Patent · US Active

Secure multipoint internet protocol virtual private networks

US7724732B2 · kind B2 · utility

18Cited by
8References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2005
Grant dateMay 25, 2010
Priority date
Expiry dateOct 26, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L12/18
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method, apparatus and computer program product for providing secure multipoint Internet Protocol Virtual Private Networks (IPVPNs) is presented. A packet lookup is performed in order to determine a next hop. A VPN label is pushed on the packet, as is an IP tunnel header. Group encryption through the use of DGVPN is further utilized. In such a manner secure connectivity and network partitioning are provided in a single solution.

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