Auto MDI/MDIX crossover for all ports. Secure store-and-forward switching scheme. Full/half-duplex for Ethernet/Fast Ethernet speeds. Supports 2,048 byte jumbo frames. Back pressure at half-duplex operation. Wire-speed reception and transmission. Store and-Forward switching method. Auto-negotiation for each port. IEEE compliant IEEE 802.3 10BASE-T. IEEE 802.3u 100BASE-TX. IEEE 802.3az EEE. IEEE 802.3x flow control