3Com Switch 4200G Configuration Guide

Configuring Priority Mapping 225
Configuration prerequisites
■ The priority trust mode is specified to trusting the 802.1p priority of the packets
■ The value of the “COS-->other precedence” mapping table is specified
Table 190 The “COS-->other precedence” mapping table and its default value
802.1p Local-pre Drop DSCP
0 2 0 16
1 0 0 0
2 1 0 8
3 3 0 24
4 4 0 32
5 5 0 40
6 6 0 48
7 7 0 56