Patent ID: 7050793
Filing Date: 2006-05-23
Classification: H04L,H04W

Abstract:
1. A method of providing mobility support for mobile node's traffic, the method comprising: Collecting context information for the mobile node on each of a first set of at least one access node carrying the traffic; When an access node not carrying the traffic is determined to be a member of a second set which includes candidates for carrying the traffic due to mobility of the mobile node, proactive transferring at least a portion of the context information to the candidates access node before the access node is target for handoff; wherein the context information is defined to include first type context information which comprises at least some of the context information which is likely to change relatively seldom and second type context information which comprises at least some of the context information which is likely to change relatively frequently; and further wherein the first type context information comprises configuration context and the second type context information comprises stateful context.