:if ([/ping 8.8.8.8 count=5] > 0) do={
/tool fetch mode=http \ host=("ipv4.tunnelbroker.net") \ url=("http://ipv4.tunnelbroker.net/nic/update?username=<USERNAME>&password=<PASSWORD>&hostname=<TUNNEL_ID>") \ dst-path=("HE.txt") ;
/delay 10 ;
:log info [/file get ("HE.txt") contents] ;
/delay 10 ;
}