Failover how much complexity will it add?

Randy Bush randy at psg.com
Tue Nov 10 18:29:51 CST 2009


> It has been routinely observed in nanog presentations that settlement
> free providers by their nature miss a few prefixes that well connected
> transit purchasing ISPs carry.

just trying to understand what you mean,

  o no transit-free provider actually has all (covering) prefixes needed
    to cover the active space, but

  o one or more reasonably small subsets of the set of transit-free
    providers do cover the whole active space.

randy




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