[root@deployhost openstack-ansible]# cd /opt/openstack-ansible/playbooks; ansible -m debug -a 'var=properties' neutron_agents
Variable files: "-e @/etc/openstack_deploy/user_secrets.yml -e @/etc/openstack_deploy/user_variables.yml "
 [WARNING]: Found both group and host with same name: infra1

 [WARNING]: Found both group and host with same name: infra2

 [WARNING]: Found both group and host with same name: infra3

 [WARNING]: Could not match supplied host pattern, ignoring: neutron_agents

 [WARNING]: No hosts matched, nothing to do

[root@deployhost playbooks]#