ansible.azure.automation/inventory/group_vars/syslog/main.yml

---
ansible_ssh_private_key_file: '~/.ssh/id_rsa'
ansible_python_interpreter: "/usr/bin/python"
ansible_host: "{{ public_ipv4_address | default(private_ipv4_address, true) }}"
groups:
  syslog:
    hosts:
      pan-gdt-caea-backup01:
        ansible_user: pan-backup
        private_ipv4_address: "10.225.128.198"
      pan-gdt-cacn-backup01:
        ansible_user: pan-backup
        private_ipv4_address: "10.225.0.198"
...