@echo off 
title=批处理 
color A 
setlocal enabledelayedexpansion&cls
echo 正在PING服务器

for /f "tokens=* usebackq delims=" %%a in ("list.txt") do (
echo %%a......
for /l %%b in (1,1,15) do (
echo 开始PING:%%a%%b
for /f "tokens=4 delims==" %%A in ('ping %%a%%b^|findstr /i "Average 平均"') do (
set _time=%%~nxA
echo %%a%%b %%A 
if not defined min (set min=!_time!&set _IP=%%a%%b)
if !_time! lss !min! (set min=!_time!&set _IP=%%a%%b)
echo min=!min!
echo.
)))
echo min=%min%  IP=%_IP%
pause
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