bat批处理一键切换内外网IP

::修改说明
::替换【外网】为要修改的连接名称
::替换【10.157.41.156】为要修改的IP
::替换【255.255.255.0】为要修改的子网掩码
::替换【10.157.41.254】为要修改的默认网关
::替换【10.154.142.28】为要修改的首选DNS
::替换【10.154.142.29】为要修改的备用DNS


@echo off

:start

echo ============请输入数字选择下一步操作:

echo ============1：ip设置为10.157.41.156

echo ============2：设置为DHCP自动获取ip

set /P var="请选择:"

if %var%==1 goto ip10

if %var%==2 goto ipdhcp

:ip10

cls

netsh interface ip set address "外网" static 10.157.41.156 255.255.255.0 10.157.41.254

netsh interface ip set dns "外网" static 10.154.142.28 primary

netsh interface ip add dns "外网" 10.154.142.29

ipconfig /flushdns

echo **IP设置为10.157.41.156，设置成功**

echo ------------------------------------------

goto start

:ipdhcp

cls

netsh interface ip set address name="外网" source=dhcp

netsh interface ip delete dns "外网" all

ipconfig /flushdns

echo **IP设置为DHCP获取，设置成功**

echo ------------------------------------------

goto start