Patent · US Expired

Hardware based security groups, firewall load sharing, and firewall redundancy

US6901517B1 · kind B1 · utility

89Cited by
19References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 16, 1999
Grant dateMay 31, 2005
Priority date
Expiry dateJul 16, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/0428
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A secure telecommunications system includes an external network and an internal network on which traffic travels. The system includes a switch connected to the network. The system includes a first inspection engine and a second inspection engine which are connected to the switch, which receive traffic from the switch, process the traffic to determine whether it is desired traffic or undesired traffic, which prevent undesired traffic from passing through it and which sends desired traffic back to the switch. The system includes a first destination connected to the switch which receives desired traffic from the switch that has been processed by the first inspection engine. The system includes a second destination connected to the switch which receives desired traffic from the switch that has been processed by the second inspection engine. A method for sending traffic over a secure telecommunications system.

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