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I have a modem MB7220 by Motorola with DOCSIS 3.0. Does anyone know if it is supported by Comcast. My old modem DOCSIS is 2.0. I was recently told that the old modem will not be supported early next year. Thank you for you help.
See if this helps:
Yes. It's on their "Approved Devices" list;
It's good for speed tiers of up to 200 Mbps.
Hmmm.. The link works here. Here's a screenshot;