For many years it’s been taken as read to run a business means buying or renting a telephone system with telephone lines, either ISDN or analogue.

I remember when ISDN arrived, it was so flaky we set up another business to promote ISDN connected telephone systems, just in case it was a flop !. With millions of taxpayer pounds put into the development it eventually refined down to the product we know today. 

Like ISDN (due to be phased out starting about 2020) for me, VoIP was an embryonic product...

Read More