ISDN30e is due to disappear soon (well, 2025 – which is soon in Telecoms infrastructure terms!) and this could leave your legacy PBX with no ‘outside line’ connectivity.While many businesses have already switched to IP Telephony-based systems (this kind of connection is known as VoIP or SIP), there may well be good reasons that you… [Read More]
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]
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In case you hadn’t heard, BT in the UK has announced that ISDN services – ISDN30 and ISDN2 – will be withdrawn by 2025.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]