Date: Fri, 04 Mar 2005 16:52:55 -0800 From: Julian Elischer <julian@elischer.org> To: Kan Cai <kcai@cs.ubc.ca> Cc: Brad Penoff <penoff@cs.ubc.ca> Subject: Re: FreeBSD 4.11-RELEASE & SACK Message-ID: <422902E7.1080104@elischer.org> In-Reply-To: <Pine.GSO.4.60.0503041528430.22411@granville.cs.ubc.ca> References: <Pine.GSO.4.60.0503041528430.22411@granville.cs.ubc.ca>
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Kan Cai wrote: > > Greetings, > > I posted this question on freebsd-question list yesterday, but no > replies. So I am just trying my luck here. Thanks in advance. > > I've installed the standard FreeBSD 4.11-RELEASE and have realized > that the sysctl option for enabling SACK in TCP is not available > (net.inet.tcp.do_sack). Additionally, the tcp_sack.c file is not in > the /usr/src/sys/netinet so I'm guessing this indicates that I need a > patch. Hoping to be able to use SACK in FreeBSD 4.11-RELEASE, I wanted > to ask : > > 1) Is my guess correct (Do I need a patch)? Or is my kernel > configuration file missing an option? > 2) Assuming I need a patch, what patch is generally recommended for > using SACK under TCP in FreeBSD 4.11-RELEASE? the people who contributed the SACK code contrinuted it only to the 5.x or later relases. It would be up to someone else to the the back port to 4.x. > > Any help would be most appreciated. Thanks, > > ken > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to > "freebsd-hackers-unsubscribe@freebsd.org"
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