Paul de Weerd wrote: > > On Thu, Feb 01, 2007 at 10:08:10PM -0800, [EMAIL PROTECTED] wrote: > | I've read the manpage and Googled but to no avail - could trunk(4) be > | used to aggregate interfaces on separate networks? For example, say I > | have a pair of internet connections and I'd like to set up a failover > | or roundrobin between the two... would trunk(4) be able to handle this > | or would another method be preferable? If trunk(4) isn't able to > | handle this, what would? > > I'm not sure (aka, I've never done it (and wouldn't, but read on for > more on that)), but it seems to me that trunking two gif(4) tunnels > together would/could/should work in theory. You set up two tunnels to > a certain destination somewhere on the internet, trunk these two and > then use the tunnel destination as your next hop for routing. > > This is probably one of the worst ideas on this list in some time > (that isn't an obvious flame). You shouldn't. Your two internet > connections are layer three, they have their own IP address and > gateway. Trunking is a layer two protocol. It makes little sense > (perhaps it does for certain specialized setups, I doubt this is what > you want/have). > > The proper multihoming solution you should be looking at for your > multihoming purposes is bgpd(8). Talk to your ISP(s) and ask for a > little bit of fixed IP space, set up two (or theoretically more) bgp > sessions where you learn a default gateway and send your little piece > of space and you should be good for failover. Most consumer ISP's > aren't very keen on this sort of thing, for obvious reasons (their > clients are largely stupid when it comes to IP and routing), expect to > search long and hard for one that will help you and then expect to pay > a premium for this sort of service. > > There's other solutions, but the one you're thinking of isn't a very > good (generic) failover/roundrobin one. Unless you're curious, testing > or just interested in your internet connection breaking in fascinating > ways, dont. > > Cheers, > > Paul 'WEiRD' de Weerd > > -- >>++++++++[<++++++++++>-]<+++++++.>+++[<------>-]<.>+++[<+ > +++++++++++>-]<.>++[<------------>-]<+.--------------.[-] > http://www.weirdnet.nl/ > > [demime 1.01d removed an attachment of type application/pgp-signature] > > >
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