Written questions

Voice over Internet Protocol

Commons · Question 126111 · Tabled 10 Apr 2026 · Department for Science, Innovation and Technology · Official record

Answered 21 Apr 2026

Question

Asked by Freddie van Mierlo

To ask the Secretary of State for Science, Innovation and Technology, what assessment her Department has made of the change in the quality of service for customers moved from analogue to digital landline services, including the clarity and audibility of p

Answer

Answered by Kanishka Narayan, 21 Apr 2026

The analogue Public Switched Telephone Network’s (PSTN) replacement technology is Voice over Internet Protocol (VoIP). Ofcom have confirmed that VoIP technology enables communication providers to offer consumers and businesses clearer and better-quality p...