The UT-631x series serial server is an independent intelligent device with a CPU, embedded OS, and full TCP/IP protocol stack. It can complete RS232/422/485 and Ethernet bidirectional transparent data transmission, allowing RS232/422/485 serial devices to connect to the network immediately. Product features: support dynamic IP (DHCP) and static IP, support gateways and proxy servers, and can transmit data over the Internet. Provide data Bidirectional transparent transmission, realizes serial to TCP/IP function, users do not need to make any modifications to the original system. Internally integrated ARP, IP, TCP, HTTP, ICMP, SOCKET, UDP, MODBUS, etc. protocols. And the device supports secondary development to provide an interface for custom protocol access. All programs have setup wizards and can be used as long as you know how to use a computer.