Kerio WinRoute Firewall 5 (KWF) is a corporate firewall with integrated antivirus, content filtering and user-specific Internet access management. KWF plug-ins support embedded McAfee Anti-Virus or external AVG, NOD32, eTrust InoculateIT or Sophos virus scanning products. KWF features a keyword content analyzer which can be optimized with the Cobion Orange Filter Service that classifies over a billion web pages in 58 categories. KWF supports VoIP (H.323, SIP, Cisco SCCP protocols) and VPN. KWF includes DNS forwarding, DHCP server, proxy cache server and Active Directory integration. Works with DSL, cable, ISDN, satellite, dial-up or wireless Internet connections. Runs on Windows NT/2000/XP.