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Farewell to ISDN….Hello VoIP !!

13 Jan 2020 11:08:52


K7


 

With the imminent demise of ISDN2e and ISDN30e there’s a bit of a mud-stir happening in our world of telecommunications. There are literally thousands of Schools, Colleges and Companies large and small using one flavour or another of ISDN.  These are the facts you will need to know RIGHT NOW

 

History

Believe it or not I was working for Portel when ISDN arrived on the scene way back when.  Initially it was called DASS, then DASS2 (Digital Automatic Switch System) arriving over 6 copper wires at gr...

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Posted By Steven Barrett

Going VoIP ?? Read this first

1 Mar 2018 12:01:16

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 start phasing out around 2020) for me, VoIP was an embryonic product in 2...

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Posted By Steven Barrett

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