complicated routing q

Lowell Gilbert freebsd-questions-local at
Thu Aug 14 14:32:18 PDT 2003

Gregory Edigaroff <greg at Thing-Fish.Kharkov.NET> writes:

> Hello,
> I have something like this:
> ppp1 ------
>                 Router (FreeBSD) ----- Network
> ppp2 ------
> Where ppp1 and ppp2 are ppp links looking at the same provider.
> I would like to implement a load balancing and backup over ppp links.
> I thought that in order to achieve this I need to add a second default 
> route i.e. something like:
> route add -net default $ppp1-ip
> route add -net default $ppp2-ip  
> this doesn't work.
> What can I do?

There's a netgraph variant that can do some outbound load balancing,
but for most peoples' purposes, you want the incoming links to be load
balanced, not so much the outbound ones, and for that you need
cooperation of your provider.

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