The following instructions show how to link a use-case requirement and a UML use-case domain element. These types are configured for direct association by default on the project properties Link Policy page for Rational Software Development Platform products that include UML. You can customize your Link Policy properties to directly link other element types and requirement types in other linkable domains.
To create a direct association:
As an alternative to using the previously described menu items, you can drag a requirement to a domain element or drag a domain element to a requirement.