Category
page 1Internet fax
G.711
G.711 is a narrowband audio codec originally designed for use in telephony that provides toll-quality audio at 64 kbit/s. It is an ITU-T standard (Recommendation) for audio encoding, titled Pulse code modulation (PCM) of voice frequencies released for use in 1972.
Internet fax
Send and receive faxes online

T.38
T.38 is an ITU recommendation for allowing transmission of fax over IP networks (FoIP) in real time.
fax server
server supporting fax functionality