1. [Packer](https://developer.hashicorp.com/packer/tutorials/docker-get-started/get-started-install-cli) installed on your system
2. Account in vSphere with [appropriate privileges](https://developer.hashicorp.com/packer/plugins/builders/vsphere/vsphere-iso#required-vsphere-privileges)
3. [Ubuntu Server 20.04 installation ISO](https://releases.ubuntu.com/20.04.5/) copied to a vSphere datastore