#!/bin/bash host=ie-entwicklung@10.2.3.104 tunnel() { name=$1 ip=$2 rPort=$3 lPort=$4 echo -n "localhost:$lPort $name " ssh -nNTL "$lPort:$ip:$rPort" "$host" 2> /dev/null & until nc -vz 127.0.0.1 $lPort 2> /dev/null do echo -n . sleep 0.3 done echo "ok" } echo "" tunnel "Trumpf Inverter (http) " 192.168.1.2 80 7001 tunnel "Trumpf DCDC (http) " 192.168.1.3 80 7002 tunnel "Emu Meter (http) " 192.168.1.241 80 7003 tunnel "ADAM (http) " 192.168.1.242 80 7004 tunnel "AMPT (http) " 192.168.1.249 8080 7005 tunnel "Trumpf Inverter (modbus)" 192.168.1.2 502 5001 tunnel "Trumpf DCDC (modbus) " 192.168.1.3 502 5002 tunnel "Emu Meter (modbus) " 192.168.1.241 502 5003 tunnel "ADAM (modbus) " 192.168.1.242 502 5004 tunnel "AMPT (modbus) " 192.168.1.249 502 5005 echo echo "press any key to close the tunnels ..." read -r -n 1 -s kill $(jobs -p) echo "done"