ZyXEL ZyWALL security solutions provide effective real-time protection to ensure service continuity, best CP performance and improve network control. ZyXEL's ZyWALL security solutions protect your organization's customers, company data, intellectual property, and critical resources from external and internal threats that change minute by minute.

The ZyXEL USG 20 is an attractive entry-level unified security gateway that meets the security needs of small businesses with enterprise-level features against advanced network threats. The USG 20's operation is based on a well-proven high-performance security processor and Gigabit architecture, which prevents damage caused by network threats with real-time monitoring.

- Interfaces: 4 x LAN/DMZ, 1 x WAN (All GbE)
- Number of USB ports: 1
- SPI Firewall Throughput: 175 Mbps
- VPN Throughput (3DES): 75Mbps
- Maximum number of connections: 10,000
- Unlimited user license
- Number of simultaneous IPSec VPN Tunnels: 5
- Number of simultaneous SSL VPN users: 1
- Web security - Content filtering
- Email security - Anti-SPAM
- Anomaly Detection and Prevention
- Bandwidth management
- Endpoint Security
- VPN IF
- Simultaneous multiple WAN connections with load sharing (WAN/3G)