VoIP phone system migration: ISDN’s final countdown

2018-03-23T12:31:30+00:00March 16th, 2018|Categories: Cloud Services|Tags: , , , , |

VoIP phone system migration: ISDN’s final countdown Back in 2015, BT announced that it would be switching off both its PSTN and ISDN networks by 2025. But just because something’s been announced, that doesn’t mean that it’s going to happen; the government has been trying to switch off analogue radio for quite some time [...]