ok thanks

i think, 400 Mbit/s throughput should be enough for this usage. 

another question: does anyone know if there is a network card that can
do something like cisco wirespeed routing? or is there anything that can
handle software and hardware routing on a normal intel box?

> Since your boxes may have problems if you expect 1Gbps of traffic
> load sharing may help the situation a bit.
> There are a few ways of doing thit depending on environment.

is there something that i can do with carp? or how is a router cluster
to realise? the problem is, i dont want a fail over, i need performance.

whats about this:
i put 3 intel boxes with 2 Gbit nics in each one in a privat subnet with
the first card. on the secount card i pull out 2 vlans on each machine.
now i can do the routing with static routing on these 3 machines. 

vlan1 and 2 is on machine A
vlan3 and 4 is on machine B
vlan5 and 6 is on machine C

so traffic from 5 to 6 is routet on C only, so i dont have any
performance needed on A and B

but traffice from e.g. 1 to 3 needs prformance on A and B.

you think thats a good idea? 



thanks a lot, kind regards
marco


Am Sonntag, den 29.01.2006, 12:03 +0000 schrieb tony sarendal:
> On 29/01/06, Marco Fretz <[EMAIL PROTECTED]> wrote:
> 
> > hello there
> >
> > we are planning a medium lan party with about 200 - 300 clients. it's a
> > normal gamer lan party but there will be a lot of traffic.
> >
> > we will habe about 6 subnets (like 10.5.0.0/24, 10.6.0.0/24, and so on)
> > that we have to route under each other. if we get a good sponsor we may
> > habe some layer 3 cisco swiches that can do wirespeed routing.
> >
> > but i  dont think so... i may have to get some 3 GHz Intel P4 Boxes
> > (About 1 GB Memory) and do the VLAN Routing on these openbsd boxes.
> >
> > will i get about 1GBit/s throughput with such a box?
> 
> 
> Probably not. Your box will be limited by the pps it can handle.
> I don't know exactly what pps your hardware can handle, but I guess
> around 100-200kpps shouldn't be totally unrealistic.
> 
> If your average packet size is 300 bytes your box will be able to handle
> a total throughput of 240-480Mbps.
> 
> 
> 
> 
> > is it better to use a gigabit ethernet card for each subnet or should i
> > get the vlans on one intel card?
> 
> 
> I personally like the vlan trunk setup if it's a statically routed
> environment,
> been using it since around -98 or -99 without problems.
> 
> is it better to route all vlans on one box or should i split up the
> > routing on about 3 boxes?
> 
> 
> Since your boxes may have problems if you expect 1Gbps of traffic
> load sharing may help the situation a bit.
> There are a few ways of doing thit depending on environment.
> 
> If you do this on OpenBSD, I would appreciate it if you could give us a
> summary
> afterwards on how things went and what kind of performance you got.
> 
> /Tony
> 
> --
> Tony Sarendal - [EMAIL PROTECTED]
> IP/Unix
>        -= The scorpion replied,
>                "I couldn't help it, it's my nature" =-

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