Date: Wed, 07 May 2003 10:13:59 -0500 From: Eric Anderson <anderson@centtech.com> To: veedee@c7.campus.utcluj.ro Cc: Clement Laforet <sheep.killer@cultdeadsheep.org> Subject: Re: NAT performance tweaks Message-ID: <3EB922B7.2080002@centtech.com> References: <3EB67822.3070802@centtech.com> <20030505182756.093fb1c3.sheep.killer@cultdeadsheep.org> <3EB6A0BF.1040803@centtech.com> <20030506042044.GA84589@c7.campus.utcluj.ro>
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veedee@c7.campus.utcluj.ro wrote: [..snip..] > If you have a large network behind your NAT server, defining LARGE_NAT in > src/contrib/ipfilter/ip_nat.h and src/sys/contrib/ipfilter/netinet/ip_nat.h > might help. Don't forget to recompile the kernel and ipfilter. > > Strange enough, I used to have huge pings (up to 80ms in a totally switched > gigabit network) after a few hours of utilization before fiddling with > LARGE_NAT. What would you call a "large network"? Is "LARGE_NAT" something that is able to be made into a sysctl tweak (and if so, should it be?)? Eric -- ------------------------------------------------------------------ Eric Anderson Systems Administrator Centaur Technology Attitudes are contagious, is yours worth catching? ------------------------------------------------------------------
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