From: "Jörg Harmuth" <harmuth@mnemon.de>
To: netfilter@lists.netfilter.org
Subject: Re: RST packets
Date: Thu, 21 Jul 2005 12:56:40 +0200 [thread overview]
Message-ID: <42DF7F68.8060108@mnemon.de> (raw)
In-Reply-To: <Pine.LNX.4.61.0507210838001.19151@yvahk01.tjqt.qr>
Jan Engelhardt schrieb:
> What would be the use of RST if it is not part of a connection?
> Is it...vv?
> A and B are connected
> A crashes
> B tries to send
> A sends RST,!ACK
Yes, half-open connections. The other purpose is to recover from
duplicate SYNs, where SYN2 arrives before SYN1, which could confuse
TCPs. See figure 9 in RFC793, p. 32ff for a discussion of RST generation
and processing.
Have a nice time,
Joerg
next prev parent reply other threads:[~2005-07-21 10:56 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-21 6:43 RST packets Jan Engelhardt
2005-07-21 7:42 ` Rob Sterenborg
2005-07-21 10:56 ` Jörg Harmuth [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-07-18 14:04 Jan Engelhardt
2005-07-18 14:12 ` Rob Sterenborg
2005-07-18 16:39 ` R. DuFresne
2005-07-18 18:27 ` Jozsef Kadlecsik
2005-07-27 5:28 ` Grant Taylor
2004-08-11 21:00 Peter Marshall
2004-08-12 16:58 ` Peter Marshall
2004-08-13 15:17 ` Chris Brenton
2004-08-16 12:17 ` Peter Marshall
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