Web-based manager method
In the web-based manager, the object dependencies for an interface can be easily checked and removed.
To remove interface object dependencies - web-based manager
1. Go to System > Interfaces.
The number in the Ref. column is the number of objects that refer to this interface.
2. Select the number in the Ref. column for the desired interface.
A Window listing the dependencies will appear.
3. Use these detailed entries to locate and remove object references to this interface.
The trash can icon will change from gray when all object dependencies have been removed.
4. Remove the interface by selecting the check box for the interface, and select Delete.