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2 specifications found, displaying 1 to 2
Specification NumberTypeTitleStatusPrimary Responsible Group 
29.998TROpen Services Architecture (OSA) Application Programming Interface (API) part 2Under change control CP
See details Internal Common IMS 2G 3G LTE 5G
29.998-04-4TROpen Service Access (OSA); Application Programming Interface (API) Mapping for Open Service Access; Part 4: Call Control Service Mapping; Subpart 4: Multiparty Call Control ISCUnder change control CP
See details Internal Common IMS 2G 3G LTE 5G