Your RT needs special data to operate in a frequency hopping (FH) mode. You, the
operator load some data and the NCS ERFs the rest. Always keep in mind that your
NCS directs net opening, and that you must listen to NCS commands carefully. Cold
start net opening is the procedure used to open a net. If net is to be opened in CT,
refer to page 2-38 for information on loading COMSEC keys.
COLD START NET OPENING. After the necessary FH data has been loaded into your
RT in preparation for a cold start net opening, the NCS will send additional data to
your RT. This is called an ERF. You will be directed through the net opening by the