L.1 General
26.1143GPPIP Multimedia Subsystem (IMS)Media handling and interactionMultimedia telephonyRelease 18TS
This Annex describes Facsimile over IP (FoIP) transmission in MTSI using UDPTL-based transmission, see ITU-T Recommendation T.38, [93].
FoIP is an optional capability for both MTSI client in terminals and MTSI MGWs. This Annex defines the minimum capabilities that need to be supported when FoIP is supported.