Network
Software/Stacks:
– Linux/FreeBSD drivers for Ethernet/Wireless chipsets.
– IP, TCP, UDP, PPP
– L2TP
– PPTP
– TCP Offload
Security Applications:
– NAT
– ACL
– SSL
– IDS/IPS (SNORT)
– Anti-Virus (CLAMAV, Gateway-AV)
– VPNs
– Deep Packet Inspection (DPI)
– Traffic Shapers
– P2P Filters