Maintaining information to optimize restorable dynamic routing with shared backup
US6992979B2 · kind B2 · utility
4Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2001 |
| Grant date | Jan 31, 2006 |
| Priority date | — |
| Expiry date | Dec 17, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/28
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A network element maintains failure information for a packet-based network and usage information for a backup path. Upon receipt of a new demand, with an associated bandwidth, d, the network element determines if the backup path can be shared as a function of the failure information and the usage information associated with the backup path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.