UTT ER4240G Business Gigabit Router 4 WAN Ports, 4 LAN Ports, Load Balance/Failover, NAT,IPSec/PPTP VPN,Firewall 4 10/100/1000M LAN ports, 4 10/100M/1000M WAN ports ,auto MDI/MDIX, Auto-Negotiation VPN tunnels are restricted to 50, up to 30 concurrent tunnels Product Positioning-medium and large-sized Internet cafs, enterprises broadband communities and schools which require multiple connections Support load balancing/failover and real-time backup Qcommon features such as NAT, firewall, bandwidth management, IP/MAC binding and access control Adjust the bandwidth for users and applications flexibly, improve the real-time network performance, and recognize different application accurately. Supports priority queues to ensure smooth transmission of applications which require large bandwidth. Improved network performance will solve network congestion and unreasonable bandwidth allocation. Reasonable network traffic distribution, optimized bandwidth utilization, stable, fast, safe and efficient network environment.