网络问题

:begin

@echo off
echo checking ....
for /f "skip=7 tokens=2* delims=(%%" %%a in ('ping -n 2 IP') do (
echo %%a %% lost
if "%%a"=="100" goto lost
)

goto begin

:lost

ipconfig  /release *大网*
ipconfig  /renew *大网*

goto begin