Re: Large scale NAT - problem resolved
From: Julian Elischer (julian_at_elischer.org)
Date: 01/28/04
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Date: Wed, 28 Jan 2004 13:06:06 -0800 (PST) To: Ruslan Ermilov <ru@freebsd.org>
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).
>
>
> Cheers,
> --
> Ruslan Ermilov
> FreeBSD committer
> ru@FreeBSD.org
>
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