Patent · US Expired

System using stream specification and action specification stored in policy cache to process the flow of data packets by appropriate action processor

US7006502B2 · kind B2 · utility

36Cited by
20References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 7, 2003
Grant dateFeb 28, 2006
Priority date
Expiry dateMay 13, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L69/12
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A hardware-based policy engine that employs a policy cache to process packets of network traffic. The policy engine includes a stream classifier that associates each packet with at least one action processor based on data in the packet, and the action processor further acts on the packets based on the association determined by the stream classifier.

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