Re: load balancing

[Sander Sneekes <sander@dmdsecure.com>]

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yepz thank daniel got the stuff working

also will the a deeper look to iproute

thx sander

On Mon, 2003-02-03 at 17:30, Daniel F. Chief Security Engineer - wrote:

> Im going to be working on one of these later this year it's my understanding 
> that you would want to use the nth patch and the state table and SNAT to 
> accoplish this. 
> 
> From the nth patch.
> ------------------------
> 2) Unique rule for every packet.  This is an easy and quick
>    method to produce load-balancing for both inbound and outbound.
>    example:
>    iptables -t nat -A POSTROUTING -o eth0 -m nth --counter 7              
> --every 3 --packet 0 -j SNAT --to-source 10.0.0.5
>    iptables -t nat -A POSTROUTING -o eth0 -m nth --counter 7              
> --every 3 --packet 1 -j SNAT --to-source 10.0.0.6
>    iptables -t nat -A POSTROUTING -o eth0 -m nth --counter 7              
> --every 3 --packet 2 -j SNAT --to-source 10.0.0.7
>    This example evenly splits connections between the three SNAT
>    addresses.
> 
>    By using the mangle table and iproute2, you can setup complex
>    load-balanced routing.
> ------------------------
> 
> Here's a site with good infos on the patches available.
> http://www.netfilter.org/documentation/HOWTO//netfilter-extensions-HOWTO.html
> 
> Hope this helps. 
> 
> On Monday 03 February 2003 08:35, Sander Sneekes wrote:
> > currently i'm using this line
> >
> > iptable -t nat -A PREROUTING -d X.X.X.X -p tcp --dport http -j DNAT
> > --to-dest 192.168.0.100-192.168.0.111
> >
> > this this the job but the if i use the same client it always uses 100
> > for ex.
> >
> > but we need to do some preformance test with 3 client's so everytime a
> > client
> > does a reqeust to the http server i want to get it for a different
> > server.
> >
> > anybody ?
> >
> > thanks
> > Sander
> >
> > On Mon, 2003-02-03 at 14:49, Sander Sneekes wrote:
> > > Hi all,
> > >
> > > I need to load balance between 2 webserver
> > > what is the most fastest way of doing this?
> > > With iptables? if yes wich line's do i need to use
> > > i have a RH 7.2 with iptables running already doing
> > > al network traffic
> > >
> > > cheers
> > > Sander

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