If you want to use NetApp SnapDiff for faster incremental backups, verify that your environment meets the system requirements.
System Requirements
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For system requirements for MediaAgents as proxy computers, read the following topics:
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For system requirements for indexing, see System and Hardware Requirements.
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For system requirements for MediaAgents, see MediaAgent: System Requirements.
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For system requirements for the file system agents, read the following topics:
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For the Linux file system agent, see Linux File System Agent: System Requirements.
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For the Windows file system agent, see Windows File System Agent: System Requirements.
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Requirements in the Commvault Software
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You must create subclients with Commvault FR 11.23 or a more recent release.
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You must enter array credentials for the array. See Editing Storage Array Credentials.
Ports
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For snapshot-based operations, open port 443 (HTTPS) for communication between the NetApp server and CommServe computer, MediaAgent, access node or remote snapshot MediaAgent in your CommCell environment.
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For SnapDiff V2 and V3, open port 2049 (NFS) for communication between the NetApp server and CommServe computer, MediaAgent, access node, or remote snapshot MediaAgent in your CommCell environment to transfer the file list information over NFS.