Improve networking and firewall in the AWS environment

templates/etc_hosts

@@ -25,10 +25,10 @@ ff02::2	  ip6-allrouters
 {% endfor %}
 {% endif %}
 {% endif %}
-{% if hostvars[host]['ansible_default_ipv4'] is defined %}
-{{hostvars[host]['ansible_default_ipv4']['address']}} {{host}}
-{% else %}
+{% if hostvars[host]['static_ipv4'] is defined %}
 {{hostvars[host]['static_ipv4']}} {{host}}
+{% elif hostvars[host]['ansible_default_ipv4'] is defined %}
+{{hostvars[host]['ansible_default_ipv4']['address']}} {{host}}
 {% endif %}
 {% endif %}
 {% endfor %}