SERVICE DISCOVERY SECTION FOR MAPPING CHANNEL IDENTIFIER TO PACKET IDENTIFIER

摘要

Provided are apparatuses and methods for transmitting and receiving a service discovery section (SDS) associated with a service. In one example, the SDS corresponds to a channel identifier and contains mapping information. The mapping information may map the channel identifier to a packet identifier for the service. In addition, the mapping information may contain mapping information for IP addresses corresponding to the channel identifier, information identifying the network for transmission, a cell in which data is transmitted or priority information for the data.