In Management Center (SMC), custom device attributes such as Country, Data Center (DC), or Environment may appear blank even after they are created. This article explains how to ensure these fields display values correctly.
When custom attributes are created, they do not automatically populate for existing devices unless a Default Value is specified during creation or the data is manually entered in the device settings.
If you want all devices to show a specific value by default:
If attributes need to be unique per device (e.g., a specific DC or Environment):