Question: What is the name of the SL-SRB that uses the SCCH configuration for unicast of NR sidelink communication, which is used for the sidelink signalling radio bearer of protected PC5-S message except Direct Link Security Mode Complete?
Option 1: SL-SRB0
Option 2: SL-SRB2
Option 3: SL-SRB3
Option 4: SL-SRB4
Explanation: The correct answer is SL-SRB2 because it is specified that parameters for unicast of NR sidelink communication, which is used for the sidelink signalling radio bearer of protected PC5-S message except Direct Link Security Mode Complete, use this SCCH configuration.