We've now resolved the incident. Thanks for your patience.
We have identified the issue and working with our provider to restore services fully. In the meantime, we have needed to disable voicemail services. We have limited the impact of the outage, only the following extensions remain affected; 283, 284, 247, 274, 237, 284, 223, 252, 215, 232, 273.
We are aware of an issue affecting phone lines at Durrington High School. We are working to resolve this with our telephone provider promptly.