Internet fax machines. This has limited the standard's use, though a system for looking up a fax's email address based on its phone number is under development. To work with existing fax machines, all iFax machines support standard faxing (requiring a regular phone line). Alternatively, an iFax can be used in conjunction with a fax gateway. Internet fax Internet fax, e-fax, or online fax is the use of the internet and internet protocols to send a fax (facsimile), rather than using a standard telephone connection and a fax machine. A distinguishing feature of Internet fax, compared to other Internet communications such as
4-Sight Fax 4-Sight Fax 4-Sight Fax is a fax server program for Apple Macintosh computer systems, produced by Soft Solutions Inc., USA. Now on its 7th version, the server can handle an unlimited number of users, and may be accessed by a variety of means, including a virtual printer and supplied client software. It can run on Mac OS X and Mac OS 9 systems. The supplied client software allows the server to be configured on a per-user basis, with settings for junk handling, archiving, and receipt confirmation, among other features. It is available in versions for Mac OS X, Mac OS