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Wi-Fi & networks

Designing, installing and fixing business Wi-Fi and networks, including UniFi and Omada.

27 articles

Wi-Fi & networks21 Oct 2026

What is spanning tree, and why is it the hidden gremlin on your network?

Spanning tree stops network loops. Badly configured, it causes the intermittent faults nobody can reproduce. What it does, how it fails and how to…

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Wi-Fi & networks21 Oct 2026

Renovating or moving? Get the network in before the plasterer

Nobody forgets the electrician. Data cabling is the same job with the same consequences, and it is almost always an afterthought. When to actually…

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Wi-Fi & networks14 Oct 2026

Starlink with UniFi and Omada: why your gateway keeps dropping it

Why UniFi and Omada mark a working Starlink line as down, and the health check, bypass mode and CGNAT settings that stop the network…

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Wi-Fi & networks4 Oct 2026

Wi-Fi for holiday lets and Airbnbs: how 5G fills the gap

Bad Wi-Fi is a fast route to a poor review. How 5G keeps holiday lets and Airbnbs online during faults, at new properties and…

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Wi-Fi & networks1 Oct 2026

How to set up a TP-Link Omada OC300: a first-time guide

A clear, first-time setup guide for the TP-Link Omada OC300 hardware controller: connect it, create your account and site, adopt your gateway, switches and…

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Wi-Fi & networks29 Sep 2026

How to set up a UniFi Dream Machine: a first-time guide

A clear, first-time setup guide for a UniFi Dream Machine: connect it up, create your admin account, configure the internet, set up WiFi, adopt…

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Wi-Fi & networks22 Sep 2026

How to update firmware and back up a TP-Link Omada OC300

Keeping firmware current and taking backups are the two bits of Omada maintenance everyone should do and most never get round to. Here is…

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Wi-Fi & networks20 Sep 2026

Setting up TP-Link Omada for hotels and HMOs: the VLAN and PPSK mistakes we fix

How to set up TP-Link Omada for hotels and HMOs, and the VLAN, ACL, controller and PPSK mistakes that let residents see each other…

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Wi-Fi & networks20 Sep 2026

How to update firmware and back up a UniFi Dream Machine

Keeping firmware current and taking backups are the two bits of UniFi maintenance everyone should do and most never get round to. Here is…

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Wi-Fi & networks17 Sep 2026

Setting up a UniFi Dream Machine for hotels and HMOs: the VLAN and PPSK mistakes we fix

How to set up a UniFi Dream Machine for hotels and HMOs, and the VLAN, PPSK and isolation mistakes that let residents see each…

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Wi-Fi & networks9 Sep 2026

How to set up remote access (VPN) on TP-Link Omada (OC300)

A VPN lets your team reach the office network securely from anywhere. Here is how to set up remote access on TP-Link Omada with…

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Wi-Fi & networks9 Sep 2026

Wi-Fi in listed and period buildings: what actually works

Why old buildings defeat Wi-Fi, what listed building consent covers inside as well as out, and the approach that gets coverage without damaging the…

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Wi-Fi & networks7 Sep 2026

How to set up remote access (VPN) on a UniFi Dream Machine

A VPN lets your team reach the office network securely from anywhere. Here is how to set up remote access on a UniFi Dream…

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Wi-Fi & networks30 Aug 2026

Ubiquiti UniFi problems: what the dashboard is telling you, and what to actually do

The most common Ubiquiti UniFi problems in business networks, from sticky devices and roaming faults to VLANs and dashboard warnings nobody can read.

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Wi-Fi & networks30 Aug 2026

TP-Link Omada problems: the faults we see most, and how they are actually fixed

Teams calls freezing, devices that will not connect, adoption stuck on pending. The Omada faults we see most in business networks, and the fix…

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Wi-Fi & networks26 Aug 2026

How to set up VLANs on TP-Link Omada (OC300): keeping CCTV, IoT and payments separate

VLANs keep a hacked camera or cheap smart device away from the computers that run your business. Here is how to set up VLANs…

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Wi-Fi & networks24 Aug 2026

How to set up VLANs on a UniFi Dream Machine: keeping CCTV, IoT and payments separate

VLANs stop a hacked camera or cheap smart device reaching the computers that run your business. Here is how to set up VLANs on…

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Wi-Fi & networks13 Aug 2026

How to set up guest WiFi on TP-Link Omada (OC300)

A step-by-step guide to safe guest WiFi on TP-Link Omada with an OC300: a dedicated guest SSID, the Guest Network option, a separate guest…

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Wi-Fi & networks11 Aug 2026

How to set up guest WiFi on a UniFi Dream Machine

A step-by-step guide to setting up safe guest WiFi on a UniFi Dream Machine: a dedicated guest network, the guest mode and client isolation,…

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Wi-Fi & networks1 Aug 2026

Cross-channel interference: the hidden reason your Wi-Fi feels slow

Full bars but slow Wi-Fi? Cross-channel interference is a common, overlooked cause. What it is, how it affects your network and how to fix…

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Wi-Fi & networks24 Jul 2026

7 Mistakes You’re Making with Your Office WiFi (and How to Fix Them)

Buffering, dead zones and dropped calls are not bad luck. The seven most common office Wi-Fi mistakes we see, and exactly how to fix…

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Wi-Fi & networks27 Jun 2026

Guest Wi-Fi: the settings every business should check

Guest Wi-Fi can quietly become a back door into your business. The settings to check: separation, client isolation, passwords, portals and limits.

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Wi-Fi & networks24 Jun 2026

Should my business phones be on their own VLAN?

If your phones run over the internet, they share the network with everything else. When a voice VLAN genuinely helps, and when it is…

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Wi-Fi & networks11 Jun 2026

What is a VLAN? A normal person’s guide

A VLAN keeps the different things on your network in separate lanes. Explained with an office-building analogy, with examples for guests, CCTV and phones.

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Wi-Fi & networks31 May 2026

High-density WiFi: how we keep 100+ guests connected in hotels and HMOs

When 100+ devices compete for airtime, a consumer router fails. How we design high-density Wi-Fi for hotels and HMOs: surveys, placement and VLANs.

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Wi-Fi & networks16 May 2026

Wi-Fi slow in one part of the building? Try these things first

Placement, channels, power and roaming: the four usual causes of one dead corner, how to tell which you have, and what to check before…

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Wi-Fi & networks13 May 2026

Is it your Wi-Fi or your internet? A 5-minute test

Half the time the internet is fine and the Wi-Fi is the problem. A five-minute test with a cable, a speed test and a…

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