Powershell script to add app to VNET integration
$subscription_id = "<Subscription_ID>"
$NetworkName = "<Network_Name>"
$location = "<Region>"
$netrgname = "<Resource_Group_VNet_is_in>"
$AppServiceName = "<AppService_Name>"
$props = @{
"vnetResourceId" = "/subscriptions/$subscription_id/resourcegroups/$netrgname/providers/Microsoft.ClassicNetwork/virtualNetworks/$NetworkName";
"certThumbprint"= "<Client_cert_thumbprint>";
"certBlob"= "<Base64_Cert_Data>";
"routes" = $null;
}
New-AzureRMResource -ResourceName "$AppServiceName/$AppServiceName-to-$NetworkName" -Location $location -ResourceGroupName MarcusWebsites -ResourceType Microsoft.Web/sites/virtualNetworkConnections -PropertyObject $props -ApiVersion "2015-08-01" -force