The client computers must be able to connect to a management server at all times to download the security policy and to receive log events.
Failover is used to maintain communication with a Symantec Endpoint Protection Manager when the management server becomes unavailable. Load balancing is used to distribute client management between multiple management servers using a management server list
You can set up failover and load balancing if you use a Microsoft SQL Server database. You can set up failover with the embedded database, but only if you use replication. When you use replication with an embedded database, Symantec recommends that you do not configure load balancing, as data inconsistency and loss may result.
Table: Process for setting up failover and load balancing lists the tasks that you should perform to set up failover and load balancing.
Table: Process for setting up failover and load balancing
If the management server goes offline, or the client and the management server do not communicate, you should also troubleshoot the problem.