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Using your Actiontec C3000A modem
Recommended CenturyLink modem
Features of the Actiontec C3000A
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:
- ADSL – up to 7 Mbps
- ADSL2 – up to 25 Mbps (40 Mbps pair-bonded)
- VDSL – up to 100 Mbps (140 Mbps pair-bonded)
- Fiber (GPON) – up to 940 Mbps
Note: Listed speeds reflect the maximum download speed the technology can deliver on CenturyLink services. In-home speeds may differ based on router setup, devices and other factors.
Modem troubleshooting tips
- Did you know? If your internet connection is spotty or slow, the best place to start is rebooting your modem.
- Still not running right? Check to see if you need to update the modem's firmware.
Tip: If the firmware link doesn't work, try another browser (Chrome is known to have issues with this kind of link). Or, right-click the link, select "copy link address", then paste the link into a new browser tab.
Quick setup
Manual network (WAN) setup
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.
- Basic settings
- Wireless security
- 2.4 GHz or 5 GHz WiFi channel setup
- SSID setup
- MAC authentication
- WPS
- WMM (2.4 GHz only)
- WDS (2.4 GHz only)
- Wireless schedule
- 802.1x (2.4 GHz only)
Helpful WiFi topics
The modem status area of the user interface allows you to view several options and check how your modem is running.
- Connection status
- DSL1 or DSL2 status
- Internet status
- Ethernet status
- Wireless status (find best channel)
- View IPv6 address
- Firewall status
- Device table
- NAT table
- Routing table
- QoS table
- Resource table
The utilities menu gives you access to several additional tools to manage and test your modem.
- Reboot
- Restore defaults
- Upgrade firmware
- Ping test
- Traceroute
- Back up settings (Configuration save)
- Wireless diagnostics
- Diagnostic test
- Web activity log
- System log
- Time zone
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.
Blocking & filtering
Other settings
LAN settings
WAN settings
Setting up new service? Please note that a phone jack is required to set up CenturyLink internet service in your home. If you don't have a jack, chat with us to have one installed.
Top Modem/Router Topics
- Set up your modem and activate internet
- Connect devices to your WiFi network
- Should you use 2.4 or 5 GHz WiFi?
- CenturyLink compatible modems
- How to read your modem lights
- When and how to use modem reset
- How to return a modem
- How to upgrade your modem's firmware
- Modem or router: What's the difference?
View all Modem/Router topics
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