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From: Patrick McHardy <kaber@trash.net>
To: Jonas Berlin <xkr47@outerspace.dyndns.org>
Cc: netfilter-devel@lists.netfilter.org
Subject: Re: [PATCH] new 'tcpack' match
Date: Sun, 03 Apr 2005 20:15:49 +0200	[thread overview]
Message-ID: <425032D5.2010302@trash.net> (raw)
In-Reply-To: <42464598.9040707@outerspace.dyndns.org>

Jonas Berlin wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Matches TCP packets that has no payload, i.e. contains only ACKs.
> 
> ~  iptables -A INPUT -p tcp -m tcpack --tcpack -j CLASSIFY 1:10
> 
> Or match non-ack packets:
> 
> ~  iptables -A INPUT -p tcp -m tcpack ! --tcpack -j CLASSIFY 1:12

I can see that it would be useful, given all the half-working ACK
matching rules for shaping floating around, but we already a tcp
match, so it should be done in there, and, if possible, kept a little
bit more generic. Perhaps a data-len match option.

Regards
Patrick

  parent reply	other threads:[~2005-04-03 18:15 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-27  5:33 [PATCH] new 'tcpack' match Jonas Berlin
2005-03-28 14:06 ` Jonas Berlin
2005-04-03 18:15 ` Patrick McHardy [this message]
2005-04-03 21:30   ` Re[2]: " Maciej Soltysiak
2005-04-04  0:04     ` Jonas Berlin
2005-04-04 13:30       ` Re[2]: " Maciej Soltysiak
2005-04-04 14:15         ` Carl-Daniel Hailfinger
2005-04-11 11:26         ` Jonas Berlin
2005-04-11 13:09           ` Jonas Berlin
2005-04-19 13:13           ` Carl-Daniel Hailfinger
2005-04-03 23:36   ` Jonas Berlin
2005-04-03 23:51     ` Phil Oester
2005-04-04  0:07       ` Jonas Berlin
2005-04-04  0:52         ` Phil Oester
2005-04-04  3:42     ` Patrick McHardy
2005-04-11 12:11   ` Jonas Berlin
2005-04-17 14:36     ` Patrick McHardy

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