Patent ID: 9609572
Date: 2017-03-28
CPC Classifications: H04L,H04W

Claim:
1. A method for supporting a mobility of a mobile terminal in a software-defined network, the method comprising: generating a flow table using authority rules distributed by a controller, the flow table including a cache rule for a data path between switches included in a partition and a wild-card rule containing a definition of an authority switch serving as an anchor for each partition, said generating performed by an authority switch serving as the anchor of a first partition; transmitting the flow table to a switch, said transmitting performed by the authority switch of the first partition; routing a data packet of the mobile terminal to the authority switch of the first partition, said routing performed by the switch by referencing the flow table; and setting a data path to an authority switch serving as the anchor of a second partition based on a rule provided by the controller and transmitting the data packet to a destination, said second partition containing the destination of the data packet, said setting and transmitting performed by the authority switch of the first partition, wherein the authority switch is one of a plurality of switches included within each partition.