@echo off

:loop
cls
echo Monitoring TCP Connections...
echo.
set /p option="Enter 'a' for all TCP connections or 'e' for established connections: "
if "%option%"=="a" (
    netstat -an | findstr /c:"TCP" /c:"Active Connections"
) else if "%option%"=="e" (
    netstat -an | findstr /c:"ESTABLISHED"
)else (
    echo Invalid option. Please try again.
)
timeout /t 5 > nul
goto loop