On Tue, 28 Jul 2009, Charles Mills wrote: > Is XO Communications a Tier 1 ISP? ... > Any help here? Thanks as always. http://en.wikipedia.org/wiki/Tier_1_network -- Pekka Savola "You each name yourselves king, yet the Netcore Oy kingdom bleeds." Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings