Patent · US Expired

High availability network security systems

US7197660B1 · kind B1 · utility

87Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 2002
Grant dateMar 27, 2007
Priority date
Expiry dateNov 19, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/0272
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A system and method for a network security system are provided. The method includes providing a master device and a backup device within a cluster of network security devices, providing the backup device with state information for the master device, detecting failure in the cluster and using the state information to recover from the failure.

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