• install packages on ansible server

ansible-galaxy collection install community.network

• create the inventory group /etc/ansible/hosts

routeros:
  hosts:
    192.168.1.160:

• set group vars /etc/ansible/group_vars/routeros.yaml (same name of the group defined in inventory)

ansible_connection: ansible.netcommon.network_cli
ansible_network_os: community.network.routeros
ansible_user: ansibleusr
ansible_password: !Vault...
ansible_become: yes
ansible_become_method: enable
ansible_become_password: Vault...