dos cmd ip扫描批处理

@echo off
setlocal enabledelayedexpansion
set IP_PREFIX=192.168.0.
for /l %%i in (1,1,254) do (
    set IP=!IP_PREFIX!%%i
    ping -n 1 -w 100 !IP! | findstr "TTL"
    if !errorlevel! equ 0 (
        echo !IP! is up.
    )
)
endlocal