Cisco DPQ3212
This piece of equipment has been plugged in since we bought the house. I have a regular cable modem and wifi. What does this Cisco DPQ3212 do and do I really need it? If I unplug it my phone doesn't ...
Forum Discussion
Hi Mark4387, the Cisco DPQ3212 is how we provide your Cox Digital Telephone service. This is why your phone stops working when you unplug the Cisco DPQ3212. As long as you subscribe to telephony service with Cox, you'll need a device like the DPQ3212. -Becky, Cox Support Forums Moderator
