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13 specifications found, displaying 1 to 13
Specification NumberTypeTitleStatusPrimary Responsible Group 
02.53TSTandem Free Operation (TFO); Service description; Stage 1Under change control S4
See details Internal Common IMS 2G 3G LTE 5G
03.53TSTandem Free Operation (TFO); Service description; Stage 2Under change control S4
See details Internal Common IMS 2G 3G LTE 5G
04.53TSInband Tandem Free Operation (TFO) of Speech Codecs; Service Description; Stage 3Withdrawn before change control -
See details Internal Common IMS 2G 3G LTE 5G
08.62TSInband Tandem Free Operation (TFO) of Speech Codecs; Service Description; Stage 3Under change control S4
See details Internal Common IMS 2G 3G LTE 5G
23.153TSOut of band transcoder control; Stage 2Under change control C4
See details Internal Common IMS 2G 3G LTE 5G
24.008TSMobile radio interface Layer 3 specification; Core network protocols; Stage 3Under change control C1
See details Internal Common IMS 2G 3G LTE 5G
25.133TSRequirements for support of radio resource management (FDD)Under change control R4
See details Internal Common IMS 2G 3G LTE 5G
26.102TSMandatory speech codec; Adaptive Multi-Rate (AMR) speech codec; Interface to Iu, Uu and NbUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G
26.103TSSpeech codec list for GSM and UMTSUnder change control S4
See details Internal Common IMS 2G 3G LTE 5G
28.062TSInband Tandem Free Operation (TFO) of speech codecs; Service description; Stage 3Under change control S4
See details Internal Common IMS 2G 3G LTE 5G
44.018TSMobile radio interface layer 3 specification; GSM/EDGE Radio Resource Control (RRC) protocolUnder change control RP
See details Internal Common IMS 2G 3G LTE 5G
48.008TSMobile Switching Centre - Base Station system (MSC-BSS) interface; Layer 3 specificationUnder change control RP
See details Internal Common IMS 2G 3G LTE 5G
48.058TSBase Station Controller - Base Transceiver Station (BSC - BTS) Interface; Layer 3 specificationUnder change control RP
See details Internal Common IMS 2G 3G LTE 5G