R211x-HP Flexfabric 11900 ACL and QoS Configuration Guide

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The priority mapping procedure varies with the priority trust modes. For more information, see the
subsequent section.
Priority mapping process
On receiving an Ethernet packet on a port, the switch marks the scheduling priorities (local precedence
and drop precedence) for the Ethernet packet. This process is done according to the priority trust mode
of the receiving port and the 802.1q tagging status of the packet, as shown in Figure 4.
Figure 4 Priority mapp
ing process for an Ethernet packet
Figure 5 shows the priority mapping process for an MPLS packet: