. 48 Port 10/100 Base-T Switch with 2 x 10/100/1000 Base-T Ports . Switch Capacity 17.6Gbps . Maximum Forwarding Rate 13.1Mpps . Support 2 x 10/100/1000 Base-T/SFP Combo Slots . IEEE 802.1Q Virtual LAN (VLAN) . Support IGMP and MLD Snooping . Support Auto Surveillance and Auto Voice VLAN . Broadcast, Unicast and Multicast Storm Control . Support Smart IP-MAC-Port Binding . Support IEEE 802.1p QOS and COS . 802.1x port-base Authentication through RADIUS servers