Patent · US Active

Updating firewall rules

US8549609B2 · kind B2 · utility

14Cited by

2References

21Claims

0Family size

Assignee

Red Hat, Inc. · US

Inventors

Neil Horman · Cary, US
Eric L. Paris · Raleigh, US

Key dates

Filing date	May 31, 2011
Grant date	Oct 1, 2013
Priority date	—
Expiry date	Dec 3, 2031

Classification

Technology area (CPC H)Electricity
CPC primaryH04L61/5076
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A host rule mapping module in a firewall server may receive an update notification from a name server. The update notification may indicate a change to an address associated with a host name of a host machine. In response to receiving the update notification, the host rule mapping module may request a record corresponding to the host name identified in the update notification. The host rule mapping module may receive a contents of the record in response to the request from the name server, and update a firewall rule corresponding to the address identified in the update notification to include the contents of the record.

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