inisital commit

lamp_ubuntu1804_2hosts_withroles/roles/web/handlers/main.yml

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+---
+# Handler for the webtier: handlers are called by other plays.
+# See http://docs.ansible.com/playbooks_intro.html for more information about handlers.
+
+- name: restart iptables
+  service:
+    name: iptables
+    state: restarted