Duringfailover in Nutanix Disaster Recovery, VMs retain theirstatic IPsbut maylose DNS settingsif the network configuration at the DR site is different from the primary site.
* Option B (Create custom in-guest scripts) is correct:
* Custom scriptsallowWindows or Linux VMs to restore DNS settings automaticallyafter failover.
* These scripts can be executed usingpost-failover automationin Nutanix DRpolicies.
* Option A (Self-Service Restore) is incorrect:
* Self-Service Restore is used forend-user recovery of deleted files, not for network settings.
* Option C (nncli tool) is incorrect:
* Thenncli toolis used fornetwork troubleshooting, but it does not automatically restore DNS settings.
* Option D (Configure a Protection Domain) is incorrect:
* Protection Domains definereplication policies, but they do not fix DNS settings after failover.
References:
* Nutanix Disaster Recovery Guide #Failover Automation and Network Configuration
* Nutanix Bible #VM Recovery and IP Management in DR Scenarios
* Nutanix KB #Preserving DNS Settings in Disaster Recovery