*BSD News Article 86653


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From: j@uriah.heep.sax.de (J Wunsch)
Newsgroups: comp.unix.bsd.misc,comp.unix.bsd.bsdi.misc,comp.unix.bsd.freebsd.misc,comp.unix.bsd.netbsd.misc
Subject: Re: Running several networking cards in one system?
Date: 10 Jan 1997 22:10:33 GMT
Organization: Private BSD site, Dresden
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Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch)
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mschmidt@me-tech.PFM-Mainz.de (Michael Schmidt) wrote:

> > What do you mean by `load balancing'?  Use two NICs with the same IP
> > address (on different wires, i suppose)?  That's not possible with BSD.

> With load balancing I mean that the drivers or administering
> processes of the system (FLEET in QNX) check which networking card
> is under more load than the other ones and then balance the load and
> distribute the network traffic among the networking cards.

That's fairly pointless, since the bottleneck is typically the wire,
not the NIC, at least for 10 Mbit/s ethernet.

No, you can't do this in BSD.  Eache interface (network card) needs a
distinct IP address.

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)