Using your Calix C844G modem

Certified CenturyLink modem

Calix C844G modem

Features of the Calix C844G

WiFi supported:

  • 2.4 GHz: 802.11 b/g/n
  • 5 GHz: 802.11 ac (WiFi 5)

 

IP compatibility: IPv4, IPv6

Works with these CenturyLink internet services:

  • Fiber (GPON) – up to 940 Mbps

Note: Listed speeds reflect the maximum speed the technology can accomodate. In-home speeds may differ based on router setup, devices and other factors.

Modem troubleshooting tips


Chrome users, right click on the firmware link below and choose "Open link in a new tab."

Quick setup

Manual network (WAN) setup

If instructed to do so by a technician, you may need to change the WAN settings on your modem manually. Visit the WAN setup page for step-by-step instructions on different WAN configurations, including PPPoE, IPoE and transparent bridging.

Your modem's wireless settings control the WiFi network in your home. This model of router has 2.4 GHz and 5 GHz options for most wireless settings, with exceptions noted below. Click on the options below for details and step-by-step instructions.

Helpful WiFi topics

The following instructions may also apply in connecting some TVs, computers and other devices to your router's WiFi network. 

 

If you are trying to connect a device to your router that happens to contain "special characters" in the device name, you will need to adjust the modem settings. Follow the steps below before completing the device connection.

1. Open a web browser and type in http://192.168.0.1 to go to your modem user interface (GUI).

2. Log in using the "Admin Username" and "Admin Password" shown on the modem's label.

Calix C844G modem 2a
Calix C844G modem 2b

3. Select the Advanced Setup section in the main menu.

Calix C844G modem 3

4. In the left sidebar, select "DHCP Settings" under the LAN Settings section.

Calix C844G modem 4

5. Scroll down to item #4 and select "Allow Special Characters."

Calix C844G modem 5-6

6. Click "Apply" to save your changes.

The modem status area of the user interface allows you to view several options and check how your modem is running. 

  • Firewall status
  • Device table
  • NAT table
  • Routing table
  • Resource table

The utilities menu gives you access to several additional tools to manage and test your modem. 

 

Advanced settings give you even more control over your modem's configuration. Most of these are best for tech-savvy folks who are familiar with modems and networking. 

Remote management

Routing

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