In this configuration, the Virtual Server Agent is installed in hot-add mode while the MediaAgent is installed on a physical computer. Data is transferred over the LAN to the physical MediaAgent. This model also allows for the use of a centralized Windows MediaAgent and Linux MediaAgents. Shared storage is required for Hot-Add mode backups of virtual machines living on other ESX Server hosts.
When to Use
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Direct backup to tape or Silo to cloud is required.
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Segregation of backup and production data is possible.
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Physical MA is required for other protection tasks and secondary operations.
When Not to Use
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Segregation of backup and production data is not possible.
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SAN based DataStores on Fibre Channel or iSCSI are in use. (use all physical configuration)