MFC-9880 FAQs & Troubleshooting MFC-9880 Not your product? Sort by: Updated Date Popularity 3 Results 1. 15/12/2014 I am using Voice Over Internet Protocol (VoIP) and cannot send and/or receive faxes. What can I do? 2. 10/05/2013 Why doesn't the machine answer when receiving a call? 3. 26/08/2009 I'm using Windows. I can't receive a PC-FAX. Fax FAQs & Troubleshooting