1 x serial port, 2 x Fast Ethernet ports Connect a RS-232/RS-422/RS-485 serial device, such as a modem, to a network Supports DHCP, automatically obtain an IP address and query IP address through serial setting protocol Configure via web management or telnet Auto-MDI/MDIX, RJ45 port with 10/100Mbps Serial port baud rate from 50bps to 921.6Kbps Wide operation temperature range -40° - 75° C (-40° 167° F) IP30 rated metal housing Lifetime Warranty NDAA / TAA compliant