Inside the go to "Advanced", select the used CPU and set the initialization script to be <CCS_INSTALL_PATH>\ccs\ccs_base\emulation\gel\ then save the changes as shown in the example figure below.

Refresh PRONETA Window to see if it detects the PROFINET IO device. The following figure shows the expected result where block represents the board, and the other block represents PRONETA running on PC.

Try to modify the board's name, IP address and subnet mask, as a result, a connection between the PC and the board should be displayed as shown in the following figure.