/ipv6 firewall filter
add action=accept chain=input connection-state=established,related
add action=accept chain=input protocol=icmpv6 src-address=ff80::/10
add action=accept chain=input dst-address=ff80::/10 protocol=icmpv6
add action=drop chain=input in-interface=ether1
add action=accept chain=forward connection-state=established,related
add action=drop chain=forward in-interface=ether1