Comtech EF Data MIDAS Version 4.X NMS Configuration - Manual (Page 68)

MIDAS 4.X NMS Configuration, Rev.6
2–40 Setup and Operation
Click the Add button on the lower portion of the Site window to access the Enter Node
window, which allows the operator to Add a Node to a Site.
The operator must enter a Node Number into the field on this window, which
must correspond to the Node address in the remote control modem, in
accordance with their particular numbering scheme.