Buying a modem for a Comcast Triple Play plan is a bit unique because you need a device that includes an to support your phone line. Standard modems won't work for the "Voice" part of your package.
: A solid alternative for slightly lower speed tiers (up to 800Mbps), this model also provides two phone lines and four Ethernet ports. Like the CM2050V, it uses DOCSIS 3.1 technology to future-proof your connection against upcoming speed upgrades from Comcast. buy modem for comcast triple play
Here are the top-rated modems specifically certified for Xfinity Triple Play: Top Recommendations Buying a modem for a Comcast Triple Play
: Look for models that explicitly state they have Tel 1 and Tel 2 ports. Many high-end modems like the Motorola MB8611 or ARRIS SB8200 are great for internet, but do not support phone services . Like the CM2050V, it uses DOCSIS 3