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17 specifications found, displaying 1 to 17
Specification NumberTypeTitleStatusPrimary Responsible Group 
22.101TSService aspects; Service principlesUnder change control S1
See details Internal Common IMS 2G 3G LTE 5G
23.060TSGeneral Packet Radio Service (GPRS); Service description; Stage 2Under change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.167TSIP Multimedia Subsystem (IMS) emergency sessionsUnder change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.203TSPolicy and charging control architectureUnder change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.221TSArchitectural requirementsUnder change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.228TSIP Multimedia Subsystem (IMS); Stage 2Under change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.271TSFunctional stage 2 description of Location Services (LCS)Under change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.401TSGeneral Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) accessUnder change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.402TSArchitecture enhancements for non-3GPP accessesUnder change control S2
See details Internal Common IMS 2G 3G LTE 5G
23.869TRSupport for Internet Protocol (IP) based IP Multimedia Subsystem (IMS) Emergency calls over General Packet Radio Service (GPRS) and Evolved Packet Service (EPS)Under change control S2
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
29.163TSInterworking between the IP Multimedia (IM) Core Network (CN) subsystem and Circuit Switched (CS) networksUnder change control C3
See details Internal Common IMS 2G 3G LTE 5G
34.229-1TSInternet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 1: Protocol conformance specificationUnder change control R5
See details Internal Common IMS 2G 3G LTE 5G
34.229-2TSInternet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 2: Implementation Conformance Statement (ICS) specificationUnder change control R5
See details Internal Common IMS 2G 3G LTE 5G
36.508TSEvolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Packet Core (EPC); Common test environments for User Equipment (UE) conformance testingUnder change control R5
See details Internal Common IMS 2G 3G LTE 5G
36.523-1TSEvolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Packet Core (EPC); User Equipment (UE) conformance specification; Part 1: Protocol conformance specificationUnder change control R5
See details Internal Common IMS 2G 3G LTE 5G
36.523-2TSEvolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Packet Core (EPC); User Equipment (UE) conformance specification; Part 2: Implementation Conformance Statement (ICS) proforma specificationUnder change control R5
See details Internal Common IMS 2G 3G LTE 5G