neutron ALL = (root) NOPASSWD: /usr/bin/update-alternatives --set iptables /usr/sbin/iptables-legacy
neutron ALL = (root) NOPASSWD: /usr/bin/update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
neutron ALL = (root) NOPASSWD: /usr/bin/update-alternatives --auto iptables
neutron ALL = (root) NOPASSWD: /usr/bin/update-alternatives --auto ip6tables
