Rockwell Automation 1738-AENTR, Series A 1734 POINT I/O and 1738 ArmorPOINT I/O 2 Port Ethernet/IP Adapter User Manual - Manual (Page 105)

Publication 1734-UM014B-EN-P - June 2013
Configure the RSLinx Ethernet Communication Driver 97
The Configure Driver dialog box opens.
Make sure the Browse Local Subnet button is selected.
The RSLinx software browses your local subnet and automatically reads
the IP address.
4. Click OK.
The AB-ETHIP driver is now configured and appears in the configured
drivers window.
5. Close the RSLinx software .