Comtech EF Data CRS-170A - Manual (Page 57)

CRS-170A L-Band 1:1 Redundancy Switch MN/CRS170A.IOM
Modem and Switch Configuration Revision 13
4–9
4.4 CDM-760 or CDM-750 Operation in 1:1 Redundancy
• CDM-760 Advanced High-Speed Trunking Modem Installation and Operation
Manual (CEFD P/N MN-CDM760)
• CDM-750 Advanced High-Speed Trunking Modem Installation and Operation
Manual (CEFD P/N MN-CDM750)
The CDM-760 and CDM-750 Advanced High-Speed Trunking Modems automatically detect
connection to a 1:1 redundancy system.
Typical for either product, with both modems automatically configured for 1:1 operation, the
online modem keeps the offline modem updated as online modem configuration changes
occur.
You can also manually ‘force’ backup of the online modem. Use the modem front panel to
select the SELECT: Utility  1:1 screen:
Press ENTER key to force Unit into
Standby (1:1 only)
If this unit is currently the online unit in a 1:1 redundant pair, press ENTER to force the unit to
switch to standby mode.