playbook: On redhat 6 the ntp service is called ntpd

playbook/roles/ntp/tasks/main.yml

-
-
+---
   - name: Install ntp
     apt: name=ntp state=latest
     when: ansible_os_family == "Debian"
@@ -10,3 +9,8 @@
 
   - name: ensure ntp is runing
     service: name=ntp state=running enabled=yes
+    when: ansible_os_family == "Debian"
+
+  - name: ensure ntp is runing (RedHat)
+    service: name=ntpd state=running enabled=yes
+    when: ansible_os_family == "RedHat"
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