A relatively easy method of checking the health status of a Mediation Server or pool exists through the Lync Server Control Panel. To check the status of a Mediation Server Pool, perform the following steps:
1. Open the Lync Server Control Panel.
2. Click Topology.
3. Highlight the server in question and view the Replication column. A green check mark indicates that the Mediation Server has an up-to-date copy of the topology. A red X indicates that it does not have the most recent topology change.
The Lync Management Shell can also be used to validate the topology status. Open the Lync Management Shell and run the following command:
Get-CsManagementStoreReplicationStatus -ReplicaFQDN MEDIATIONSERVER.companyabc.com
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