Internet Toggle

Created by Andrew Schott, Modified on Thu, Jun 10, 2021 at 12:16 AM by Andrew Schott

.Synopsis

Toggle internet on/off, but preserve LAN connection

.DESCRIPTION

Requires local admin rights.

If a route to 0.0.0.0/0 exists remove it. If it does not exist

add it to the primary (or specified) interface with the assumed

(or specified) gateway address as the NextHop.

.EXAMPLE

InternetToggle.ps1 -DefaultGateway 10.0.0.1 -InterfaceIndex 19

.NOTES

Author : "Andrew Schott"<andrew@joletec.com>

version: 1.0

Date : 2021-06-10

param(

$DefualtGateway = "10.0.0.1",

$InterfaceIndex = (Get-NetIPConfiguration).NetProfile.InterfaceIndex

)

TRY{

Get-NetRoute -DestinationPrefix "0.0.0.0/0" -ErrorAction Stop

}CATCH{

New-NetRoute -DestinationPrefix "0.0.0.0/0" -InterfaceIndex $InterfaceIndex -NextHop $DefualtGateway

$RouteExisted = $false

}

IF($RouteExisted -eq $null){

Remove-NetRoute -DestinationPrefix "0.0.0.0/0" -Confirm:$false

}