5 echo "Usage: $0 <board IP> [board port]"
7 echo "If port is not specified, '6666' will be used"
16 while [ -n "$1" ] ; do
20 -*) usage "Invalid option $1";;
29 if [ -z "${ip}" ] || [ -n "$3" ] ; then
30 usage "Invalid number of arguments"
33 for nc in netcat nc ; do
34 type ${nc} >/dev/null 2>&1 && break
37 trap "stty icanon echo intr ^C" 0 2 3 5 10 13 15
38 echo "NOTE: the interrupt signal (normally ^C) has been remapped to ^T"
40 stty -icanon -echo intr ^T
42 while ${nc} -u -l -p ${port} < /dev/null ; do
47 ${nc} -u ${ip} ${port}
48 kill ${pid} 2>/dev/null