The image shows the Edit access control list dialog. This shows the fields to Configure access control rules, including:
Also includes two information messages:
Access control rules on this per are currently syncing from the Primary database.
When you update the remote peer with separate access control rules, it will no longer follow the access control rule updates from the primary database.
The dialog also shows a button: Add access control rule.
The bottom area shows the Save button and a Cancel link.