Using your C2100 modem

Learn about using your C2100T or C2100Z modem/router, including features and specs, popular modem settings y solución de problemas. You can also watch a video about controling WiFi on your C2100.

Older CenturyLink modem

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

Modem setup instructions

Features & specifications

Compatible con WiFi:

2.4 GHz: 802.11 b/g/n

5 GHz: 802.11 ac (WiFi 5)

The Technicolor C2100T and Zyxel C2100Z gateway modems are tested and certified to run at these speeds^* on the CenturyLink^® Fiber Internet network:

Technology Type	Tested speed
ADSL	hasta 7 Mbps
ADSL2+	up to 20 Mbps (40 Mbps pair bond)
VDSL	up to 40 (100 Mbps pair bond)
Fibra	hasta 940 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 para más información.

Technicolor C2100T info sheet (PDF)

Zyxel C2100Z info sheet

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

Conecta dispositivos a tu red WiFi

Connect using WPS

2.4 vs. 5 GHz wireless frequencies

Manual WAN setup (advanced)

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

Modem Settings Guide

Consejos para solucionar problemas con el módem

¿Sabías que? If your internet connection is spotty or slow, the best place to start is to reiniciar tu módem.
¿Sigue sin funcionar bien? Check to see if your modem firmware is up to date.

Download C2100T firmware

Download C2100Z firmware

Consejo: si el enlace del firmware no funciona, intenta con otro navegador (Se sabe que Chrome tiene problemas con este tipo de enlace). De lo contrario, haz clic con el botón derecho en el enlace, selecciona "copiar la dirección del enlace" y luego pega el enlace en una nueva pestaña del navegador.