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01/08/2017 by Mike Matthews Leave a Comment

SIP handsets – compatibility queries and musing

Remember when you had to buy a matching handset and phone system from the same vendor? It doesn’t take a rocket scientist to figure that handsets were traditionally a good way to make money as part of a one stop shop complete solution. And allow end users to compare one supplier with another in a… [Read More]

Filed Under: Blog / News, Protocols - ISDN, SIP, Iax etc.

09/05/2017 by Mike Matthews Leave a Comment

You’re not alone when puzzling out your ISDN retirement strategy

In case you hadn’t heard, BT in the UK has announced that ISDN services – ISDN30 and ISDN2 – will be withdrawn by 2025. That may sound like a long way off, but we’re expecting a phased approach so where there’s a need to make any alterations e.g. a change of premises or maybe the… [Read More]

Filed Under: Blog / News, Protocols - ISDN, SIP, Iax etc. Tagged With: ISDN, SIP

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