| 摘要 |
The present invention provides a method and a device for transmitting a multicast preview service, wherein the method includes the following steps: looking up, in a management object and/or attributes of the management object, an attribute carried in a multicast joining request message according to a predetermined sequence, wherein the management object and/or the attributes of the management object includes at least one of the following: Multicast Operations Profile (MOP), an authorization group of Extension Multicast Operations Profile (EMOP), an Allowed preview groups table of Multicast Subscriber Control (MSC), and a preview group of EMOP (S102); forwarding or stopping forwarding to a user a service requested by the multicast joining request message according to a lookup result (S104). The present invention solves the problem in conventional art that multicast services of multiple Service Providers (SPs) cannot be managed, and improves the multicast control method. |
