Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem review. 1. Finally, the long-awaited Instant Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem has arrived. It took about two days to arrive, and it was delivered in a sturdy paper box in excellent packaging. 2. If you open the box, there is a charger and usb port I'm happy that it's all shipped in clean condition. Finally, the Motorola MB8611 DOCS..
