Customer cant access the VM of the on prem VCO (ESXi or KVM) for audit and maintenance purpose and need to create users on Linux machine of the operating system which carries the VCO application
VCO/VECO (VeloCloud orchestrator )
To create the VM level users, we need to create a new INIT file and then reboot the VCO VM through this file similarity done as fresh installation.
First of all it required reboot with a new INIT file and secondly new users will not provide any visibility to the VCO application.
For more information about the same, you can engage your Professional service team which was engaged in deploying the Virtual Machine
ESXi level users for the upgrades mainly for the VCO and it will not provide any visibility for the VCO application.
Security/Network team can have audit access through the VCO users and audit roles already created for the same purpose.
1-Create the user with adduser.
sudo adduser <username> # Interactive prompt for details
2-Set a password with passwd.
sudo passwd <username>
3-Test the user account.
External Links to elaborate the steps further : How to Add and Delete Users on Ubuntu 20.04 | DigitalOcean
It is important to utilized the user which was created during the initial deployment.