![UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts. UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts.](https://www.uml-diagrams.org/composite-structure-diagrams/ball-socket.png)
UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts.
![UML component diagram shows components, provided and required interfaces, ports, and relationships between them. UML component diagram shows components, provided and required interfaces, ports, and relationships between them.](https://www.uml-diagrams.org/component-diagrams/component-diagram-overview.png)
UML component diagram shows components, provided and required interfaces, ports, and relationships between them.
![UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts. UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts.](https://www.uml-diagrams.org/composite-structure-diagrams/connector-ball-socket.png)
UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts.
![UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts. UML port is a property of encapsulated classifier that specifies an interaction point between the classifier and its environment or between the classifier and its internal parts.](https://www.uml-diagrams.org/composite-structure-diagrams/service-port-multiple-interfaces.png)