Controller Communication with the License Server
Functionality can be added temporarily or permanently to a controller through the Functionality Management System. The added functionality is managed by a license server. It can be accessed through the controller GUI, the web GUI, or the ToolsTalk 2 GUI.
The address to the server must be configured, this is done in the controller Settings  .
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To set the communication between the controller and the license server:
- Select a controller in the Plant structure  . .
- Go to theSettings  tab. tab.- The workspace area displays the Settings menus. 
- In the License Server menu, enable or disable the communication by setting the switch to the desired position. 
- If the communication is enabled, set the Server host address. 
- If the communication is enabled, set the Server port number. 
- Click the Sync button to synchronize the functionality management between the controller and the license server. 
| Parameter | Description | Default | Comment | 
|---|---|---|---|
| License server enabled | Enables or disables communication to the license server. | Off | |
| Server host | The IP address of the server. | ||
| Server port | Port number of the server. | ||
| Sync | Command button. Synchronizes the licenses with the license server. | Visible when the communication is enabled. | 
The Sync command forces a synchronization between the controller and the license server. Synchronization shall normally occur automatically on a regular basis if the controller is in normal communication with the server. The command button may be used if synchronization has not been performed on a regular basis.