Section: 5.8.9.1a.4 Sidelink SRB addition
Content: The UE shall: 1> if transmission of PC5-S message for a specific destination is requested by upper layers for sidelink SRB: 2> establish PDCP entity, RLC entity and the logical channel of a sidelink SRB for PC5-S message, as specified in clause 9.1.1.4; 1> if transmission of discovery message for a specific destination is requested by upper layers for sidelink SRB: 2> establish PDCP entity, RLC entity and the logical channel of a sidelink SRB4 for discovery message, as specified in clause 9.1.1.4; 1> if a PC5-RRC connection establishment for a specific destination is indicated by upper layers: 2> establish PDCP entity, RLC entity and the logical channel of a sidelink SRB for PC5-RRC message of the specific destination, as specified in clause 9.1.1.4; 2> consider the PC5-RRC connection is established for the destination.