/usr/sbin/ip tunnel add sixbone mode sit local 210.2.169.75 remote 216.66.80.26
/usr/sbin/ip link set sixbone up
/usr/sbin/ip link set mtu 1280 dev sixbone
/usr/sbin/ip tunnel change sixbone ttl 64
/usr/sbin/ip -6 addr add 2001:470:1f08:127::2/64 dev sixbone
/usr/sbin/ip -6 ro add default via 2001:470:1f08:127::1/64 dev sixbone
/usr/sbin/ip -6 addr add 2001:470:1f09:127::/64 dev br0