For Snom handsets use this Set Up Wizard – voipfone.co.uk
Voipfone general handset configuration guide:
- Username/Account/SIP ID/Authenticate ID/Authorised User = your VoIPFone account number, the 8 digit number starting with 3
- Password/PIN = your voipfone account password
- SIP Server/Proxy/Registrar = sip.voipfone.net
- SIP Server/Proxy/Registrar Port = 5060
- Outbound Proxy = sip.voipfone.net
- Registration expiry/Proposed expiry = 1 minute or 60 seconds