NOV-6c Operational Event-Trace Description
NOV-6c provides a time-ordered examination of the information exchanges between the participating operational nodes of a particular scenario. Each event-trace diagram should have an accompanying description that defines the particular scenario or situation.
An interaction scenario lists all the communications that takes place within an operational node for a particular scenario (context).HOPEX NAF models missions and organizational processes via operations. These processes describe who does what to perform missions, regardless the service delivered to the customer.
The starting point of the description is a process.
A process is a set of operations performed by org-units within a company or organization, to produce a result. It is depicted as a sequence of operations, controlled by events and conditions. 
For more information on processes properties, see the HOPEX Business Process Analysis documentation: Processes.To create an interaction scenario:
1. In the NAF navigation tree, expand the Operational Views > NOV-6c Operational Event-Trace Description folder.
2. Right-click the Operational Interaction Scenarios folder and select New> Interaction Scenario.
3. Enter a name and click OK.
To create an operational interaction scenario diagram:
Right-click the interaction scenario you have just created and select New > Operational Interaction Scenario Diagram.From here you can add:
• operational nodes
• operational node components
• message instances