1) Complies with IEEE 802.3/802.3u Ethernet standards 2) 5 10/100mbps UTP/STP ports 3) Full and half duplex support 4) Provides non-blocking and non-head-of-line-blocking forwarding 5) Automatic source address learning 6) Broadcast storm filtering control 7) Supports TP interface auto MDIX function for auto TX/RX swap 58.5*29.5*31