Gigabit Ethernet ports Up to 50 IPsec tunnels (for site-to-site and client-to-site VPN) and five OpenVPN tunnels for iOS and Android users 900 Mbps firewall and 110 Mbps IPsec throughputs Feature-rich to meet a wide range of business network requirements Operating Temperature: 0ºC to 40ºC (32ºF to 104ºF). Non-operating Temperature: 0ºC to 70ºC (32ºF to 158ºF)