local ansible_ssh_host=127.0.0.1

staging ansible_ssh_host=<host_ip> ansible_connection=ssh  ansible_user=ubuntu  ansible_ssh_private_key_file=<key>

vara-dev ansible_ssh_host=<host ip> ansible_connection=ssh ansible_user=varanet ansible_ssh_pass=<password>

[localhost]
local

[iquippo-staging]
staging

[varanet-server]
vara-dev

[target]
local
staging
vara-dev

ansible -i inventory/hosts/ --limit local -m ping

ERROR! Missing target hosts

ansible all -i inventory/hosts/ --limit local -m ping