Fast re-route in IP/MPLS networks and other networks using SONET signaling
US7602700B1 · kind B1 · utility
3Cited by
6References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 2006 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Sep 15, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A provider device determines that a failure has occurred in a link or path and notifies a customer device of the failure. The notifying causes the customer device to become aware of the failure in less than one second.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.