The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 2007
Filed:
Jul. 19, 2002
Marc Greis, Irving, TX (US);
Stefano M. Faccin, Dallas, TX (US);
Marc Greis, Irving, TX (US);
Stefano M. Faccin, Dallas, TX (US);
Nokia Corporation, Espoo, FI;
Abstract
A method of providing Mobile IP functionality for a non Mobile IP capable mobile node by a switching device by proxy, wherein a first address (HOA) and a second address (SA) are being allocated to said mobile node (MN), said method comprising the steps of: utilizing said first address (HOA) for non Mobile IP based communication legs by routing data to a home agent (HA) of a home network of said mobile node (MN); discovering an address of said home agent (HA) by said switching device; advertising said second address (SA) as care-of-address (CA) with respect to said first address (HOA) by said switching device to said home agent (HA); and utilizing said second address (SA) for Mobile IP based communication legs by routing data to said switching device (GGSN/MIP PROXY).