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Deep Packet Inspection Software
LANGuardian - NetFort (LANguardian)
LANGuardian from NetFort is deep packet inspection software for investigating, monitoring, and reporting on network and user activity. LANGuardian is a passive network traffic analyser; simply connect to a SPAN port, network TAP or port mirror. There’s no need to ship expensive appliances, you can download the software and deploy it on your own hardware, VMware or Hyper-V.