Method and system for router redundancy in a wide area network
US7554903B2 · kind B2 · utility
2Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 2007 |
| Grant date | Jun 30, 2009 |
| Priority date | — |
| Expiry date | Jul 24, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W24/04
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for selecting an active router in a communication device includes providing multiple routers in the device, coupling the routers to a single physical link, monitoring a status for each of the routers, and selecting one of the routers as an active router by positioning its corresponding relay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.