Debian / Ubuntu:

• cp /opt/enswitch/current/etc/init.d/debian/iptables /etc/init.d/iptables
• # Edit /etc/init.d/iptables and add a line allowing traffic from all other machines in the cluster.
• update-rc.d iptables start 95 2 3 4 5 .
• invoke-rc.d iptables start

Others:

• cp /opt/enswitch/current/etc/sysconfig/iptables /etc/sysconfig/iptables
• # Edit /etc/sysconfig/iptables and add a line allowing traffic from all other machines in the cluster.
• chkconfig iptables on
• service iptables restart