AVM FRITZ! plus OLfax. Email-to-Fax; Fax-to-mail Gateway for MS Outlook 97 to 2007. OLfax allows each individual Outlook user (PC), or any email Client in an Outlook network to send and receive faxes. OLfax integrates itself smoothly into the Outlook address administration and uses existing company default sheets as fax collecting mains for the automatic formatting of emails and can contain texts, pictures, logos and special formatting.