Date: Mon, 17 Feb 2014 14:20:20 -0700 From: John Nielsen <lists@jnielsen.net> To: SAITOU Toshihide <toshi@ruby.ocn.ne.jp> Cc: freebsd-ipfw@freebsd.org Subject: Re: something is wrong after 9.2 to 10.0 Message-ID: <845B3D92-A997-4872-AFBB-BCC23D96CD10@jnielsen.net> In-Reply-To: <20140215.123424.159647737.toshi@ruby.ocn.ne.jp> References: <20140215.123424.159647737.toshi@ruby.ocn.ne.jp>
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On Feb 14, 2014, at 8:34 PM, SAITOU Toshihide <toshi@ruby.ocn.ne.jp> wrote: > I'm using FreeBSD as desktop and also using as nat gateway. > After update from 9.2 to 10.0, some network problem occurs > on this desktop machine's environment. > > - Sometimes email transmission failed with > `stat=Deferred: 452', maybe when the size is large. > > - Firefox failed to post a form of web page on https. > > - Cadaver is no longer able to put file. > > But if I delete the following rule, the problem don't occur. > > 00050 352686 304039811 nat 123 ip4 from any to any via alc0 > > And the related rc.conf entry is here: > > firewall_enable="YES" > firewall_type="open" > firewall_quiet="NO" > firewall_logging="YES" > firewall_nat_enable="YES" > firewall_nat_interface="alc0" > > Is there any clue? I saw a similar problem when using NAT on a TSO-enabled interface in FreeBSD 10. Try running "ifconfig alc0 -tso" and/or adding "-tso" to the ifconfig_alc0 entry in your /etc/rc.conf. See also the related entry in the BUGS section at the end of ipfw(8) man page. JN
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