Make sure that your phone volume is turned up. And check if your phone has a ringer switch on the side, as this could be switched off.
• Your phone may be faulty so try another one in the Hub – same for extension leads.
• Check calls aren’t being diverted. You can do this by calling your Virgin phone number from another mobile phone.
• Check that you haven’t barred incoming calls. You can do this by calling your Virgin phone number from another mobile phone.
• There could be a known fault in your area, so check our Service Status Here you’ll be able to see outages on the network – or if there’s a problem with your own telephone line.
Note: If you’ve added ‘Anonymous Call Reject’, this will block callers who withhold their number.
https://www.virginmedia.com/help/landline/landline-not-working