anycasting behind different ASNs?
deepak at ai.net
Wed Dec 6 22:23:03 UTC 2006
> An easy way around this is to be consistent about your transit and
> peering arrangements across locations. If your anycast network has
> transit from a network in one location, get transit from them in your
> other locations, and let hot potato routing do its thing. For cases
> where this isn't practical, or where you want more control over who is
> sending traffic to a node, declare the node to be a "peering only" node
> and make sure your peers aren't leaking the anycast routes to their out
> of region upstreams.
Or prepend (gasp!) like the Dickens for your "peering only" node to have
transit, but be the route chosen after transit/connectivity to your
"transit/peering ok" node fails.
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