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4 specifications found, displaying 1 to 4
Specification NumberTypeTitleStatusPrimary Responsible Group 
26.114TSIP Multimedia Subsystem (IMS); Multimedia telephony; Media handling and interactionUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G
26.141TSIP Multimedia System (IMS) Messaging and Presence; Media formats and codecsUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G
26.234TSTransparent end-to-end Packet-switched Streaming Service (PSS); Protocols and codecsUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G
26.346TSMultimedia Broadcast/Multicast Service (MBMS); Protocols and codecsUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G