> One other option does occur to me however, and I'm not sure why I > didn't think of it before: for *every* crossing of a confederation > member border, set the flag, so it has the semantics of "this is a > confederation hop" rather than the current "entering a confederation" > semantics. Then on exit, strip all contiguous flagged hops. This is > predicated on the observation that it's hard for a router to know if > its member AS was the confederation entry point, but trivial to know > it's sending the route to another member AS.
i think this works randy _______________________________________________ sidr mailing list sidr@ietf.org https://www.ietf.org/mailman/listinfo/sidr