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3V0-25.25 · Question #70

An NSX Manager cluster has failed. The administrator deployed a new NSX Manager using the latest version and attempted to restore from a backup, but the restore operation failed. What would an…

The correct answer is D. Deploy an NSX Manager that matches the backup's build. A critical requirement for the backup and restore process in VMware NSX (and by extension, VCF) is version parity. The NSX Manager backup contains the database schema, configuration files, and state information specific to the version of the software that was running at the…

Manage NSX-T Data Center Operations

Question

An NSX Manager cluster has failed. The administrator deployed a new NSX Manager using the latest version and attempted to restore from a backup, but the restore operation failed. What would an administrator do to recover the cluster?

Options

  • AEdit the backup passphrase to match the new build.
  • BUse SDDC Manager to replace NSX Manager.
  • CUse the NSX restore API instead of the UI.
  • DDeploy an NSX Manager that matches the backup's build.

How the community answered

(38 responses)
  • A
    3% (1)
  • B
    5% (2)
  • C
    8% (3)
  • D
    84% (32)

Explanation

A critical requirement for the backup and restore process in VMware NSX (and by extension, VCF) is version parity. The NSX Manager backup contains the database schema, configuration files, and state information specific to the version of the software that was running at the time the backup was taken. When performing a restore into a "clean" environment, the NSX documentation explicitly states that the target NSX Manager appliance must be of the exact same build version as the appliance that generated the backup. If an administrator attempts to restore a backup from version 4.1.x onto a newly deployed manager running version 4.2.x or 9.0 (as implies by "latest version"), the restore process will fail because the database schema of the newer version is incompatible with the older data structure. Exam Questions, Study Guides, Practice Tests. Lead the way to help you pass any IT Certification exams, 100% Pass Guaranteed or Full Refund. Especially Cisco, Microsoft, CompTIA, Citrix, EMC, HP, Oracle, VMware, Juniper, Check Point, LPI, Nortel, EXIN and so on. Our Slogan: First Test, First Pass. Help you to pass any IT Certification exams at the first try. You can reach us at any of the email addresses listed below. Any problems about IT certification or our products, you could rely upon us, we will give you satisfactory answers in 24 hours.

Topics

#NSX Manager restore#backup recovery#version compatibility#cluster recovery

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