10.3 Affiliation and de-affiliation to/from MCPTT group(s)

23.3793GPPFunctional architecture and information flows to support Mission Critical Push To Talk (MCPTT)Release 18Stage 2TS

The MCPTT service shall support the procedures and related information flows as specified in subclause 10.8 of 3GPP TS 23.280 [16] with the following clarifications:

– The MC service client is the MCPTT client;

– The MC service server is the MCPTT server;

– The MC service group is the MCPTT group;

– The MC service ID is the MCPTT ID; and

– The MC service group ID is the MCPTT group ID.

When an MCPTT user has affiliated to an MCPTT group then the MCPTT user can send and receive MCPTT related media for that MCPTT group. When an MCPTT user has de-affiliated from an MCPTT group then the MCPTT user cannot send and receive MCPTT related media to and from that MCPTT group.