On 3/16/06, Jakub Wartak <vnulllists@xxxxxxxxxxxx> wrote: > Dnia środa, 15 marca 2006 16:42, Eduardo Fernández napisał: > > Hi! > > > > I'm doing load balancing for 5 dsl lines, each one with a dsl router > > attached to a linux machine ethernet plug. The problem is that I'm > > adding 15 more dsl lines, and I don't have enough PCI slots in the > > linux machine to sum up 20 ethernet plugs (I already have 2 quad > > ethernet cards). > > > > So I'm considering connecting all dsl routers and the linux machine to > > a switch and doing load balancing per route, instead of per interface. > > What are the problems? AFAIK I won't be able to do traffic shaping, > > anything else? > > > > Get a switch thats supports VLANs ( eg cisco 2950 ), make a vlan trunk to pc > with 2 ethernet PCIs ( 1 to net , 1 to lan ). Connect each ADSL modem to > switch, put each modem on some individual VLAN. Now configure VLANs on > network interface on that PC connected to that switch ( i guess it will be > eth0 ) - you will get as many as you wish virtual interfaces ( like eth0.1, > eth0.2 and so on ), you can traffic shape on them, use iptables like on any > other interface... > > -- > Jakub Wartak > -vnull > FreeBSD/OpenBSD/Linux/Solaris/Network Administrator > http://vnull.pcnet.com.pl/ > _______________________________________________ > LARTC mailing list > LARTC@xxxxxxxxxxxxxxx > http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc > Hi, Then, will I be able to do load balancing like this? ip route add default table 221 proto static \ nexthop via ${EXTGW1} dev eth0:0 weight 2\ nexthop via ${EXTGW2} dev eth0:1 weight 2\ nexthop via ${EXTGW3} dev eth0:2 weight 2\ nexthop via ${EXTGW4} dev eth0:3 weight 2 Also, iptraf will only show traffic for eth0, not the virtual interfaces, any workarounds? Thanks! Edu
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