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Is ISDN dead?

Posted by Phil Dyson | 2 Jul 2014, 14:10 PM


I’m frequently asked, is ISDN is dead, my response is “we still sell it and organisations still want to buy it”. I think it’s a little premature to say ISDN is dead, even with the strong emergence of SIP Trunks. People trust ISDN, and they know it; this can often lead to the benefits of new technologies being overlooked. That’s not to say that I don’t struggle with the logic.

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Does your shiny high-speed network mean business?

Posted by Paul Storey | 10 Nov 2011, 13:19 PM


I recently came across an organisation which had purchased what seemed to them to be a shiny high speed network from a major telecom company. Unfortunately, the company had failed to tell them that they wouldn’t be able to use the network for a number of things.

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ISDN30 or SIP: is service being sacrificed to revenue?

Posted by Paul Storey | 28 Oct 2011, 13:19 PM


There’s no doubt that the advantages of SIP trunking over ISDN30 are being recognised but anecdotal evidence from our customers suggests that many network providers are reluctant to actively sell SIP over ISDN, wrongly suggesting that it’s not fully proven.

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