Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional description
The present document describes the stage 2 description (architectural solution and functionalities) for the MBMS Bearer Service, which includes, together with MBMS User Services defined in TS 26.346 [7], all the elements necessary to realise the stage 1 requirements in TS 22.146 [2] and TS 22.246 [6]. This document encompasses both GPRS and EPS.
The present document also includes considerations on the manner in which User Services should make use of the MBMS Bearer Service described herein. It should be noted that the specification of MBMS User Services in TS 26.346 [7] takes precedence over User Service aspects described in this document.
The present document includes information applicable to network operators, service providers and manufacturers.