Assigning Resources to a Resource Network 
Prerequisites
You have created several resources and a resource network.
Procedure
The Resource Allocation screen appears. Here you can select a resource.
A list of the selected resources appears in the Assignments group box.
A pencil appears as part of your cursor.
Continue as described above.

The assignments can either be displayed in resource maintenance or in resource network maintenance. You can only make new assignments and changes, however, in the create or change modes in resource network maintenance.