Log in to manage.ctdigitalarchive.org. You should be automatically redirected to your institution's collection page.
Find the object you want to embargo.
Click the "IP Embargo" tab.
Choose the IP address range from the drop-down menu. This will block all IPs except the ones selected from the drop-down. To block all IPs, choose "No IP Embargo".
If you wish to set an expiration date, specify the month, day, and year from the drop-down menus.
If you do not wish to set an expiration date, check the box next to "Never expire".
Click "Set Embargo".