Knowledge Centre

Clear answers for the connected world.

Practical guides and explanations to help you understand your Layer 3 services, solve common problems and make informed choices about connectivity, security and digital care.

Browse Topics Get Support

Athena — knowledge, applied

Browse by topic

Find guidance for what you are trying to do

These topic areas cover the questions we are asked most. Select a path to explore the related Layer 3 service or guidance.

Internet and Fibre

Understand Fibre, Fixed Wireless, LTE / 5G and Business Internet options and how they fit different needs.

Explore Internet

Wi-Fi and connected devices

Improve coverage, placement and performance around your home or office without guessing.

View guidance

LTE / 5G and Fixed Wireless

Learn when wireless connectivity is the right choice and what to expect from available networks.

Explore LTE / 5G

Security and safer browsing

Simple ways to keep households and small businesses safer online, from DNS filtering to everyday habits.

Explore Security

Digital Care and remote help

Find out how remote support, endpoint visibility and guided diagnosis can solve more than line problems.

Explore Digital Care

Accounts and services

Service changes, account questions and how to reach the right Layer 3 team.

Visit Support Centre

Business connectivity

What offices, branches and remote teams should consider when choosing dependable business Internet.

Business Internet

Orion guidance

How Orion AI helps you understand problems, choose suitable services and know when to escalate.

Meet Orion

Start with the basics

A few practical starting points

Understanding your connection: what the line does, what the router does, and where the two get confused.
Improving Wi-Fi around the home or office: placement, walls, interference and the far-bedroom problem.
Keeping devices and browsing safer: practical habits and network-level protection for households and small teams.
Knowing when to contact support: the details that make a support conversation shorter and more useful.

Honest scope

Content will grow as services develop

The Knowledge Centre is a structured landing page for now. Detailed articles and search will be added as the Layer 3 service and customer platform mature.

How it works

From question to answer

Step 1

Choose a topic

Pick the area closest to your question, from Internet and Fibre to security, Digital Care and Orion.

Step 2

Find a clear explanation

Each guide is written in plain language, with practical context rather than jargon.

Step 3

Follow practical next steps

Use the suggested actions to improve, check or escalate the situation with confidence.

Step 4

Contact Layer 3 when needed

Some matters need a person. The Knowledge Centre helps you reach the right channel with context.

Still need help?

Talk to Support, Digital Care or Orion

Some questions need a person, others benefit from guided remote support or AI-assisted explanations. Choose the path that fits your situation.

Assistance

Need an answer now?

Browse the topics above, visit the Support Centre, or explore Layer 3 Internet services to find the right fit.

Visit Support Centre Explore Layer 3 Internet