Layer 2 virtual private network over PBB-TE/PBT and seamless interworking with VPLS
US8018880B2 · kind B2 · utility
12Cited by
2References
51Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2008 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Aug 13, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A Layer 2 Virtual Private Network (L2VPN) system is provided. A Provider Backbone Bridge (PBB) network is provided which comprises a plurality of sites to be connected via a L2VPN. The plurality of sites in the PBB network is connected using a plurality of provider backbone trunks that includes a Provider Backbone Transport (PBT) trunk or a Provider Backbone Bridge Traffic Engineering (PBB-TE) trunk, such that the L2VPN includes the plurality of sites.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.