Comment 15 for bug 1533631

root@gw:~# cat /var/lib/dhcp/dhclient6.br1.leases
default-duid "\000\001\000\001 \302\271\313\000\002D\032>\251";
lease6 {
  interface "br1";
  ia-na 44:1a:3e:a9 {
    starts 1496317261;
    renew 900;
    rebind 1500;
    iaaddr 2a02:2168:82d:949::1 {
      starts 1496317261;
      preferred-life 1800;
      max-life 1800;
    }
  }
  option dhcp6.client-id 0:1:0:1:20:c2:b9:cb:0:2:44:1a:3e:a9;
  option dhcp6.server-id 0:3:0:1:0:16:4d:7e:df:5c;
  option dhcp6.name-servers 2a02:2168:208:1::1,2a02:2168:208:2::1;
}