Date: Mon, 03 Mar 2008 14:30:01 +0300 From: Dmitry Antipov <dmantipov@yandex.ru> To: Jeremy Chadwick <koitsu@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: 7.0 - slow/unstable Internet access via Linux router Message-ID: <47CBE139.2050502@yandex.ru> In-Reply-To: <20080229154722.GB94436@eos.sc1.parodius.com> References: <47C7E73E.5010701@yandex.ru> <20080229154722.GB94436@eos.sc1.parodius.com>
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Jeremy Chadwick wrote: > Sounds like TCP stack breakage, and not so much an MTU problem. > > I read many months ago that some others having this problem solved it by > disabling RFC1323 extensions (default is on), which is a little odd, but > it worked for a couple people. Try doing "sysctl > net.inet.tcp.rfc1323=0" and see if the problem goes away. If it does, > put tcp_extensions="no" in /etc/rc.conf. > > I can't reproduce this behaviour, though, on my own setup at home (using > em(4) gigE NICs on the BSD box, and Broadcom BCM47xx 10/100 NICs on the > Linux box (a WRT54GL). Is it required to have 'options INET6' even if I'm not using any IPv6 connectivity ? Also I have occasional 'mskc0: Uncorrectable PCI Express error' messages, which is a known (http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/119613) problem... Thanks, Dmitry
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