Other articles
Linux/Ansible/Playbooks Linux/Ansible/FileStructure Linux/Ansible/Config

Install

sudo apt-get install -y software-properties-common
sudo add-apt-repository -y ppa:ansible/ansible
sudo apt-get update
sudo apt-get install -y ansible

Commands

ansible --version

ansible-playbook pb-machinex.yml

ansible hostname -m setup    # variables for "hostname"

Configure SSH Key access (->Linux/SSH)

ssh-copy-id -i ~/.ssh/id_rsa user@server