NSOV-2 Service definition (UPDM - NAF aliases)
Creation
To create an NSOV-2 Service Definition:
• Right-click the Architectural Description or Service Description that is to own the NSOV-2 Service Definition, point to New, point to Diagram, point to NAF, and then click NSOV-2 Service Definition.
Purpose
On an NSOV-2 Service Definition:
• Create Service Role relationships.
• Create UML Provided Interfaces and UML Required Interfaces for Service Interface elements.
Diagram Elements
For information about showing compartments on diagram symbols, setting up default view options and adding existing elements to the diagram, see the following topics:
For information about the creation and appearance of elements that can be shown on all Product diagrams (Alias, Definition, Information, Metadata, Overlap and Same As elements), click here 
Architectural Description
To create an Architectural Description: click the 
Architectural Description button, and then click in free space on the diagram.
Architectural Description button, and then click in free space on the diagram.To populate elements from an Architectural Description: add the Architectural Description to the diagram, and then populate those elements from the Architectural Description.
Architectural Reference
To create an Architectural Reference: click the 
Architectural Reference button, click the source Architectural Description or Service Description, and then click the destination Architectural Description or Service Description.
Architectural Reference button, click the source Architectural Description or Service Description, and then click the destination Architectural Description or Service Description.Architecture Metadata
To create an Architecture Metadata: click the 
Architecture Metadata button, and then click in free space on the diagram.
Architecture Metadata button, and then click in free space on the diagram.Define the text of the Architecture Metadata through its Full Text property.
To apply an Architecture Metadata to an Architectural Description or Service Description: click the 
Note Link button, click the Architecture Metadata, and then click the Architectural Description or Service Description to which the Architecture Metadata applies.
Note Link button, click the Architecture Metadata, and then click the Architectural Description or Service Description to which the Architecture Metadata applies.Asynchronous Message
To create an Asynchronous Message: click the 
Asynchronous Message button, and then click in free space on the diagram.
Asynchronous Message button, and then click in free space on the diagram.Provided Interface (UML Item)
To create a Provided Interface: click the 
Provided Interface button, click the source Service Interface, and then double-click the free space on the diagram.
Provided Interface button, click the source Service Interface, and then double-click the free space on the diagram.Required Interface (UML Item)
To create a Required Interface: click the 
Required Interface button, click the source Service Interface, and then double-click in free space on the diagram.
Required Interface button, click the source Service Interface, and then double-click in free space on the diagram.Service Attribute
To create a Service Attribute: click the 
Service Attribute button, and then click the owning Service Interface. From the Select Type dialog, create or select the element that is the type of the Service Attribute.
Service Attribute button, and then click the owning Service Interface. From the Select Type dialog, create or select the element that is the type of the Service Attribute.To hide Service Attribute elements: through the View Options of the owning Service Interface, do not show Attributes.
Service Description
To create a Service Description: click the 
Service Description button, and then click in free space on the diagram.
Service Description button, and then click in free space on the diagram.To populate elements from a particular Service Description: add the owning Service Description to the diagram, and then populate those elements for the Service Description.
Service Interface
To create a Service Interface: click the 
Service Interface button, and then click in free space on the diagram.
Service Interface button, and then click in free space on the diagram.Service Operation
To create a Service Operation: click the 
Service Operation button, and then click the owning Service Interface.
Service Operation button, and then click the owning Service Interface.To hide Service Operation elements: through the through the View Options of the owning Service Interface, do not show Operations.
Service Policy
To create a Service Policy: click the 
Service Policy button, and then click in free space on the diagram.
Service Policy button, and then click in free space on the diagram.To apply a Service Policy to a Service Interface on the diagram: click the Note Link button, click the Service Policy, and then click the Service Interface to which the Service Policy applies.
Note Link button, click the Service Policy, and then click the Service Interface to which the Service Policy applies.Service Role
To create a Service Role:
• Click the 
Service Role button, and then click the owning Service Interface. From the Select Type dialog, create or select the Service Interface element that is the type of the Service Role.
Service Role button, and then click the owning Service Interface. From the Select Type dialog, create or select the Service Interface element that is the type of the Service Role.• Click the 
Composite Association button, click the owning Service Interface, and then click the Service Interface element that is the type of the Service Role.
Composite Association button, click the owning Service Interface, and then click the Service Interface element that is the type of the Service Role.The following sections provide information about how an NSOV-2 Service Definition is used in the model.
Create an NSOV-2 Service Definition from
Creates or shows these UPDM elements
In addition to the common UPDM elements that can be shown on all Product diagrams (Alias, Definition, Information, Metadata, Overlap, and Same As elements):