14 February 2017
| James Pearce
One quarter of UK businesses are unaware of the upcoming switch off of ISDN, according to a survey by TalkTalk Business, but 96% of those who have switched hosted voice or SIP trunking have seen savings.
BT will switch off its traditional ISDN network in 2025 in
favour of IP voice services. According to TalkTalk Business,
the majority of businesses who had made the switch had seen
savings, with one in four asked saying it had cut their
telephony costs in half.
24% said adopting SIP had enabled more flexibility within
their business, while 31% said they had adopted the technology
to expand their business to more locations with greater
The survey, which was carried out by Censuswide, spoke to
1,000 decision makers from businesses across the UK.
Guy Miller, Director of Next Generation Voice at TalkTalk
Business commented: "IP Voice products like SIP Trunking and
Hosted Voice are essential for businesses looking to not only
reduce telephony costs, but also adopt more modern approaches
to work, such as those offered by collaboration and unified