D-Link Dual Wan 4-Port Gigabit VPN Router with Dynamic Web Content Filtering (DSR-500) High speed router with integrated VPN tunnel support for secure remote network access Four (4) Gigabit LAN Ports plus two (2) Gigabit WAN Ports Policy based service management allows for easy configuration of firewall rules Supports ten (10) SSL VPN tunnel and fifteen (15) Generic Routing Encapsulation (GRE) tunnels Simultaneously supports up to thirty-five (35) IPsec VPN tunnels plus twenty-five (25) additional PPTP/L2TP tunnels Supports WAN failover and load balancing for maximum productivity, uptime and performance D-Link Green Ethernet features save power and help cut energy costs Dynamic Web Content Filtering enables the administrator to allow or block access to web sites Protocol: IPSec, PPTP, L2TP, SSL Up to 35 VPN tunnels Up to 10 SSL VPN tunnels