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Insights from the Core Comms team

Practical guides, project stories and updates on structured cabling, WiFi, CCTV and the wider network installation world.

Modern VoIP desk phone on a UK office desk, replacing older copper phone lines24 July 2026 · 8 min read

What Is the PSTN Switch-Off? A Guide for Businesses

The UK's old copper phone network is being switched off on 31 January 2027. Here's what changes, what stops working, and how to get your business ready.Read more Office meeting room with a frozen video conference call on the main screen8 June 2026 · 7 min read

Why Does Our Office Internet Freeze During Video Calls?

If your office internet only struggles when the cameras turn on, the problem is usually the network, not the internet itself. Here is how to find and fix it.Read more