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A Systematic Approach to Minimizing Packet Classifiers in TCAMs

IntroductionPacket classification enables many networking services on the Internet, such as firewall packet filtering and traffic accounting. Using Ternary Content Addressable Memory (TCAM) chips to perform high-speed packet classification has become the de facto standard in industry. TCAM chips classify packets by comparing a packet with the full suite...
Published: 2/25/2011   |   Inventor(s): Xiang-Yang Liu, Eric Torng, Chad Meiners
Keywords(s): Packet Classification, Routers, Switches, TCAM Category(s): Communication, Computer Software

A Systematic Non-Prefix Approach to Minimizing Packet Classifiers in TCAMs

IntroductionPacket classification enables many networking services on the Internet, such as firewall packet filtering and traffic accounting. Using Ternary Content Addressable Memory (TCAM) chips to perform high-speed packet classification has become the de facto standard in industry. TCAM chips classify packets by comparing a packet with the full suite...
Published: 2/25/2011   |   Inventor(s): Xiang-Yang Liu, Eric Torng, Chad Meiners
Keywords(s): Packet Classification, Routers, Switches, TCAM Category(s): Communication, Computer Software

Efficient TCAM-based Packet Classification Using Multiple Lookups and Classifier Semantics

IntroductionPacket classification enables many networking services on the Internet, such as firewall packet filtering and traffic accounting. Using Ternary Content Addressable Memory (TCAM) chips to perform high-speed packet classification has become the de facto standard in industry. TCAM chips classify packets by comparing a packet with the full suite...
Published: 2/25/2011   |   Inventor(s): Xiang-Yang Liu, Eric Torng, Chad Meiners
Keywords(s): Packet Classification, Routers, Switches, TCAM Category(s): Communication, Computer Software