CISCO CISCO1721 Router 2 x 10/100Mbps WAN Ports 1 x 10/100Mbps LAN Ports WAN Ports: 2 x 10/100Mbps LAN Ports: 1 x 10/100Mbps Protocols: EMI: AS/NRZ 3548 Class A Class B FCC Part 15 Class B EN60555-2 Class B EN55022 Class B VCCI Class II CISPR-22 Class B Security: Immunity: 55082-1 Generic Immunity Specification Part 1: Residential and Light Industry IEC 1000-4-2 (EN61000-4-2) IEC 1000-4-3 (ENV50140) IEC 1000-4-4 (EN61000-4-4) IEC 1000-4-5 (EN61000-4-5) IEC 1000-4-6 (ENV50141) IEC 1000-4-11 IEC 1000-3-2 LEDs: Provide at-a-glance indications for power, VPN module, network activity, and interface status VPN: VPN Tunneling with IPSec, Generic Routing Encapsulation (GRE), L2TP, L2F Console Port: One RJ-45 console port Dimensions: 11.2 x 8.7 x 3.1