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Date:      Sun, 25 Feb 2001 14:37:57 +0200
From:      Alexandr Kovalenko <neve_ripe@yahoo.com>
To:        Dag-Erling Smorgrav <des@ofug.org>
Cc:        Alex Hayward <xelah@xelah.com>, freebsd-stable@FreeBSD.ORG
Subject:   Re[2]: ipfw drop syn+fin
Message-ID:  <15867369422.20010225143757@yahoo.com>
In-Reply-To: <xzpelwnj66j.fsf@flood.ping.uio.no>
References:  <Pine.LNX.4.10.10102231024230.15158-100000@sphinx.mythic-beasts.com> <xzpelwnj66j.fsf@flood.ping.uio.no>

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Hello Dag-Erling,

Sunday, February 25, 2001, 2:30:44 PM, you wrote:

DES> Alex Hayward <xelah@xelah.com> writes:
>> Oh, and nothing that I've found supports it apart from FreeBSD; which has
>> it turned off by default. I'd be interested to know if anyone knows any
>> different...

DES> Linux supports it, but poorly (though this may have changed in 2.4).
DES> But you are correct in that it is very little used, simply because in
DES> these HTTP/1.1 days there's very little you can do that will fit in a
DES> single TCP segment.

So, as far as I can see there is no risk of turning up TCP_DROP_SYNFIN
on my webserver. I have minimum size of 1 file on my web about 1Kb,
most of the files are ~20-30-40 kb, will it be safe to do drop synfin?

(sorry, if I misunderstood you..)

-- 
Best regards,
 Alexandr                            mailto:neve_ripe@yahoo.com



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