Select your Ethernet MAC Address . This is the most flexible option for future hardware changes. Ensure you type the MAC address correctly (without dashes or colons, usually just the alphanumeric string).
The software needs to know where it is allowed to run. This is called the "Host ID." You will see options such as:
Activating is a critical step for PLC programmers working with Allen-Bradley SLC 500 Go to product viewer dialog for this item.
: Click the Home tab and select the Get New Activations button.