Altigen AltiContact Manager Version 5.0A Administration Manual page 461

Upon completion, the secondary system replication status should show
"Destination: Updated."
Figure 4. Redundancy Administration - Primary or Secondary System
6. Go back to the Secondary System's Redundancy Configuration
window and enable the "Automatically assume control when other
system is not available" checkbox.
AltiContact Manager Administration Manual
ACM Redundancy
23-5