Fax. It’s a thing of the past, right? A relic of a long-forgotten era. Well…
SIP Trunking
What is SIP Trunking?
With the ISDN switch off creeping up, we thought it would be helpful to put…
PSTN and ISDN 2025 Switch Off – What You Need To Know
BT Openreach announced in 2015 that it will be switching off its PSTN and ISDN networks in 2025…