[Batch]利用ping確認網路是否有通

batch file code:

@ECHO OFF
Ping 168.95.1.1 -n 1 -w 1000 > nul
SET CHK_NET_STATUS=N
if errorlevel 1 (
 echo Not connected
 SET CHK_NET_STATUS=N
) else (
 echo success
 SET CHK_NET_STATUS=Y
)

echo %CHK_NET_STATUS%

pause

reference web:
http://stackoverflow.com/questions/6357515/batch-files-using-ping-to-test-network-connectivity