Date: Wed, 28 Jan 2004 23:44:05 +0200 From: veedee@c7.campus.utcluj.ro To: Julian Elischer <julian@elischer.org> Cc: freebsd-net@freebsd.org Subject: Re: Large scale NAT - problem resolved Message-ID: <20040128214405.GB23393@c7.campus.utcluj.ro> In-Reply-To: <Pine.BSF.4.21.0401281304540.6703-100000@InterJet.elischer.org> References: <20040128205349.GH11253@FreeBSD.org.ua> <Pine.BSF.4.21.0401281304540.6703-100000@InterJet.elischer.org>
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On Wed, Jan 28, 2004 at 01:06:06PM -0800, Julian Elischer wrote: > > > On Wed, 28 Jan 2004, Ruslan Ermilov wrote: > > > On Wed, Jan 28, 2004 at 10:46:03PM +0200, veedee@c7.campus.utcluj.ro wrote: > > > On Wed, Jan 28, 2004 at 10:41:20PM +0200, Ruslan Ermilov wrote: > > > > On Wed, Jan 28, 2004 at 12:15:56AM -0800, Julian Elischer wrote: > > > > > > > > > > On Wed, 28 Jan 2004, Andriy Korud wrote: > > > > > > > > > > > > > > > > > Hi, > > > > > > At last I've managed to build stable NAT on FreeBSD box for 34Mbit link and > > > > > > ~2000 clients (cable modem network). > > > > > > At full speed (34Mbit) CPU usage is 0% and system load is 0.0 :-) > > > > > > > > > > > > > > > > It'd be really interesting to see how natd would handle such a load.... > > > > > > > > > You must be kidding. ;) > > > > > > Agreed. NATd "crashes" with 400 clients on AMD Athlon 900Mhz. :( ipnat > > > works fine. > > > > > > This raises a question... is there any point in still having natd? (don't > > > throw rocks at me please, I'm just asking). Or maybe it's still being used > > > for servers with less clients to nat? > > > > > If your Internet connection is 128kbit/s, it can cope with it nicely. > > One day I will write the ng_nat(4) module. > > actually it can cope with a LOT more than that.. We see no degredation > nating a 100Mb link.. (though not fully). I got ~400 (was 400, now 450 this year) clients on an 100Mbps link and it only works with ipnat for me :( > > > > > > > > Cheers, > > -- > > Ruslan Ermilov > > FreeBSD committer > > ru@FreeBSD.org > > > -- | Radu Bogdan 'veedee' Rusu | NetSysAdm at campus dot utcluj dot ro | Personal gallery at http://rbrusu.com | ...mirroring FreeBSD and coffee
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