CISCO CISCO2821 2821 Int. Services Router 2 x 10/100/1000Mbps LAN Ports LAN Ports: 2 x 10/100/1000Mbps Protocols: TCP/IP SNMP Security: On-board encryption Support of up to 1500 VPN tunnels with the AIM-EPII-PLUS Module Antivirus defense support through Network Admission Control (NAC) Intrusion Prevention as well as stateful Cisco IOS Firewall support and many more essential security features Standards: IEEE 802.3, IEEE 802.3u,IEEE 802.3ab Printer Server Port: 2 x USB Console Port: One-up to 115.2 kbps Temperature: 0°C - 40°C Humidity: 5% - 95%, Non-condensing