DOCSIS 3.0 Cable Modem Router

CGNM-3550

The CGNM-3550 delivers speeds of up to 1.2Gbps (32×8) with thirty-two bonded downstream channels over its DOCSIS interface. The integrated four port Gigabit Ethernet switch and Wi-Fi 3×3 802.11n+802.11ac dual band MIMO Access Point enable fast and easy home entertainment networking.
Only sold through Service Providers
DOCSIS 3.0 Cable Modem Router - CGNM-3550

Full Dual Stack IPV4 / IPV6 Support

The CGNM-3550 supports full IPv4 routing features, as well as, full support for IPv6 routing and firewall. The CGNM-3550 supports both DSLite as well as 6RD for different IPv6 deployment and transition strategies.

 

Simply Secure Wireless Networking

The CGNM-3550 supports pre-configured and pre-enabled Wi-Fi security via Wi-Fi Protected Setup (WPS), allowing the end-user to rapidly set up a secure wireless network without manual configuration.

Key Specifications

  • DOCSIS/EuroDOCSIS 3.0 compliant and DOCSIS 3.0 certified
  • Two USB 2.0 host, supporting Network Attached Storage (NAS) functionality
  • Integrated DLNA Media Server with support for video, audio and image serving
  • Wi-Fi Access Point with 3×3 802.11n+802.11ac dual band MIMO internal antennas
  • Supports 32 SSIDs (16 SSIDs per radio)
  • Individual configuration for each SSID (security, bridging, routing, firewall and Wi-Fi parameters)
  • Extensive operator control via configuration file and SNMP
  • Well-defined LEDs clearly display device and network status
  • TR-69 and HNAP for easy setup and remote management
  • Enhanced management and stability for low total cost of ownership

Learn More about Cable Modems & Routers

Cable Modems Explained: Wi-Fi 6 vs 802.11ac

The first version of Wi-Fi was called 802.11. As new generations came out, the name was represented as 802.11 followed by a combination of letters. For example, 802.11b, 802.11g and 802.11n. The difference between these standards is the bandwidth speed, frequency...

Cable Modems Explained: OFDM vs OFDMA

A cable modem uses a coaxial cable to bring an Internet connection into your home. The job of a cable modem is to directly communicate with your Internet service provider (ISP) to make this happen. Because a cable modem uses a wired connection, it offers a reliable...

Cable Modems Explained: Compatibility with Service Providers

A modem is a device that connects your computer or device to the Internet. A cable modem gives you a cable Internet connection. On its own, a cable modem provides a wired connection. To get wireless Internet (Wi-Fi) you need a router or cable modem router. However,...

What is Required to be an Approved Xfinity Router?

When setting up your wireless home Internet network, you need a router. You also need a modem. A modem and router communicate with one another to transfer and translate data from your Internet service provider (ISP) to your devices. We have many resources covering...

What is Required to be an Approved Spectrum Modem?

Are you setting up Internet in your home for the first time? Or, upgrading your home network setup? Either way, you need a modem. If you are looking for Wi-Fi, then you need a router, too. This page is all about what is required to be an approved Spectrum modem. If...

Other Products to Consider

Modem Type
DOCSIS 3.0 (32x8)
DOCSIS 3.1 (32x8)
DOCSIS 3.1 (32x8)
DOCSIS 3.1 (32x8)
Frequency
Fixed 5-85
Fixed 5-85
Fixed 5-85
Switchable 5-42/5-85MHz
WiFi
3x3 5GHz 802.11ac / 3×3 2.4GHz 802.11n
4×4 5GHz 802.11ac / 3×3 2.4GHz 802.11n
4×4 5GHz 802.11ac / 3×3 2.4GHz 802.11n
4×4 5GHz 802.11ac / 3×3 2.4GHz 802.11n
Wired LAN
4x GigE / 2x USB 2.0 Type A Host
4x GigE / 1x Bonded MoCA 2.0 / 1x USB 3.0 Host
4x GigE / 1x Bonded MoCA 2.0 / 1x USB 3.0 Host
4x GigE / 1x USB 3.0 Host
Voice
---
---
2 Voice Ports + External Battery
---

Documentation

*DOCSIS 3.1 is a CableLabs standard for high speed Internet access that defines support for up to 10 Gbps downstream and 1 Gbps upstream. Actual cable operator network speeds will vary and will be less than the calculated maximum possible speeds. Actual upload and download speeds are affected by several factors including, but not limited to: the capacity of your cable operator’s network, the services offered by your cable operator, cable and Internet network traffic, your computer equipment etc.

Let us tell you more about the CGNM-3550 DOCSIS 3.0 Cable Modem Router.