High cost performance VPN gateway, integrated firewallARP binding, intelligent QOSIP speed limit, access control and other functions, 64 SSL/IPSEC VPN tunnels, 30 PPTP VPNs, 100 computers, 3DES encryption throughput of 10M/S, anti inflammation wall throughput of 80M/S, and the maximum number of concurrent sessions of 40000.Support AndroidVPN access to smartphones such as iPhone;The device itself integrates the directory service addressing function, so customers do not need to apply for a static company IP or a dynamic domain name.