Supports 10/100M Ethernet / Compact design for easy installation Socket modes: TCP server/TCP client/UDP Easy-to-use Windows utility for configuring multiple device servers Patented ADDC (Automatic Data Direction Control) for 2-wire and 4-wire RS-485 SNMP MIB-II for network management MOXA NPort 5232 w/ adapter - 2 Ports RS-422/485 Device Server, 10/100 Ethernet, Terminal Block, 15KV ESD, 12-30VDC, 0 to 55°C Operating Temperature