In the ever-evolving telecommunications sector, change is inevitable. The Integrated Services Digital Network (ISDN), a technology that has been the sector’s backbone for decades, is facing its inevitable sunset. By 2025, the Public Switched Telephone Network (PSTN) circuits, including ISDN, will switch off indefinitely. In this blog, we will delve into what the 2025 ISDN switch off means, why it is happening, who will it affect, and how you should prepare for this transition.
What is the 2025 ISDN Switch Off?
ISDN, a circuit-switched telephone network, is on its way out. This move, to phase out ISDN, began in 2020 and continues as we shift toward fully digital networks. This not only affects phone lines, but other services connected to PSTN lines, such as alarms and CCTV. The hardware relying on this technology will stop functioning. Instead, you will need handsets capable of using Internet Protocol (IP) technology, transmitting digitally over broadband connections during phone calls.
Why is ISDN Being Switched Off?
The answer to this question lies in the age and outdated nature of ISDN technology. PSTN, the copper-wire-based telephone network, has remained unchanged since the start of public telephone networks and serves as the foundation for ISDN. While ISDN was revolutionary when it appeared in the 1980s, telecommunications capabilities have evolved significantly. Neither ISDN nor PSTN can manage the volume of sophisticated data needed in our increasingly digital world.
Who Will be Affected?
The ISDN switch-off will impact a range of businesses and individuals who still rely on this technology for their communication needs. Whether you are a small business or a large corporation, if your phone system relies on ISDN, it is urgent that you prepare to make the switch. Additionally, if you use non-voice services like alarms or CCTV connected to PSTN or ISDN lines, ISDN switch off UK will also affect these and will require you making the upgrade.
What to Do to Prepare
As the 2025 ISDN switch-off deadline approaches, you must take steps to ensure a smooth transition for your business. Here are the actions you might want to consider:
1. Explore VoIP Solutions
VoIP (Voice over Internet Protocol) will replace ISDN for voice communication. It is essential to research and select a VoIP provider that aligns with your business needs and budget. This will be a step forward, a more efficient and cost-effective solution, for your various communications needs.
2. Assess Your Business Needs
Decide what features you need from your new communications system. VoIP systems and cloud-based PBX solutions offer various features, so understanding your needs is crucial to make the right choice. Understanding your aims and capabilities will prove a fundamental part of your transition to VoIP
3. Check Internet Connection
Ensure that your internet connection supplies enough bandwidth to support your new VoIP system. A reliable internet connection is essential for high-quality voice communication. Assess your current Internet speed and bandwidth or work with your service provider to upgrade your plan or adjust your network for a smooth transition.
4. Plan for the Transition
Create a roadmap for transitioning from ISDN to VoIP. Depending on your existing infrastructure, this process can take weeks to complete. Consider using a provider who can help with the process. By creating a comprehensive roadmap, you can streamline the transition and ensure a successful switch.
5. Stay Informed
Keep abreast of updates and developments related to the ISDN switch-off. This ensures you stay informed about any changes to the transition process or deadlines. By actively seeking the necessary information from various reliable sources, you can stay updated on changes in regulations, deadlines, technology advancements, and VoIP service offerings.
Are PSTN and ISDN Both Being Switched Off?
Yes, there will be both an ISDN and PSTN switch off. The transition from these legacy technologies to modern, digital solutions is a global trend. As of September 2023, new ISDN lines are no longer available for order. The goal is to end the PSTN and ISDN networks entirely by December 2025.
In conclusion, the ISDN 2025 switch off is a significant milestone in the evolution of telecommunications. Embracing VoIP and other modern communication solutions is essential to future-proof your business and ensure uninterrupted communication. By taking initiative and preparing for the switch-off, you can minimise disruptions and harness the benefits of communication technologies. Do not wait until the last minute—start your transition to VoIP today to stay ahead in the ever-changing world of telecommunications.