2018-02-28: FG; Map is needed for security status.

PowerDNS/README.md

@@ -16,3 +16,12 @@ The machinery relies on the execution of
 ```
 
 The sudoers file for Zabbix user should allow execution of `pdns_control`.
+
+Security Status
+---------------
+
+Before importing the template file, from `Administration - General - Value mapping`
+create a mapping called `PowerDNS Security Status` according to:
+
+https://doc.powerdns.com/md/common/security/#security-polling
+