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Date:      Thu, 14 Dec 2006 15:49:32 +0200
From:      Alexander Motin <mav@alkar.net>
To:        FreeBSD Net <freebsd-net@freebsd.org>
Subject:   Re: question for TCP gurus (in ipfw)
Message-ID:  <4581566C.5070600@alkar.net>
In-Reply-To: <1166066689.00653827.1166055601@10.7.7.3>
References:  <1166066689.00653827.1166055601@10.7.7.3>

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Julian Elischer wrote:
> could we do either of:
> 1/ not set the ACK bit  and just not do the extra work. Just send a reset?

Reset packet MUST have valid sequence number. Else it will be rejected 
as protection from DoS atack.



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