1. Ethernet to 2 RS232 2. Support TCP, UDP 3. support ... of RS232/RS485/RS422 serial ports and 10/100M Ethernet ports, and two models are available: complete machine and ... working port, destination IP and port can be set;Ethernet supports 10M/100M, full-duplex / half-duplex and adaptive ... modes;It can support multiple protocols: ETHERNET, ARP, IP, ICMP, IGMP, UDP, TCP, HTTP etc ...