option domain-name "ip6.local"; default-lease-time 600; max-lease-time 7200; authoritative; subnet6 dead:beef::/64 { range6 dead:beef::1000 dead:beef::ffff; } host workstation { host-identifier option dhcp6.client-id 00:01:00:01:1c:42:94:23:00:ff:17:0b:ac:49; fixed-address6 dead:beef::3; }