MPM-1000A Operator Manual
1000-7075 Rev E
8-2
control slots (FOW and ROW) interconnecting the NC and the NMs in the network. The
NC manages, controls, and allocates the resources for the signaling and traffic
communications within the network.
It is anticipated that networks will be established around specific user communities
having a common mission wherein resources will be allocated in accordance with
mission requirements and data priority. All nodes in a network operate using a common
network transmission security (TRANSEC) key. Weekly key rollovers are the
responsibility of, and controlled by, the network NC.
NC
NM
(mesh)
NM
(star)
NM
(mesh)
NM
(mesh)
NM
(mesh)
RFOW
AROW / CROW
User Traffic Communications
Figure 8-1 Basic Network Architecture
8.1.2 Network Controller Capable
Any Modem may become the NC. In most SATCOM NCW network deployments, only
those Modems attached to a larger (approximately 1 meter or larger) sized Antennas
are designated by the network administrator as being NCC.
