Select Create --> Switch. This opens a Create Switch dialog.
Fill in the dialog, specifying appropriate control unit and device
numbers, and click OK. The new switch appears selected in
the diagram.
Edit the new switch by either selecting Edit --> Switch and
choosing the switch from the list or by double-clicking on the switch
in the diagram. This opens the Switch dialog.
Before connecting switch ports to the CHPIDs, we want to mark
all ports as installed. Click Edit. This opens the Edit
Switch dialog.
Click Edit in the Ports box. This opens the Switch
Ports dialog.
Select the ports you want to install and click Install.
The selected ports are now installed.
Click on the Close button, then OK on the Edit
Switch dialog to return to the Switch dialog.