UOTEK Industrial  10/100M TCP/IP to 16 Ports RS-232 Serial Device Server, with Reset Button, Support Windows Extended Serial Mode, UT-6616C

Overview
●UT-6616C serial device server, a rs232 TCP IP converter, converts asynchronous ports RS-232 to TCP/IP.
●It is an independent, intelligent device with CPU, embedded OS, and full TCP/IP protocol.
●As a TCP to serial converter, the bi-directional transparent transmission between RS232 and Ethernet (TCP IP to rs232) enables RS-232 serial devices to connect to the network immediately. 
 
Specification
●  Support UNIX host login mode, DNS, ARP
●  Support for status monitoring
●  Support MODEM connection
●  Terminal server parameters configuration
●  32 bits embedded 100M CPU, 8M RAM

UNIX Fixedtty mechanism
Ethernet port 10/100M transmission rate, auto negotiation
Provides with full signal: DCD, RXD, TXD, DTR, DSR, RTS, CTS, GND
Support ARP, IP, ICMP, UDP, TCP, PPP, HTTP, TELNET, DNS, DHCP, PAP, CHAP.
16 serial ports, allows to connect with terminal, Modem, bar code machine, cash register, ISDN, terminal adapter, serial printer, Modem