[网络连接] [已解决]ping某个不存在的ip，禁用网卡和不禁用，for耗费时间如何保证大致相同？

@echo off
ping /n 3 192.168.32.60>nul 2>nul&&set p=0&&echo 网通&&goto a || set /a p+=10&&echo 网不通 持续时间%p%秒&&goto b

:a
你的意图
:b
你的意图
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@echo off & setlocal enabledelayedexpansion

set servip1=192.168.32.61

cls
echo %time%
1pause

echo ....................................................>>1.txt
echo %time%>>1.txt
echo ....................................................>>1.txt

set ns=0
rem 显示开始时间
set time1=%time%
echo 当前时间是%time1%
call :time2sec %time1%
set t1=%ns%
1pause
cls

echo 设置时间间隔(秒)
set timebiao=120

:timnext
for /l %%m in (1,1,2) do (
ping !servip1! -n 1
echo !errorlevel!
if !errorlevel! equ 0 goto :neta
echo 外网不通
1pause
)

rem 显示结束时间
set time2=%time%
echo 当前时间是%time2%
call :time2sec %time2%
set t2=%ns%

rem 计算时间差
set /a tdiff=%t2%-%t1%
echo 间隔%tdiff%秒>>1.txt
 
1pause

if %tdiff% LSS %timebiao% goto :timnext

echo %tdiff%
echo %time%
echo 外网不通，持续x分钟
1pause

cls

echo =================================>>1.txt
echo =================================>>1.txt
echo =================================>>1.txt
echo =================================>>1.txt

exit

:neta
echo 外网通畅
1pause


echo =================================>>1.txt
echo okokokokokokokokokokokokokokokoko>>1.txt
echo okokokokokokokokokokokokokokokoko>>1.txt
echo =================================>>1.txt

exit


:time2sec
rem 将时间转换成秒数，保存到ns中
set tt=%1
set hh=%tt:~0,2%
set mm=%tt:~3,2%
set ss=%tt:~6,2%
set /a ns=(%hh%*60+%mm%)*60+%ss%
goto :eof
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