6.2.1 Types of ProSe direct discovery procedures

24.3343GPPProximity-services (ProSe) User Equipment (UE) to ProSe function protocol aspectsRelease 17Stage 3TS

The following PC3 Control Protocol procedures are defined:

– announce request;

– monitor request;

– match report; and

– network initiated direct discovery update.

In the following descriptions of PC3 Control Protocol procedures, the terms "request" and "response" refer to the corresponding PC3 Control Protocol messages, not to the HTTP request or response. The following procedure descriptions use a single PC3 Control Protocol message for illustration purposes.

NOTE: A single HTTP request message can contain multiple PC3 Control Protocol requests and a single HTTP response message can contain multiple PC3 Control Protocol responses.