Mix favourite links


 Different ways for certification authority backup



 Upgrading / Migrating from vSphere 5.x to 6.x (6.5 , 6.7) , 7.x best practices

Hardware compatibility, ESXI version compatibility, Driver version validation,






Migrate Print Services from Windows Server 2012 or 2012 R2 to Windows Server 2019



If you are getting DFS Namespace error like below you may refer below link to fix the issue.

\\domain.com\namespace: The Namespace cannot be queried. Element not found.

\\domain.com\namespace: The Namespace cannot be queried. The RPC server is unavailable.

\\domain.com\namespace: The Namespace cannot be queried. Access is denied.

DfsUtil: Contacting registry of windows-server to remove \\domain.com\namespace
DfsUtil: Specified registry entry was not found.
Could not complete the command successfully.
SYSTEM ERROR – Element not found.


VMware NSX-T Release Build Numbers



NSX-T Overview and Use Cases

Remove NSX-T Plugin


ESXi host is disconnected from vCenter due to vpxa crash (50112660) 

Change vCenter FQDN using VAMI -> This feature is supported with 6.7 U3


Cloud Proxy Password Reset


1. Restart the Cloud proxy.
2. When the Photon OS splash screen appears as it restarts, type the letter "
e" to go to the GNU GRUB edit menu quickly.
3. In the GNU GRUB edit menu, go to the end of the line that starts with linux, add a space, and then add the following code exactly as it appears below:

rw init=/bin/bash
・before : linux "/"$photon_linux ... $photon_cmd\line
・after    : linux "/"$photon_linux ... $photon_cmd\line rw init=/bin/bash

4. Type F10
5. Type "passwd" and then type (and re-enter) a new root password.
6. Type "
umount /"
7. Finally, type "
reboot -f". You must include the "-f" option to force a reboot. Otherwise, the kernel enters a state of panic.


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