ITU-T T Series Recommendations

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

ITU-T Recommendation

ITU-T recommendation

T.120 is a suite of point-to-multipoint communication protocols for teleconferencing, videoconferencing, and computer-supported collaboration. It provides for application sharing, online chat, file sharing, and other functions. The protocols are standardised by the ITU Telecommunication Standardization Sector (ITU-T).