Patent ID: 8406198
Filing Date: 2013-03-26
Classification: H04L,H04W

Abstract:
1. A system for forwarding data packets towards a mobile node roaming in a foreign packet-switched data network, the data packets having been addressed to a home address of the mobile node, the mobile node being provided with a care of address for use in the foreign network, the system comprising: a packet-switched network comprising a plurality of mobile agent traffic bearer entities and a mobile agent control entity, wherein of the traffic bearer entities and the control entity, only the traffic bearer entities are configured to perform tunneling of data packets to the mobile node roaming in the foreign network, and the control entity is configured to control tunneling management of the plurality of traffic bearer entities, wherein the control entity is further configured to: wherein the at least one selected mobile agent traffic bearer entity is further configured to: wherein the mobile agent control entity is configured to select the mobile agent traffic bearer entity based on one or more of the following parameters: wherein the mobile agent control entity is further configured to send a second control message to the at least one of the one or more selected mobile agent traffic bearer entities, and wherein the at least one selected mobile agent traffic bearer entity is further configured to, in response to the second control message, release the resource for forwarding the data packets towards the mobile node at the care of address.