Priority Mapping Process - HP FlexFabric 5700 series Configuration Manual

Using the port priority as the 802.1p priority for priority mapping. The port priority is user
•
configurable.
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 process varies with priority trust mode. 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 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
28
Queue ID
2
0
1
3
4
5
6
7
Figure 4.