: Confirm you have Cable service. Fiber customers must use Optimum's equipment.
If you have an , your options are more limited. This model is one of the few certified to support voice service alongside high-speed internet . Key Buying Guide for Optimum To ensure your modem works effectively with your service:
: To use your own modem, you must contact Optimum at 877-694-9474 to provide the new MAC address and activate the device. User Perspectives best modem to buy for optimum
: Optimum officially requires DOCSIS 3.1 modems for all speeds to ensure network health; DOCSIS 2.0 or 3.0 modems are no longer allowed.
is... about a million times better than the stock Optimum modems.” Best Buy : Confirm you have Cable service
One of the best value buys for 2026, offering a and modern mid-split support at a lower price point than competitors. Best All-in-One (Mesh): Netgear Orbi CBK752
: Stay away from modems with Intel Puma 6 or 7 chipsets, which are known for latency spikes and jitter. This model is one of the few certified
“With smart WiFi, [the Optimum gateway] picks between whether your smart devices pick up the 2G internet or the 5G. This “smart” WiFi will completely mess up any system you have.” Reddit · r/OPTIMUM · 2 years ago