Priority Mapping Procedure - HP 5920 Configuration Manual

Table 5 Priority mapping results of not trusting packet priority (when the default dot1p-lp priority
mapping table is used)
Port priority
0 (default)
1
2
3
4
5
6
7
The priority mapping procedure varies with the priority trust modes. For more information, see the
subsequent section.

Priority mapping procedure

On receiving an Ethernet packet on a port, the switch marks the scheduling priorities (local precedence
and drop precedence) for the Ethernet packet. This procedure is done according to the priority trust
mode of the receiving port and the 802.1q tagging status of the packet, as shown in
Local precedence
2
0
1
3
4
5
6
7
26
Queue ID
2
0
1
3
4
5
6
7
Figure 5.