About this task
The Upgrade Multiple Controllers Trunk Utility allows you to upgrade CAFs from multiple devices on the same trunk. Access this utility from the Tools menu by selecting Trunk Utilities > Upgrade Multiple Controllers. This menu option is only available when a CAF is not open.
Note: All controllers with an application version prior to or equal to the current tool release mode are upgraded. Controllers with an application version later than the current tool release mode are not upgraded, and a Version Mismatch message appears.
After you select the devices and the directory in which to save the CAFs, the utility performs the following tasks: