Patent ID: 8135834
Filing Date: 2012-03-13
Classification: H04L

Abstract:
1. A method of providing information to a first portion of a network, the method comprising: receiving a first set of information from a plurality of routers at the edge of the first portion of the network, the first set of information comprising, for each of such plurality of routers at the edge of the first portion of the network, a plurality of ranges of addresses associated with said plurality of routers at the edge of the first portion of the network; and providing, to a plurality of routers not on the edge of the first portion of the network, information regarding a virtual node that does not physically exist on the network, the information regarding the virtual node comprising an address and connectivity information identifying said virtual node as being coupled to a plurality of the plurality of routers at the edge of the first portion of the network and associated with a designated at least one of the plurality of ranges of addresses.