5E Presentation and control

24.3713GPPProtocol specificationRelease 17Stage 3TSWeb Real-Time Communications (WebRTC) access to the IP Multimedia (IM) Core Network (CN) subsystem (IMS)

5E.1 General

Presentation and control is what needs to happen in order to ensure that interactions behave in a non-surprising manner. This can include floor control, screen layout, voice activated image switching and other such functions – where part of the system require the cooperation between parties.

5E.2 UE

A UE supporting WebRTC as a WebRTC browser shall support the WebRTC browser functionality as specified in RFC 8825 [30] clause 8.

5E.3 WWSF (WebRTC Web Server Function)

There are no presentation and control requirements for the WWSF.

NOTE: Any application downloaded from the WWSF that requires presentation and control is expected to use it in accordance with WebRTC browser support of presentation and control.

5E.4 eP-CSCF (P-CSCF enhanced for WebRTC)

There are no presentation and control requirements for the eP-CSCF.