FAQs & Troubleshooting FAQ Search Results MFC-795CW Not your product? Search by FAQ ID number Search Back to FAQs & Troubleshooting. 2 Results 1.faq00002123_005 I am using Voice Over Internet Protocol (VoIP) and am having problems sending faxes. 2.faq00002123_006 I am using Voice Over Internet Protocol (VoIP) and am having problems receiving faxes. What can I do? FAQs & Troubleshooting