color 0a echo. 按1加回车IP改成班级局域网IP echo. 按2加回车IP改成自动IP(寝室) set /p choice= 您的选择: echo. if "%choice%"=="1" goto ip1 if "%choice%"=="2" goto ip2 if "%choice%"=="3" goto end if "%choice%"=="4" goto test goto main :ip1 echo IP自动设置开始.... echo. echo 正在设置IP及子网掩码 cmd /c netsh interface ip set address name="本地连接" source=static addr=192.168.1.156 mask=255.255.255.0 gwmetric=1 echo 设置完成 pause exit if errorlevel 2 goto main if errorlevel 1 goto end :ip2 echo IP自动设置开始.... echo. echo 自动获取IP地址.... netsh interface ip set address name = "本地连接" source = dhcp echo 自动获取DNS服务器.... netsh interface ip set dns name = "本地连接" source = dhcp @rem 设置自动获取IP echo 设置完成 pause exit