change-network-settings.bat

@ECHO OFF
SETLOCAL ENABLEEXTENSIONS
COLOR 0A
TITLE CHANGING NETWORK SETTINGS

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REM FOR USE AS A QUICK SWITCH BETWEEN LAN AND WAN DNS SERVERS, OR DHCP.
REM USE EITHER THE ROUTER'S DNS OR OPENDNS SERVERS.
REM CHANGE THE VARIABLES AS NEEDED.

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IF NOT "%1"=="MAX" START /MAX CMD /D /C %0 MAX & GOTO :EOF

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SET NETWORK=Wi-Fi
SET IPV4=192.168.1.100
SET SUBNET=255.255.255.0
SET GATEWAY=192.168.1.1
REM WAN USES OPENDNS
SET DNS1=208.67.220.220
SET DNS2=208.67.222.222
SET LOCAL_DNS=192.168.1.1

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ECHO CHANGING NETWORK SETTINGS: & ECHO=
ECHO VALUES SET IN SCRIPT: & ECHO=
ECHO ===============================================
ECHO:      IP       ^|     SUBNET    ^|   GATEWAY   =
ECHO: %IPV4% ^| %SUBNET% ^| %GATEWAY% =
ECHO =============================================== & ECHO=
ECHO [1] SET WAN OPENDNS [ %DNS1% ^| %DNS2% ]
ECHO [2] SET LAN DNS [ %LOCAL_DNS% ]
ECHO [3] SET DHCP
ECHO [4] EXIT

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CHOICE /C 1234 /N & CLS

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IF ERRORLEVEL 4 GOTO :EOF

IF ERRORLEVEL 3 (
    ECHO CHANGING NETWORK SETTINGS: & ECHO=
    ECHO DHCP
    netsh interface ip set address "%NETWORK%" dhcp
    netsh interface ip set dnsservers name="%NETWORK%" source=dhcp
)

IF ERRORLEVEL 2 (
    ECHO CHANGING NETWORK SETTINGS: & ECHO=
    ECHO IP: %NETWORK%
    ECHO SUBNET: %SUBNET%
    ECHO GATEWAY: %GATEWAY%
    ECHO DNS 1: %DNS1%
    ECHO DNS 2: %DNS2%
    netsh interface ip set address name="%NETWORK%" static %IPV4% %SUBNET% %GATEWAY% 1
    netsh interface ip set dns name="%NETWORK%" static %DNS1% >NUL
    netsh interface ip add dns name="%NETWORK%" %DNS2% index=2 >NUL
)

IF ERRORLEVEL 1 (
    ECHO CHANGING NETWORK SETTINGS: & ECHO=
    ECHO IP: %NETWORK%
    ECHO SUBNET: %SUBNET%
    ECHO GATEWAY: %GATEWAY%
    ECHO DNS: %LOCAL_DNS%
    netsh interface ip set address name="%NETWORK%" static %IPV4% %SUBNET% %GATEWAY% 1
    netsh interface ip set dns name="%NETWORK%" static %LOCAL_DNS% >NUL
)

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PAUSE