How do I set up Voicemail on Wessex Telephone

Help and Support > Wessex Telephone > Setup
Voicemail activation - You’ll need to set up your voicemail when you first install your Wessex Telephone service. To do this, simply dial 1571 from your handset.

Voicemail retrieval - to listen via your handset, dial 1571 and follow the instructions. You will also receive voicemails to your specified email address. Voicemails are also stored on the system for 30 days.