What is the minimum supported release for LGWs?

The minimum supported release for Local Gateway devices (LGWs) is IOS-XE 16.12. This version provides the necessary features and stability enhancements that ensure compatibility with newer Webex Calling functionalities. It incorporates improvements that optimize the performance of LGWs, including support for modern telephony standards and integration with cloud services.

Using any version lower than 16.12 might lead to limitations in functionality, security vulnerabilities, or compatibility issues with other components of a Webex Calling environment. Thus, it is essential to use 16.12 or higher to guarantee a smooth operation and to take full advantage of the features offered by the Webex Calling service.