Change default network on windows to bypass proxy in cable company

changeNetworks.ps1

param (
    [Parameter(Mandatory=$true)]
    [boolean]$wifiPrimary
)
# Get-NetIPInterface
$wifiIndex = 12
$cableIndex = 10

$primaryMetric = 10
$secondaryMetric = 35

if($wifiPrimary) {
    Write-Host "Setup wifi as primary network"
    Set-NetIPInterface -InterfaceIndex $wifiIndex -InterfaceMetric $primaryMetric
    Set-NetIPInterface -InterfaceIndex $cableIndex -InterfaceMetric $secondaryMetric
    New-NetRoute -DestinationPrefix "172.19.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.21.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.22.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.23.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.24.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.25.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.26.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.27.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.29.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.30.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.31.0.0/16" -InterfaceIndex $cableIndex
    New-NetRoute -DestinationPrefix "172.32.0.0/16" -InterfaceIndex $cableIndex
}else {
    Write-Host "Setup cable as primary network"
    Set-NetIPInterface -InterfaceIndex $cableIndex -InterfaceMetric $primaryMetric
    Set-NetIPInterface -InterfaceIndex $wifiIndex -InterfaceMetric $secondaryMetric
}