Olivier Bonaventure mentioned on the LISP list that the ALTO (Application-Layer Traffic Optimization) WG is working on something related to the "Distance Server" idea: http://tools.ietf.org/wg/alto/ http://www.ietf.org/html.charters/alto-charter.html http://tools.ietf.org/html/draft-ietf-alto-problem-statement-00 http://tools.ietf.org/html/draft-ietf-alto-reqs-00 I will read up on this. - Robin
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