NETGEAR CAX30 Modem Router Setup Guide
People often want to know how to upgrade their home network for faster, more reliable internet. This guide explains the key benefits of a WiFi 6 router with a built-in cable modem, covering multi-gigabit speeds and improved device capacity. It is ideal for households with heavy streaming, gaming, and many connected devices.
Compatible with major cable internet providers like Xfinity, Spectrum, and Cox, but not with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or bundled voice services. It is best for cable plans up to 2Gbps.
It provides coverage up to 2,000 sq. ft. for 25 devices and delivers dual-band WiFi 6 (AX2700) speeds up to 2.7Gbps. For wired connections, it has four 1 Gig Ethernet ports—which support port aggregation—and one USB 3.0 port for computers, game consoles, streaming players, storage drives, and other devices.
This device replaces your cable modem and WiFi router, saving up to $168 per year on equipment rental fees. It features DOCSIS 3.1 and 32×8 channel bonding.
For security, NETGEAR Armor offers enhanced protection against hackers, malware, and identity theft at home or on the go, and includes a 30-day trial. All NETGEAR devices come with built-in security measures, enhanced safety features, and updates to help protect your family.
You can easily set up and manage your WiFi using the Nighthawk app.
Technical Specifications
- Wireless Networking Standard: Wi-Fi 6 (802.11ax)
- Maximum Theoretical Data Rate: Up to 9.6 Gbps (gigabits per second)
- Frequency Bands: Dual-band operation (2.4 GHz and 5 GHz)
- Channel Bandwidth: Supports 20, 40, 80, and 160 MHz channels
- Modulation: 1024-QAM (Quadrature Amplitude Modulation)
- Multi-User Technology: OFDMA (Orthogonal Frequency-Division Multiple Access) for both uplink and downlink
- Spatial Streams: Typically supports 8×8 MU-MIMO (Multi-User, Multiple Input, Multiple Output)
- Target Wake Time (TWT): Supported for improved client device battery life
- Backwards Compatibility: 802.11a/b/g/n/ac (Wi-Fi 5 and earlier generations)
- Security Protocol: WPA3 (Wi-Fi Protected Access 3) certification recommended
- Typical Range: Up to 150 feet / 45 meters (varies based on environment and obstructions)
- Common Device Compatibility: Compatible with modern smartphones, laptops, tablets, smart home devices, and gaming consoles supporting Wi-Fi 6 or earlier standards.
