Original Code

@echo off
echo Change IP tool
echo =============================
:Menu
echo.
echo C for Change IP or S to Support
echo N for Renew IP or G to check Public IP
echo M for Menu or Q to Quit
echo.
:Choice
choice /T 100 /D M /C MCNGSQ /M "Enter Choice"
goto ERR%errorlevel%
:ERR0
echo "You should never try to Stop! bad attitude!"
goto Choice
:ERR1
goto Menu
:ERR2
BREAK OFF
ipconfig/release
echo Changing IP please wait
ping localhost -n 10 -w 1000 > nul
REM number after -n represent "how many seconds to delay" currently set as 10
ipconfig/renew
echo Done
BREAK ON
goto Choice
:ERR3
ipcongif/renew
echo IP renewed
goto Choice
:ERR4
echo Checking IP wait for page to load... else try N - option to renew.
echo If network error appears contact your ISP provider or Network admin.
start https://www.google.com/#q=my+ip
goto Choice
:ERR5
start https://sourceforge.net/projects/newip/support
goto Choice
:ERR6
echo.
echo Nandri! Vanakkam! @shivaharikumar
goto END
:ERR255
echo FATAL
goto END
:END
pause