PSTN Switch-Off: What UK Businesses Need to Know | ET Works
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PSTN Switch-Off: What UK Businesses Need to Know

Written by: Marcus Evans

The PSTN switch-off is a significant technological shift that will affect how businesses communicate. As traditional landline networks are phased out, businesses need to understand the implications and prepare for the transition.

What is the PSTN Switch-Off?

The Public Switched Telephone Network (PSTN) is the traditional copper wire network used for landline phones. The switch-off involves the gradual decommissioning of this infrastructure, as it’s replaced by newer, more efficient technologies like Voice over Internet Protocol (VoIP).

Timeline for the PSTN Switch-Off

The exact timeline for the PSTN switch-off in the UK varies by region. However, the overall process was expected to be completed by the end of 2025, this has now been delayed until 31st January 2027. This means that businesses have more time to transition to alternative communication solutions before that date.

Services Impacted by the PSTN Switch-Off

The switch-off will primarily affect businesses that rely on traditional landline phones for their communication needs. This includes:

  • Landline phones: Both analogue and digital landlines will no longer be functional.
  • Fax machines: Traditional fax machines that rely on PSTN lines will also become obsolete.
  • Alarm systems: Some older alarm systems may be connected to the PSTN and will require upgrading.

How to Future-Proof Your Business

To ensure a smooth transition and avoid disruptions, businesses should consider the following steps:

  1. Assess Your Communication Needs: Evaluate your current communication requirements to identify the most suitable solutions.
  2. Transition to VoIP: VoIP offers a modern, flexible alternative to traditional landlines. It provides features like call forwarding, voicemail, and integration with other business applications.
  3. Upgrade Alarm Systems: If your alarm system is connected to the PSTN, investigate options for upgrading to a wireless/cellular or IP-based system.
  4. Consider Cloud-Based Solutions: Cloud-based communication platforms can offer scalability, reliability, and cost-effectiveness.
  5. Plan for a Smooth Transition: Develop a comprehensive transition plan to minimize disruptions and ensure business continuity.

Choosing the Right VoIP Provider, consider the following factors:

  • Features: Ensure the provider offers features that meet your business needs, such as call recording, conferencing, and integration with other applications.
  • Reliability: Look for a provider with a strong track record of reliability and uptime.
  • Scalability: Choose a provider that can accommodate your growing communication needs.
  • Customer Support: Good customer support is essential for addressing any issues that may arise.

Examples of VoIP Solutions and Vendors Some popular VoIP solutions and vendors in the UK:

  • Microsoft Teams: A unified communication platform that offers VoIP calling, video conferencing, and collaboration tools.
  • Zoom: A cloud-based video conferencing and online meeting platform that also includes VoIP calling.
  • RingCentral: A cloud-based business phone system that offers a variety of features, including voicemail, call forwarding, and call recording.
  • BT Business Phone: A range of VoIP solutions from BT, including cloud-based and on-premises options.
  • Vodafone Business: Another provider of VoIP solutions for businesses in the UK.

Taking proactive steps to future-proof your business, can ensure that your communication systems remain reliable and efficient in the continuing digital age.

About the author

Marcus Evans

Commercial Sales Manager

An industry veteran broaching 30 years of supporting and advising customers on Managed IT Services plus Infrastructure, End-User Computing, Security, Networking and Business Applications. A nomadic British-Australian Dual Citizen that has lived in 7 countries and dreams of one-day getting to a single-figure golf handicap (one day…)

Show all articles by Marcus Evans

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