@echo off
setlocal enabledelayedexpansion

:: Read the MAC, IP address, and gateway pairs from the file
for /f "tokens=1,2,3 delims=," %%a in (C:\temp\MAC_IP_Gateway.txt) do (
    set "desiredMAC=%%a"
    set "desiredIP=%%b"
    set "desiredGateway=%%c"

    echo DesiredMAC: !desiredMAC!
    echo DesiredIP: !desiredIP!
    echo DesiredGateway: !desiredGateway!

    :: Get all network adapters
    for /f "tokens=1,2,3 delims=," %%x in ('getmac /v /fo csv /nh') do (
        set "connection=%%x"
        set "adapter=%%y"
        set "mac=%%z"

        set "connection=!connection:~1,-1!"
        set "adapter=!adapter:~1,-1!"
        set "mac=!mac:~1,-1!"
            
        echo Connection: !connection!
        echo Adapter: !adapter!
        echo MAC Address: !mac!

        :: Check if the MAC address matches the desired one
        if "!mac!"=="!desiredMAC!" (
            echo Found the NIC 
            echo Connection: !connection!
            echo Adapter: !adapter!
            echo MAC Address: !mac!

            :: Set the IP address and gateway
            :: Replace "255.255.255.0" with the desired subnet mask
            set "command=netsh interface ip set address "!connection!" static !desiredIP! 255.255.255.0 !desiredGateway! 1"
            echo Windows Command: !command!
            @echo on
            !command!
            @echo off
        ) else (
            echo Not found the desired MAC
        )
    )
)