03/22/17 - These cable modems are approved by Atlantic Broadband for use with their residential cable Internet services. Atlantic Broadband now only supports DOCSIS 3.0 modems that are listed here. As with all cable companies, ignore buying any DOCSIS 2.0 cable modems as they are on their way out of service.
Motorola SB6141 Cable Modem
Affords most cable internet tiers
Simple plug and play installation
Compatible with Windows, Mac, and Unix
One Ethernet port can be used with a wireless or wired router