Allot Communications 
Allot’s SG-Sigma is a deep packet inspection (DPI) platform that integrates network intelligence, policy control, and revenue-generating services in a single platform. It facilitates value-added network and subscriber services , including TierManager, Quota Manager, NetPolicy Provisioner, CellWise, MediaSwift, WebSafe and ServiceProtector .
http://www.allot.com
- Tests conducted in December 2009 by the Tolly Group confirmed that a single fully loaded SG-Sigma can deliver throughput of over 75 Gbps with less than 16 microsecond latency. According to Allot, performance can scale up to 360 Gbps with a clustered configuration of SG-Sigma platforms.