将内网网卡名改为"lan"，将外网网卡名改为"wlan"
REM copyright unixetc.com
@echo off
set /p input=a:内网/b:外网/c:禁用/d:开启
if "%input%"=="a" goto MA
if "%input%"=="b" goto MB
if "%input%"=="c" goto MC
if "%input%"=="d" goto MD
if not "%input%"== "a" (if not "%input%"=="b"(if not "%input%"=="c" (if not "%input%"=="d" goto ME)))
:MA
echo 单开内网
netsh interface set interface "lan" enabled
netsh interface set interface "wlan" disabled
ping 133.