Comtech EF Data SNM-1000 - Manual (Page 23)

SNM-1000 Node Control Modem Revision 3
Introduction MN/SNM1000.IOM
1-3
1.1.2 Mode of Operation
The SNM-1000 operates as a dedicated node controller at the HUB and REMOTE sites,
receiving the continuous outbound control channel from the hub station and transmitting
to the hub station on the inbound control channel in burst mode. The node control modem
manages traffic modems utilizing EFBUS1 connecting to the M&C port of the traffic
modems (Figure 1-1).
Figure 1-1. Typical Installation