# Basic Features

# Central Administration

You can access Central Administration configurations by navigating to Services > Central Admin.

Select Enable to connect to the SD-M controller.

Fill in the relevant parameters accordingly

“Server Binding Code” is inside the icon in the upper right corner of the controller page, as shown in the figure:

The Access Token is generated after the SD-M Central Manager registers the device, as shown in the following figure:

After entering the web page, click on the left menu System > System.

Under Time Synchronization on this page, you can enable NTP client and configure NTP server.

Under General Settings on this page, you can synchronize the time on the NTP-Server.

After entering the web page, click on the left menu System > Backup/Flash Firmware.

Under the Actions tab, upload a sysupgrade-compatible image to update the running firmware.

Browse and upload the required file.

After uploading the flash image, check the data integrity.

To keep the current settings, choose the option Keep settings and retain the current configuration .