The point for this paper (IMHO) in my opinion should be to prove that it can express the same things that BGP can do.
if that was true, that it could model the brokenness, lack of single solution, lack of convergence, ... then why do anything? the point of the story is to express policy so that incorrect policy is outside the notation.
-- Pekka Savola "You each name yourselves king, yet the Netcore Oy kingdom bleeds." Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings
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