The upgrade raised connection speeds for customers with two of the three Internet packages that Cox offers, and those modems are not compatible with the higher speeds.

So I got a letter from Cox in Las Vegas stating that I need to buy a new modem from them for 60 bucks because they are going to DOCSIS 2.0, and anything not compliant won't work after March 1.Does ...

Cox cuts some users’ uploads from 30Mbps to 10Mbps—here’s how to avoid it Cox notifies users of speed cut, fails to mention they can keep current plan.

A software upgrade that went awry knocked some Cox Communication Internet users offline in Northern Virginia, forcing customers to replace their cable modems, the Atlanta-based firm said. Cox ...