help: Configure IPv6 Open Shortest Path First protocol (OSPFv3) parameters
create:  sudo /opt/vyatta/sbin/quagga-manager start ospf6d
       vyatta-vtysh -c configure terminal" -c "router ospf6"
delete:vyatta-vtysh -c "configure terminal" -c "no router ospf6"
end:  sudo /opt/vyatta/sbin/quagga-manager update
