MICROTALK ARTICLES


A Quick Guide to the PSTN and ISDN Switch Off

In 2025 BT is switching off their Public Switched Telephone Network (PSTN) and Integrated Services Digital Network (ISDN) services for everyone in the UK: both business and home lines. So, why are we talking about this now? The Big Switch Off is still a few years away, but this massive shake-up in the communications industry has […]


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