ZyXEL ZyWALL USG50 Internet Security Firewall with Dual-WAN, 4 Gigabit LAN/DMZ Ports, 5 IPSec VPN, SSL VPN, and 3G WAN Support (w/ 1 Year CF, IDP, and AV services) Hybrid VPN, both SSL and IPSec VPNs supported for flexible deployment. Comprehensive threat protection with firewall,VPN,anti-virus,content filtering,anti-spam,Intrusion detection & prevention to secure front line threats IM/P2P management can prevent P2P or Instant Messaging applications to increase productivity. User-aware policy engine can set bandwidth or network access based on user login Network resilience with multiple WANs, 3G cellular support, and device high availability Ships with 1 Year of Content Filtering, IDP, and Anti-Virus services for USG500