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Re: delayed multihoming/mobility set-up



Kurt;

If we assume that we are using BGP for the EGP routing updates, we have the Ahuja/Labovitz route cancellation effect. If I remember correctly, their research showed that 40% of re-routing takes 2-4 minutes (I am taking this out of my head).

That is a reason why global routing table should be shrinked.


This would IMHO give the reference of how long a "rehoming event" could take. Anything lower than that is a bonus :-)

It is not the reference for M6 as the proper timing is application dependent.

It, instead, is the reference for BGP++.

Masataka Ohta