Date: Mon, 2 Jun 1997 23:24:15 -0400 (EDT) From: Adam Shostack <adam@homeport.org> To: wollman@khavrinen.lcs.mit.edu (Garrett Wollman) Cc: darrenr@cyber.com.au, security@FreeBSD.ORG Subject: Re: TCP RST Handling in 2.2 (fwd) Message-ID: <199706030324.XAA20211@homeport.org> In-Reply-To: <199706022324.TAA25329@khavrinen.lcs.mit.edu> from Garrett Wollman at "Jun 2, 97 07:24:55 pm"
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Garrett Wollman wrote: | <<On Tue, 3 Jun 1997 08:38:23 +1000 (EST), Darren Reed <darrenr@cyber.com.au> said: | | > Currently, not even the SEQ number is verified (for an RST packet) - i.e. | > that the ACK does acknowledge the SYN. | | > I think there is room for improvement in the code. Comments ? | | Certainly. It might also be worth implementing the three-way RST | handshake which has been proposed by some to fill some theoretical | gaps in TCP's handling of resets which could (very rarely) result in | innocent connections getting reset. I'd strongly recommend against implementing a non standard TCP mod as anything but an option for those who want to play with it. Please don't put it in the base code. -- "It is seldom that liberty of any kind is lost all at once." -Hume
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