US 7,593,362 B1
Mobile IP deployment
Alessio Casati, Wooton Bassett (United Kingdom); Sudeep Kumar Palat, Grange Park (United Kingdom); and Hatef Yamini, London (United Kingdom)
Assigned to Alcatel-Lucent USA Inc., Murray Hill, N.J. (US)
Appl. No. 10/9,019
PCT Filed Apr. 18, 2000, PCT No. PCT/GB00/01486
§ 371(c)(1), (2), (4) Date Mar. 02, 2005,
PCT Pub. No. WO00/76170, PCT Pub. Date Dec. 14, 2000.
Claims priority of application No. 9913334 (GB), filed on Jun. 08, 1999.
Int. Cl. H04W 4/00 (2009.01)
U.S. Cl. 370—328 7 Claims
OG exemplary drawing
 
1. A method of supporting mobile internet protocol when a mobile system moves from a former routing area to a new routing area and sends to a controlling support node a routing area update message, comprising the steps of:
the controlling support node receiving a routing area update completion message;
the controlling support node responding to said receiving of the routing area update completion message by sending a mobile Internet protocol agent advertisement to the mobile system, the mobile Internet protocol agent advertisement being the next message after the routing area update completion message to be communicated between the mobile system and the controlling support node.