Brand LinkSys Model LGS318 UPC 745883634781 Format and Standards Format Rackmount Standards 802.3 10Base-T Ethernet, 802.3u 100Base-T Fast Ethernet, 802.3ab 1000Base-T Gigabit Ethernet, 802.3z Gigabit Ethernet, 802.3x Flow Control, 802.3ad LACP, 802.1d STP, 802.1q/p VLAN, 802.1x Port Access Authentication, 802.3az Energy Effi cient Ethernet Network Management Type Smart Ports & Interface Uplink Ports 2 combo on ports g17, g18 (RJ45 SFP) Uplink Interface SFP Primary Ports 18 x RJ45 Primary Port Speed 10/100/1000Mbps Data Transmission MAC Address Table 8K VLAN Support 128 active VLANs (4,096 range) Port-based and 802.1q tag-based VLANs Management VLAN Guest VLAN support Dynamic VLAN assignment via Radius server with 802.1x client authentication Jumbo Frames 9000 bytes Details Buffer Memory 128MB CPU memory Dram Protocols TCP/IP Security 802.1x Radius authentication, DHCP snooping, IP-MAC binding, port security supports limited dynamic lock and locked MAC address, management access control SNMP Version 1 and 2c QoS 4 hardware queues Port Mirroring Traffic on multiple ports (up to 4 ports) can be mirrored to another port for analysis with a network analyzer Power Input: 100-240V 50-60 Hz (0.7A max) Consumption: 110V:13.55W 220V:13.66W Features Features 18 Gigabit Ethernet ports Easy configuration and management Proven performance and reliability Energy efficient Network security IP telephony support IPv6 support Limited lifetime warranty Forwarding Rate: 26.79 Mpps Switching Capacity: 36 Gbps Dimensions & Weight Dimensions 17.3″ x 7.9″ x 1.7″ (L x W x H) Weight 5.23lbs Environmental Temperature Operating: 0 to 50 degree C (32 to 122 degree F) Storage: -40 to 70 degree C (-40 to 158 degree F) Humidity Operating: 10 to 90% RH Storage: 10 to 90% RH (non-condensing)