Date: Fri, 15 Nov 2002 10:53:23 +1000 (EST) From: Ernie Elu <ernie@spooky.eis.net.au> To: perisa@porsche.de (Marc Perisa) Cc: freebsd-isp@freebsd.org Subject: Re: Load balancing two unrelated links Message-ID: <200211150053.gAF0rNwZ045349@spooky.eis.net.au> In-Reply-To: <3DD3E448.2090607@porsche.de> from "Marc Perisa" at Nov 14, 2002 06:58:32 PM
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> > Ernie Elu wrote: > > I have a situation where there are two links running from one site to > > another, one link is an ADSL 2MB service and the other is a 2MB Frame relay, > > there is a FreeBSD box at each end that is connected to both services > > routers by ethernet, and static routes with no load balancing whatsoever. > > What's the most practical way to balance and share these links so it behaves > > as close as possible to a single 4MB service. > > > > - Ernie. > > Hi Ernie, > > are the FreeBSD boxes in the two locations connected like this? > > > --- router a/1 -> ADSL > / > beastie1 > \ > --- router b/1 -> Frame Relay > > > And in the other location vice versa? > > Then you should install gated (or similar) and enable OSPF on the > FreeBSD machines over the two links. Dynamic routing is the only thing > which can help you. > > Perhaps you would like to install a second FreeBSD box in each location > and connect the second box with _both_ routers. Because if a single box > fail the other could take over (if the rest of the network is designed > for that). > > Hope that helps > > Marc > They are not quite like that but they can be made to look so with a few static routes. Both have zebra and vtund installed, I looked at using bgp but I felt it was not really an interior protocol, your suggestion of looking at OSPF makes sense from a relaibility point of view, I was not sure it would help aggregate the speeds, but I am happy to give it a try and do some tests. Thanks for the suggestion. - Ernie. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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