(1) (
Multimedia
Messaging
Service) Sending an image, audio, video, emoji or website link via text messaging. SMS is the text-only protocol, but when data other than plain text are transmitted, MMS is used. MMS was developed as part of the 3GPP project. Rich Communication Services is an advancement over MMS (see
RCS). See
MMSC,
SMS,
3GPP,
punchcasting and
photo messaging.
(2) (
Microsoft
Media
Streaming) An earlier streaming protocol from Microsoft (originally NetShow Services). MMS was dropped in Windows Server 2003 (Windows Media Services 9) and superseded by the realtime streaming protocol (see
RTSP). See
NetShow.