Fault tolerant firewall sandwiches
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United States of America Patent
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-
Aug 7, 2007
Grant Date -
Jul 10, 2003
app pub date -
Oct 18, 2002
filing date -
Oct 18, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Firewall sandwich configurations having improved levels of system availability as well as an application-space implementation of a firewall load balancer (FLB) which provides greater operational flexibility while reducing the need for custom hardware and/or operating system software. Also disclosed is a firewall capable of functionally replacing an FLB upon detecting a failure therein.
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