param
 (
  [Parameter(Mandatory = $true,HelpMessage="Please enter the network adapter name you want to test. ")][string] $networkAdapterName = "Wi-Fi",
  [Parameter(Mandatory = $true,HelpMessage="Please enter the interval in SECCONDS between next network connection tests")][int] $intervalBetweenNetworkConnectionTests = 10
 )

 function WaitBeforeNextConnectionTest
 {
      Write-Host "Sleep for $intervalBetweenNetworkConnectionTests secconds";

      Start-Sleep -Seconds $intervalBetweenNetworkConnectionTests;
 }

 function TestConnectionWithServer
 {
     param([Parameter(Mandatory = $true)][string]$uri)

     Write-Host "Connecting to : $uri";
     Test-Connection $uri -Quiet ;
 }

 function ResetNetWorkAdapter
 {
    $isAdapterOnHost = DoesNetworkAdapterExistOnCurrentHost;

    if($isAdapterOnHost -eq $FALSE)
    {
        throw "Adapter $networkAdapterName does not exist on the current Host make sure to use a correct name. You can list network adapters by using Get-NetAdapter";
    }


    Write-Host "Reseting $networkAdapterName";

    Restart-NetAdapter "$networkAdapterName";
 }

 function DoesNetworkAdapterExistOnCurrentHost
 {
    Get-NetAdapter | ForEach-Object {
        if($networkAdapterName -eq $_.Name)
        {
            return $TRUE;
        }
    }

    return  $FALSE;
 }

 function IsUseInAdminRole
 {
    If (-NOT ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator"))
    {
        Write-Warning "You do not have Administrator rights to run this script!`nPlease re-run this script as an Administrator!";
        break;
    }
 }

 function Main
 {
    IsUseInAdminRole;

    $DEFAULT_GATEWAY_ADDRESS = Get-NetIPConfiguration | Where-Object InterfaceAlias -eq $networkAdapterName |Select-Object -ExpandProperty IPv4DefaultGateway | Select-Object -ExpandProperty NextHop ;

    while($true)
    {
        Try
        {

            Write-Host "--------------------Starting Connection Test----------------------";

            Write-Host "Testing Gateway Connection";

            $isConectedToGateWay = TestConnectionWithServer -uri $DEFAULT_GATEWAY_ADDRESS;

            if($isConectedToGateWay)
            {
                Write-Host "GateWay Connection OK!" -foregroundcolor "green";

                Write-Host "Testing Internet Connection";

                $isConnectedToInternet = TestConnectionWithServer -uri "8.8.8.8";


                if($isConnectedToInternet)
                {
                    Write-Host "Internet connection OK!" -foregroundcolor "green";

                }
                else
                {
                    Write-Host "Internet connection FAILURE!" -foregroundcolor "red";
                    ResetNetWorkAdapter;
                }

            }
            else
            {
                Write-Host "GateWay Connection FAILURE!" -foregroundcolor "red";
                ResetNetWorkAdapter;
            }
        }
        Catch
        {
            $exceptionLine = $_.InvocationInfo.ScriptLineNumber;
            Write-Host "Exception has occured during Script execution at line $exceptionLine terminating" -foregroundcolor "red";
            Write-Host "Exception Message :  $_.Exception.Message" -foregroundcolor "red";
            break;
        }


        WaitBeforeNextConnectionTest;
    }
 }

 Main;