script32.ps1

# script32.ps1
$Answer = Read-Host "Enter mode (Auto/Manual)"

switch ($Answer) {
    "Auto" {
        Remove-NetRoute -InterfaceAlias "Ethernet" -Confirm:$false
        Set-NetIPInterface -InterfaceAlias "Ethernet" -Dhcp Enabled
        Set-DnsClientServerAddress -InterfaceAlias "Ethernet" -ResetServerAddresses
    }
    "Manual" {
        New-NetIPAddress -InterfaceAlias "Ethernet" -IPAddress 192.168.1.10 -DefaultGateway 192.168.1.1 -PrefixLength 24
        Set-DnsClientServerAddress -InterfaceAlias "Ethernet" -ServerAddresses 8.8.8.8
    }
    Default {
        Write-Host "Wrong input!"
    }
}

Pause