• Mapping between logical channels and transport channels.
• Selection of appropriate Transport Format for each Transport Channel depending on instantaneous source rate.
• Priority handling between data flows of one UE.
• Priority handling between UEs by means of dynamic scheduling.
• Identification of UEs on common transport channels.
• Multiplexing/demultiplexing of upper layer PDUs into/from transport block sets
delivered to/from the physical layer on dedicated transport channels.
• Traffic volume measurement.
• Transport Channel type switching.
• Ciphering for transparent mode RLC.
• Access Service Class selection for RACH and CPCH transmission.
