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Spec	Title	Releases	WG
24.615	Communication Waiting (CW) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol Specification	19.0.0 18.0.0 17.0.0 16.0.0 15.0.0 14.0.0 13.1.0 12.3.0 11.4.0 10.6.0 9.9.0 8.10.0	C1

All information on this page is aggregated from the 3GPP Specfication Status Report page.