Method and apparatus for forwarding label distribution protocol multicast traffic during fast reroute
US8004960B2 · kind B2 · utility
9Cited by
7References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 2006 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Jan 30, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/507
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A computer apparatus comprising a processor and a forwarding engine arranged to forward LDP multicast traffic along a multicast tree having a primary and a backup path in a converged network topology, the processor being configured to cause the forwarding engine to forward traffic via the backup path upon a topology change and send a changed topology label and path vector to at least one neighbor node in the changed topology.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.