... and so on. 2. Product Features Build-in procotol RS232/RS485 to TCP/IP protocol convert steady, with the maturity and perfect ... , Point–to–Multipoint, Multipoint-to-Multipoint Communication Mode; Through internal communication portocol, powerful Data error correction function; High real-time of data tranmition ... ~95% non-condensing support LAN and VPN client,KB2001 data converter rs232/485 - rj45