# Document history
<a name="doc-history"></a>

The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/inline-traffic-inspection-third-party-appliances/inline-traffic-inspection-third-party-appliances.rss).

| Change | Description | Date | 
| --- |--- |--- |
| [Added additional resources](#doc-history) | In the [Resources](https://docs.aws.amazon.com/prescriptive-guidance/latest/inline-traffic-inspection-third-party-appliances/resources.html) section, we added additional references about pricing and best practices for Gateway Load Balancers. | July 6, 2023 | 
| [Updated architecture diagrams](#doc-history) | We updated the route tables in the architecture diagrams. | April 24, 2023 | 
| [–](#doc-history) | Initial publication | December 21, 2021 |