Merge pull request #206930 from vhorne/fw-preview

add PS to enable FW structured logs

Author: PRMerger17

articles/firewall/firewall-preview.md

@@ -5,7 +5,7 @@ services: firewall
 author: vhorne
 ms.service: firewall
 ms.topic: conceptual
-ms.date: 07/25/2022
+ms.date: 08/04/2022
 ms.author: victorh
 ---
 
@@ -93,7 +93,22 @@ New resource specific tables are now available in Diagnostic setting that allows
 - [Network rule aggregation log](/azure/azure-monitor/reference/tables/azfwnetworkruleaggregation) - Contains aggregated Network rule log data for Policy Analytics.
 - [NAT rule aggregation log](/azure/azure-monitor/reference/tables/azfwnatruleaggregation) - Contains aggregated NAT rule log data for Policy Analytics.
 
-By default, the new resource specific tables are disabled. Open a support ticket to enable the functionality in your environment.
+By default, the new resource specific tables are disabled. 
+
+Run the following Azure PowerShell commands to enable Azure Firewall Structured logs:
+
+```azurepowershell
+Connect-AzAccount 
+Select-AzSubscription -Subscription "subscription_id or subscription_name" 
+Register-AzProviderFeature -FeatureName AFWEnableStructuredLogs -ProviderNamespace Microsoft.Network
+Register-AzResourceProvider -ProviderNamespace Microsoft.Network
+```
+
+Run the following Azure PowerShell command to turn off this feature:
+
+```azurepowershell
+Unregister-AzProviderFeature -FeatureName AFWEnableStructuredLogs -ProviderNamespace Microsoft.Network 
+```
 
 In addition, when setting up your log analytics workspace, you must select whether you want to work with the AzureDiagnostics table (default) or with Resource Specific Tables.