Network Service Tiers Documentation Release Notes This page contains release notes for features and updates to the Network Service Tiers service. Latest API version: alpha Aug 2017 Aug 22, 2017 Network Service Tiers is available in Alpha. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated August 23, 2017.