User guide

User Scenarios CentreVu CMS R3V8 High Availability User Guide
3-15
Secondary CMS server Primary CMS server
Time A (Interval A begins)
Time B (Interval B begins)
Time B’
Time C (Interval C begins)
Time C’
Time D (Interval D begins)
synchronize
synchronize
Note from the graphic
at what point in time
events occur.
Synchronizing CMS Servers
after Data Collection Is Turned On/Off
= Link up
= Link down
Link down (perform
admin)
Link back up
Link up
Link down
Link back up
Link up
Turn off data collection
Turn on data collection
Turn off data collection
Turn on data collection
(perform admin)