@echo off
@echo 当前在线的IP有：>1.txt
for /f "tokens=3-5 delims=.: " %%a in ('ipconfig /all^|findstr /ic:"default gateway"') do (
    for /l %%i in (1,1,255) do (
  ping -n 1 -l 1 %%a.%%b.%%c.%%i && echo %%a.%%b.%%c.%%i>>1.txt
)
)
msg * /w 扫描IP完成，点确定查看当前在线的IP
start 1.txt&goto :eof
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@echo off & mode con cols=85 lines=2 & setlocal enabledelayedexpansion
(echo 扫描起始: !time!>~) & (echo 当前在线的IP有:>>~)
for /f "tokens=3-5 delims=.: " %%a in ('ipconfig /all^|findstr /ic:"default gateway"') do (
  for /l %%i in (1,1,255) do (
    (set /a k=%%i * 100 /255) & (title !k!%%) & (set /a j=%%i %% 3) & if "!j!"=="0" (set /p=^>< nul)
    ping -n 1 -l 1 -w 20 -i 10 -s 1 %%a.%%b.%%c.%%i>nul && echo %%a.%%b.%%c.%%i>>~
)) & (echo 扫描终止: !time!>>~)&(start write ~) & exit
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@echo off
arp -d
for /f "tokens=3-5 delims=.: " %%a in ('ipconfig /all^|findstr /ic:"default gateway"') do (
    for /l %%d in (1,1,255) do start /b ping /n 1 %%a.%%b.%%c.%%d
)
ping /n 11 127.1>nul
cls&for /f %%a in ('arp -a^|findstr "dynamic"') do echo %%a
pause>nul
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