c. The four signal support principles are:
(2) Security (information security, physical security, dispersion, and deception).
(3) Versatility (flexibility, interoperability, and autonomy).
(4) Simplicity (technological sophistication and standardization).
d. The CHS program uses three computers. They are the handheld terminal unit, the portable
computer unit, and the transportation computer unit.
e. Each battlefield functional area (BFA) has a battlefield automated system (BAS), as depicted
in Table 1-1.
Table 1-1. BFA/BSA.
f. The tactical communications network is comprised of three systems. Those systems are the
Combat Net Radio (CNR), the Army Data Distribution System (ADDS), and the Area Common User