Network Diagram (ND)
Network Diagrams (NDs) show interaction between processes. They are sometimes referred to as System Specification Diagrams (SSDs).
A JSD Network Diagram
Network Diagram (ND) Notations
Processes represent system functions. A model process represents primary system functions. It is usually connected to an outside entity via a datastream.
Learn how to edit text on a process.
Datastreams connect processes and specify what information is passed between them.
State vectors are an alternative way of connecting processes. They specify the characteristic or state of the entity being changed by a process.