Methods and apparatus for initiating the release of an IP address allocated for use by a Mobile Node supporting Mobile IP are disclosed. The IP address may be a collocated care-of address or a dynamically assigned home address. The release of the IP address may be initiated by the Home Agent based upon...http://www.google.fr/patents/US7778229?utm_source=gb-gplus-shareBrevet US7778229 - Optimized IP address use in a mobile IP environment
Optimized IP address use in a mobile IP environment