Knowledge Base
Articles
Everything you need to know about CityFibre broadband, from choosing a provider to getting the most out of your connection.
CityFibre
What is an "AltNet"?
The rise of Alternative Networks in the UK broadband market.
CityFibre Coverage: Where Can You Get It?
How to check availability and what to do if CityFibre hasn't reached you yet.
CityFibre vs Openreach: Which Full Fibre is Better?
Comparing the two giants of UK infrastructure: The Incumbent vs The Challenger.
CityFibre vs Virgin Media: The Battle of the Networks
Cable vs. Full Fibre: Why the technology difference matters for speed and reliability.
Is Full Fibre More Eco-Friendly?
The environmental impact of switching to modern infrastructure.
What is CityFibre? The UK's Third National Network
Understanding CityFibre and how it challenges the Openreach monopoly.
Technical
Best Routers for Gigabit Fibre
Don't let your router be the bottleneck for your new ultra-fast connection.
Full Fibre vs 5G and Starlink: Wired or Wireless?
Can 5G home broadband or satellite internet really replace a cable in the ground?
FTTC vs FTTP: What's the Difference?
Demystifying the acronyms: Why Fibre to the Premises is the superior choice.
Do You Need a Static IP Address?
Who needs a fixed IP address and which providers offer it.
The End of Landlines: Moving to VoIP
Why your old phone won't plug into the wall anymore.
Understanding Ping and Latency: A Gamer's Guide
Why low latency is crucial for online gaming and how full fibre helps.
What is CGNAT and Why Should You Care?
Carrier Grade NAT explained and how it affects gaming and hosting.
Why Symmetrical Speeds Matter for Modern Homes
Upload speeds are just as important as download speeds for creators and remote workers.
Wi-Fi 6E and Wi-Fi 7: The Latest in Wireless
Understanding the latest generation of wireless technology.
Guides
Broadband for Renters and Students
Short contracts, no-drill options, and what to check before signing up.
What to Do When Your Broadband Goes Down
A step-by-step troubleshooting guide before you call your ISP.
Broadband Jargon Glossary
A plain-English guide to every acronym and technical term you'll encounter.
Business Broadband vs Residential: Do You Need an Upgrade?
When a home broadband package is not enough and what business-grade options exist on CityFibre.
Broadband Contract Lengths: 12, 18, or 24 Months?
Weighing the pros and cons of long-term commitments.
The CityFibre Installation Process: What to Expect
From the street to your router: A guide to getting connected.
Mesh Wi-Fi Explained: Banish Dead Zones
How mesh systems work and why they are perfect for full fibre homes.
How to Read a Broadband Fact Sheet
Decoding the small print: Minimum terms, CPI, and upload speeds.
Broadband Social Tariffs: Cheaper Internet for Eligible Households
Discounted packages for those on Universal Credit and other benefits.
How to Properly Test Your Broadband Speed
Are you getting what you paid for? How to test accurately.
How to Switch Your Broadband Provider
A step-by-step guide to changing your ISP without the headache.
What Makes a 'Good' ISP?
Beyond speed and price: Customer service, peering, and reliability.
Wholesale vs Retail: How the Broadband Market Works
Understanding the relationship between infrastructure builders and service providers.