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Regarding priority mapping and priority trust, there are correct statements

Regarding priority mapping and priority trust, there are correct statements
A . After the packet enters the switch port, it will enter the queue according to the priority of 802.1P by default
B . After the packet enters the switch port, it will enter the queue according to the priority of DSCP by default
C . After the packet enters the switch, if you want to queue according to the 802.1P or DSCP value, you must configure the port to trust 802.1P or DSCP
D . After the message enters the switch port, it will enter the queue according to the priority of the port by default

Answer: CD

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