Description from ewiz. Com: Specification mfr part number: Befsr81 features provides port security, packet filtering, and filters internal users access identifies up to four ports for high or low port-based prioritization qos capabilities based on IEEE 802.1p and IP tos/ds greatly reduces the chance of data loss based on weighted round-robin (wrr) dramatically speed up your gaming and multimedia connections with the internal switch full wirespeed layer two switching on all LAN ports 1k mac address table means both auto address learning and aging configurable through a networked pc's web browser acts as a dhcp server for your network administrators can block specific internal users' internet access with filtering supports winsock 2.0 and windows 2000 smart applications free technical support24 hours a day,7 days a