From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: Re: xt_TCPMSS loading issue Date: Wed, 31 Oct 2007 12:31:58 +0100 Message-ID: <472867AE.5020702@trash.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Cc: Netfilter Developer Mailing List To: Jan Engelhardt Return-path: Received: from stinky.trash.net ([213.144.137.162]:54440 "EHLO stinky.trash.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752611AbXJaLen (ORCPT ); Wed, 31 Oct 2007 07:34:43 -0400 In-Reply-To: Sender: netfilter-devel-owner@vger.kernel.org List-Id: netfilter-devel.vger.kernel.org Jan Engelhardt wrote: > Using iptables 1.4.0rc1(svn7083), iptables seems to have problems > autoloading TCPMSS: > > 18:53 ichi:/ws/iptables # strace -e open ./iptables -t mangle -A OUTPUT > -d 1.3.3.7 -p tcp --syn -j TCPMSS --clamp-mss-to-pmtu > open("/ws/iptables/extensions/libxt_tcp.so", O_RDONLY) = 3 > open("/ws/iptables/extensions/libxt_TCPMSS.so", O_RDONLY) = 3 > iptables: No chain/target/match by that name > > 18:53 ichi:/ws/iptables # modinfo xt_TCPMSS > filename: > /lib/modules/2.6.23.1-900.ccj58-regular/kernel/net/netfilter/xt_TCPMSS.ko > alias: ip6t_TCPMSS > alias: ipt_TCPMSS > description: x_tables TCP MSS modification module > author: Marc Boucher > license: GPL > srcversion: F9280CB30B14724A70F943F > depends: x_tables > vermagic: 2.6.23.1-900.ccj58-regular SMP mod_unload 586 > > The aliases are there (a common source of errors is lacking these > aliases). If I manually `modprobe xt_TCPMSS`, iptables succeeds. Any > idea? Works fine for me. Does "modprobe ipt_TCPMSS" work?