Console & Device Servers - Lantronix - Plug-and-play serial-to-IP Ethernet converter secure - supports RS232/RS422/RS485 protocols. Integrated 10/100 Mbps Fast Ethernet (RJ-45) - 1x DB-9 serial port - and PoE 802.3af. Supports Modbus TCP - ASCII - and RTU protocols. Built-in HTTP server and up to 256-bit AES encryption. Extended temperature range: -40°C to +85°C.