Enable the DNS Server Tools in both the production and standby CommServe hosts.
DNS Server tools allows host computers to execute DNS commands remotely.
Note
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DNS Server Tools is a functionality overseen by Microsoft offering and should not be confused as part of the Commvault software binary.
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As part of setting up DNS entries, the Active Directory users should possess sufficient permissions to enable DNS Server Tools.
 
Before You Begin
Log in to the host computer as a member of the Administrators group.
Procedure
Windows Server 2012
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From the Server Manager window, click Manage > Add Roles and Features.
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Click Installation Type and choose Role-based or feature-based installation. Click Next.
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Click Select a server from the server pool and highlight and select the DNS server from the Server Pool list. Click Next.
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From the Roles list, click DNS Server.
The Add Roles and Features Wizard dialog box is automatically displayed. Make sure that [Tools] DNS Server Tools is included. (If this information is not displayed, select the Include management tools check box.)
Click Add Features.
Click Next.
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From the Features list, click Remote Server Administration Tools. Click Next.
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Click Install from the Confirmation page,
 
Windows Server 2008
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Open Windows Control Panel and click Programs.
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Click Turn Windows features on or off.
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From the Server Manager window, click Features > Add Features.
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Expand Remote Server Administration Tools > Role Administration Tools.
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Select DNS Server Tools and click Next.
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Click Install.