Patent · US Expired

Method and apparatus for multiple contexts and layer 3 virtual private networks

US7484003B2 · kind B2 · utility

2Cited by
18References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2001
Grant dateJan 27, 2009
Priority date
Expiry dateOct 22, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/164
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method an apparatus for multiple contexts and layer 3 virtual private networks is described. A method comprises providing a layer 3 virtual private network (VPN) to a first customer; providing backbone access to a second customer; and maintaining on a single network element a first set of information for the first customer separately from a second set of information for the second customer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.