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Showing posts from April, 2024

What to Do When VMware NSX-T Tags Go Missing ?

In some cases, VMware NSX-T tags can go missing, either due to configuration issues, data synchronisation problems, or during upgrades. Tags in NSX-T are essential for grouping and applying policies across various network objects like segments, virtual machines, and security groups. If tags disappear, it can lead to inconsistencies in network policies and security configuration. Check the nsx-manager logs for any potential errors that could relate to tag assignments or changes:                    tail -f /var/log/nsx-manager/nsx-manager.log Restore from Backup: If you have a recent backup of your NSX-T configuration, you can restore the tags from the backup. Ensure to follow the appropriate backup restoration steps based on your NSX-T version. Recreate the Missing Tags: If the tags have been lost and cannot be recovered, you’ll need to manuall...