Traffic Engineering (fwd)

John W Stewart III writes:

>This is actually useful in some circumstances.

serious question: what circumstances?

Sean already mentioned one: Healing a partitioned AS via an external


i know that AS loops were allowed primarily because it could
allow for a partitioned AS to heal itself through other AS(s).
however, i don't know that anyone has ever used it that way
(correct me if i'm wrong), so i'm curious what, if anything,
it *has* been used for