The serial number can be located on the bottom panel of the unit and in the GUI (Graphical User Interface) of the SB6120.  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 can be located on a white sticker on the bottom of the device. The serial number of the device is listed as the S/N number.
![Image](https://arris.my.salesforce.com/servlet/servlet.ImageServer?id=015a0000002qCCc&oid=00D30000000kUAL&lastMod=1384299749000)
Locating the Serial Number in the GUI (Graphical User Interface)
- 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.
![Image](https://arris.my.salesforce.com/servlet/servlet.ImageServer?id=015a0000002qCC3&oid=00D30000000kUAL&lastMod=1384299334000)
 - Click the Addresses link at the top. The Software Status page appears. The serial number will be displayed (as shown below).
![Image](https://arris.my.salesforce.com/servlet/servlet.ImageServer?id=015a0000002qCDB&oid=00D30000000kUAL&lastMod=1384299977000)