The serial number can be located on the bottom panel of the unit and in the GUI (Graphical User Interface) of the TM822G/CT & TM822R.  This document includes the following sections:
- Locating the Serial Number on the Bottom Panel
- Locating the Serial Number in the GUI (Graphical User Interface)
Locating the Serial Number on the Bottom Panel
The serial number is located on the bottom white sticker of the device as S/N.Â
Locating the Serial Number in the GUI (Graphical User Interface)
NOTE: If the TM822 is connected to a router, it is recommended to disconnect the router and connect the T822 directly to a computer with an Ethernet cable.
- Launch a web browser, such as Internet Explorer, Firefox, or Safari. Enter http://192.168.100.1 into the address box, and press the Enter key. The Status page appears.
 - Click the HW/FW Versions link on the top menu. The HW/FW Versions page appears. The serial number will be displayed (as shown below).