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Using your Zyxel PK5000Z modem

Learn about using your PK5000Z modem/router, including features and specs, popular modem settings, and troubleshooting. You can also watch a video about controling WiFi on your PK5000Z.

Older CenturyLink modem

This modem is being retired — time to get a replacement!

Zyxel PK5000Z modem
Modem setup instructions

Features & specifications

WiFi supported:  2.4 GHz 802.11 b/g/n

The Zyxel PK5000Z gateway modem is tested and certified to run at these speeds* on the CenturyLink® High-Speed Internet network:

Technology Type Tested speed
ADSL up to 7 Mbps
ADSL2+ up to 20 Mbps

*Customer speed experiences will vary, particularly when accessing the internet wirelessly from different devices. Maximum download/upload speeds given are via a wired connection. Internet speeds are not guaranteed due to conditions outside of network control, including customer location, devices, equipment, and access over a wired or wireless connection; see centurylink.com/internetpolicy for more information.

Top modem settings and tasks

Learn how to manage your internet and WiFi network using your modem. Below are some of our most popular topics. You can also visit the modem settings guide for a complete overview of settings and options.

How to read the modem lights
Connect devices to your WiFi network
Connect using WPS
Manual WAN setup B (advanced)

Learn how to access your modem settings and how you can use them to manage your network.

Modem Settings Guide

Modem troubleshooting tips

  • Did you know?  If your internet connection is spotty or slow, the best place to start is to reboot your modem.

  • Still not running right? Check to see if your modem firmware is up to date.

Download PK5000Z 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.

Video: How to control your wireless settings

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