pingtest.bat

@echo on
set ADDRESS=google.com

for /f "delims=" %%a in ('wmic OS Get localdatetime  ^| find "."') do set dt=%%a
set YYYY=%dt:~0,4%
set MM=%dt:~4,2%
set DD=%dt:~6,2%
set HH=%dt:~8,2%
set Min=%dt:~10,2%
set Sec=%dt:~12,2%
set stamp=%YYYY%-%MM%-%DD%_%HH%-%Min%-%Sec%
set OUTPUTFILE="c:\temp\pingtest_%stamp%.log"

:Loop
ping -t %ADDRESS%|cmd /q /v /c "(pause&pause)>nul & for /l %%a in () do (set /p "data=" && echo(!date! !time! !data!)&ping -n 2 %ADDRESS%>nul" > %OUTPUTFILE%
goto Loop