How do I prepare my business for the ISDN and PSTN switch-off?
Tools & Resources
Key Learnings
- ISDN and PSTN networks will be switched off in 2025
- You will need to prepare your business by switching to a Voice over Internet Protocol (VoIP) telephone system
- There are many benefits to adopting VoIP for your business now including cost savings, staff flexibility and appearing local
Did you know that in 2025 BT will turn off their ISDN and PSTN networks for voice calling? We asked Jeff Cohen, Director at Time Communication Solutions, for his recommendations on how business owners can prepare for the ISDN and PSTN switch-off.
Your business telephone system might not be something you’ve given much thought to recently – or ever? There are two main services that business phones traditionally operated on - Integrated Services Digital Network (ISDN) and Public Switched Telephone Network (PSTN), more commonly known as analogue lines.
What is the ISDN and PSTN switch-off?
The communications industry is going through a huge shift right now, similar to the analogue TV switch-off that was finalised in 2012 (remember that?).
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