Install iptables-services before running service iptables
Install iptables-services before running service iptables

/sbin/service iptables save requires iptables-services package to
be installed to succeed. This change installs the rpm package
before running the iptables save command.

Change-Id: I644253ce5a611786e4939db332f5c1b26fac31bb

redhat-openstack/infrared,redhat-openstack/infrared,redhat-openstack/infrared