#!/bin/bash echo '' echo 'Getting nwfilter rules' virsh nwfilter-dumpxml nova-base > /root/nova-base.xml.bak echo '' echo 'Updating rule definitions' cat /root/nova-base.xml.bak | grep -v spoofing > /tmp/nova-base.xml echo '' echo 'Updating rules' virsh nwfilter-define /tmp/nova-base.xml rm /tmp/nova-base.xml