minecraft-lan.bat

@echo off

for /f "delims=[] tokens=2" %%a in ('ping -4 -n 1 %ComputerName% ^| findstr [') do set NetworkIP=%%a
echo Network IP: %NetworkIP%

netsh interface ipv4 install

netsh interface portproxy show all
netsh advfirewall firewall show rule name="Minecraft Proxy 12345"

set /p "port=Zadej port: "

netsh interface portproxy del v4tov4 listenport=12345 listenaddress=0.0.0.0
netsh advfirewall firewall delete rule name="Minecraft Proxy 12345"


if not "%port%" == "" (
  netsh advfirewall firewall add rule name="Minecraft Proxy 12345" dir=in action=allow protocol=TCP localport=12345
  
  netsh interface portproxy add v4tov4 listenport=12345 connectaddress=%NetworkIP% listenaddress=0.0.0.0 connectport=%port%
)

netsh interface portproxy show all
netsh advfirewall firewall show rule name="Minecraft Proxy 12345"

pause