppp user was trying can you recall why tcpdump wouldn't do the job ? i don't think it is limited to eth device isn;t it ? cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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