| 摘要 |
For enabling multiple point-to-multipoint (PTM) services in a radio communication network system, when joining sessions relating to multiple PTM services is requested by a user equipment first, a first context between the user equipment and network elements providing the multiple PTM services is created, wherein the first context relates to signaling, and when activation of one of the sessions for which the first context has been created is requested by the user equipment first, a second context between the user equipment and network elements providing an PTM service of the multiple PTM services is created, to which PTM service the session relates, wherein the second context relates to user data of the PTM service. |
