Using Functionalities with HOPEX IT Architecture
A functionality is an aptitude expected from an equipment.

A functionality is a capability expected from an equipment item (hardware or software) to ensure the operation of a business function or an organization. If it is a software functionality, it can be provided by an application.
A functionality map describes all the functionalities the enterprise is able to cover for its internal needs or for meeting the needs of its clients.

A functionality map is a set of functionalities with their dependencies that, jointly, define the scope of a hardware or software architecture.
Example of a functionality map