A Neets Panel comes with a default IP adress from production 192.168.254.252
When you upload a configuration to a Neets Control system the default IP in Project Designer are set to 192.168.10.100, so unless you change it, that becomes the default IP adress.
If you want to change the IP of a Neets Control system you can do it without uploading a new configuration. You can use the button "Get information" to scan the network.
have a look at this video to see how: