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Fiber Broadband Provider

CenturyLink / Quantum Fiber Router Login & Setup Guide

CenturyLink & Quantum Fiber C4000XG, C3000Z modem gateway login, Transparent Bridging, and VLAN 201 tagging guide.

Open 192.168.0.1 ↗
Gateway IP
192.168.0.1
Default User
admin
Default Pass
Admin Security Key on sticker

How to set up your CenturyLink / Quantum Fiber router

  1. 1 Connect to your CenturyLink / Quantum Fiber Wi-Fi network.
  2. 2 Navigate to http://192.168.0.1 in your browser.
  3. 3 Log in with Username: admin and the Admin Security Key located on the modem label.
  4. 4 Set WAN configuration to Transparent Bridging with 802.1Q VLAN 201 when using external routers.

Other Fiber Broadband Providers

JioFiber (192.168.29.1) Airtel Xstream Fiber (192.168.1.1) BSNL FTTH Bharat Fiber (192.168.1.1) ACT Fibernet (192.168.1.1 / 192.168.0.1) Tata Play Fiber (192.168.1.1) AT&T Fiber (192.168.1.254) Xfinity Comcast (10.0.0.1) Verizon Fios (192.168.1.1) Spectrum Internet (192.168.1.1) Virgin Media UK (192.168.0.1) BT Broadband UK (192.168.1.254) Telstra Broadband Australia (192.168.0.1) Optus Broadband Australia (192.168.0.1) Rogers Ignite Canada (10.0.0.1) Sky Broadband UK (192.168.0.1) TalkTalk UK (192.168.1.1) Deutsche Telekom Germany (192.168.2.1) Vodafone Germany / UK (192.168.0.1) Orange France (Livebox) (192.168.1.1) Cox Communications (192.168.0.1) Starlink (SpaceX) (192.168.1.1) Bell Canada (192.168.2.1) Telus Canada (192.168.1.254) Frontier Fiber (192.168.254.254) Free (Freebox) France (192.168.1.254) KPN Netherlands (192.168.2.254) Movistar Spain (Telefónica) (192.168.1.1) TIM Italy (Telecom Italia) (192.168.1.1) TPG Telecom Australia (192.168.1.1) PLDT Home Fibr (192.168.1.1) Globe At Home (192.168.254.254) Telkom IndiHome (192.168.1.1) Singtel Broadband (192.168.1.254) TM Unifi (192.168.0.1) Telmex Infinitum (192.168.1.254) Vivo Fibra (192.168.15.1) STC Broadband (192.168.8.1) Etisalat by e& (192.168.1.1) Telia Broadband (192.168.1.1) SFR Box France (192.168.1.1) Bouygues Telecom France (192.168.1.254) Fastweb Italy (192.168.1.254) WindTre Italy (192.168.1.1) Iliadbox Italy (192.168.1.254) Swisscom Switzerland (192.168.1.1) Sunrise Switzerland (192.168.1.1) Proximus Belgium (192.168.1.1) Telenet Belgium (192.168.0.1) Ziggo Netherlands (192.168.178.1) A1 Telekom Austria (192.168.0.1) Orange Polska (192.168.1.1) Play Poland (192.168.1.1) Telenor Nordics (192.168.1.1) Elisa Finland (192.168.100.1) MEO Portugal (192.168.1.254) NOS Portugal (192.168.1.1) EE Broadband UK (192.168.1.254) Plusnet UK (192.168.1.254) Excitel Broadband (192.168.1.1) Hathway Broadband (192.168.1.1) Railwire RailTel (192.168.1.1) Kerala Vision Broadband (192.168.1.1) Alliance Broadband (192.168.1.1) T-Mobile 5G Home Internet (192.168.12.1) Verizon 5G Home Internet (192.168.0.1) Optimum (192.168.1.1) Hyperoptic (192.168.1.1) Community Fibre (192.168.1.1) Salt Fiber (192.168.1.1) Digi Communications (192.168.1.1) MásMóvil (192.168.1.1) O2 Germany (192.168.1.1) NTT FLET'S Hikari (192.168.1.1) au Hikari (192.168.0.1) SoftBank Broadband (192.168.3.1) NURO Hikari (192.168.1.1) KT Olleh GiGA (192.168.0.1) SK Broadband (192.168.35.1) Windstream Kinetic (192.168.254.254) Spark New Zealand (192.168.1.254) Aussie Broadband (192.168.20.1) Chunghwa Telecom (192.168.1.1) Totalplay (192.168.100.1) YouSee (192.168.1.1) LG Uplus (192.168.219.1) China Mobile (192.168.1.1) China Unicom (192.168.1.1) Claro Telecom (192.168.0.1) Ooredoo (192.168.100.1) Turkcell Superonline (192.168.1.1)
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Frequently asked questions

How do I log in to my CenturyLink / Quantum Fiber fiber router admin portal?

Connect to your CenturyLink / Quantum Fiber Wi-Fi network, navigate to http://192.168.0.1 in your browser, and enter username "admin" and password "Admin Security Key on sticker".

What should I do if the LOS light on my CenturyLink / Quantum Fiber router is blinking red?

A blinking red LOS (Loss of Signal) light indicates an optical fiber cable disconnection or an ISP outage. Verify the thin yellow fiber cable is firmly seated, and contact CenturyLink / Quantum Fiber support if the issue persists.

How can I change my CenturyLink / Quantum Fiber Wi-Fi password and network name?

Log in to http://192.168.0.1, go to Network/WLAN -> 2.4G/5G Settings, update the SSID and WPA Pre-Shared Key, then click Apply.