message: try static ip
diff: @@ -7,7 +7,12 @@ iface lo inet loopback
  auto eth0
  # https://en.wikipedia.org/wiki/IPv6#Link_local_address
  +# iface eth0 inet6 manual
  +# pre-up echo 1 > /proc/sys/net/ipv6/conf/eth0/accept_ra
  +
  iface eth0 inet6 manual
  - pre-up echo 1 > /proc/sys/net/ipv6/conf/eth0/accept_ra
  + address fe80::0000:cafe:fefe:0
  + netmask 64
  + pre-up echo 0 > /proc/sys/net/ipv6/conf/eth0/accept_ra
  iface eth0 inet dhcp
  