addport.bat

@ECHO OFF
cd.>%windir%\GetAdmin
if exist %windir%\GetAdmin (del /f /q "%windir%\GetAdmin") else (
echo CreateObject^("Shell.Application"^).ShellExecute "%~s0", "%*", "", "runas", 1 >> "%temp%\Admin.vbs"
"%temp%\Admin.vbs"
del /f /q "%temp%\Admin.vbs"
exit /b 2)

rem set PORT=30120
set /p PORT= what port do you want to add? : 

set RULE_NAME="Open Port %PORT%"

netsh advfirewall firewall show rule name=%RULE_NAME% >nul
if not ERRORLEVEL 1 (
    rem Rule %RULE_NAME% already exists.
    echo Hey, you already got a out rule by that name, you cannot put another one in!
) else (
    echo Rule %RULE_NAME% does not exist. Creating...
    netsh advfirewall firewall add rule name=%RULE_NAME% dir=in action=allow protocol=TCP localport=%PORT%
)