Fax over IP (FoIP) Fax over IP (Internet Protocol), or FoIP,
allows users to fax documents over the Internet instead of using
a standard fax machine. Many VoIP services provide this feature,
so it may seem a logical progression for businesses and
individuals to utilize FoIP when VoIP also is used in a specific
environment. The consolidation of separate voice, fax and other
data resources offers the opportunity for savings and has become
a popular choice for many network managers who seek to utilize
excess broadband capacity for transmissions over traditional
communication. How It Works FoIP enables standard fax machines
to work with packet networks by extracting the fax image from an
analog signal and carrying it as digital data over a packet
network. Historically, two methods have been used for sending
FoIP networks: the real-time methods (T.38) and the store-and
forward method (T.37). The primary difference in the two
approaches lies in the delivery and method of receipt
confirmation. T.38 is the fax transm