Method for detecting a duplicate address, mobile station, network element and communication system
US8488557B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2008 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | Aug 7, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention proposes a method for detecting a duplicate address, a mobile station, a network element for controlling access of a mobile station to a wide area network and a communication network comprising a mobile station and at least two network element, wherein said mobile station is moving from a second access network pertaining to a second network element into a first access network pertaining to a first network element. Said method for detecting a duplicate address comprises: the mobile station sends a request message to the first network element; the first network element generates and sends a first message to the mobile station upon reception of said request message, said first message designating an explicit address configuration and including prefix information; the mobile station checks out the explicit address configuration, generates an address based on said prefix information and sends a message containing the generated address to the first network element for indicating that the mobile station requires registering the generated address with the first network element; and the first network element creates an entry for the mobile station if the generated addr…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.