Question

求一批处理，请高手帮忙

ping局域网内ip地址，将不通的ip地址写入txt文件（搜寻网内空闲ip地址）
网段：192.168.14.xx
默认网关255 255 255 128

Answer 1

for /l %%a in (1,1,255) do (ping -n 1 192.168.14.%%a | find "Request timed out" && echo 192.168.14.%%a >>f:\ip不通.txt)

Answer 2

@echo off
for /l %%i in (1 1 254) do ping /n 1 192.168.14.%%i||>>不通.txt echo 192.168.14.%%i
pause