Failover to the backup server can be set up within the System Settings Site Info of ECM for the site.
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Failed Attempts to Failover Check M - How many failures accepted to occurattempts before failover executes.
Max Attempts to Failover Check N - Number of times server status is consulted on the primary server.Failover - Maximum attempts for failover to accomplish.
Check Period - Allotted time in seconds that the server status check will occur in.
Example: (Using the pic above)
If there is 1 failure out of the last 5 times the server status has been consulted, the failover will be performedTimeout - Attempts before failover times out.