If you are looking for support for an Arris product (including Surfboard modems or models beginning with "SB"), please call Arris Technical Support at: 1-877-466-8646
Look at the sticker on the bottom of your device. If your model number begins with: SB
Please call ARRIS if the device says “SURFboard” on it. Regardless of whether it is branded ARRIS, Motorola, or both; support details can be found Here
ARRIS will support all SURFboard products with the Motorola brand.