HP 5400ZL - Manual (Page 274)

Quality of Service: Managing Bandwidth More Effectively
Globally-Configured QoS
2. Configure the desired policies (codepoint and associated 802.1p priority)
in the DSCP table:
Figure 6-19. Configuring DSCP Policies in the DSCP Table
3. Assign the new policies to mark matching packets with the specified
codepoints.
The specified DSCP policies
overwrite the original DSCPs in
matching packets, and use the
802.1p priorities configured in
the DSCP policies in step 2.
Figure 6-20. Assigning DSCP Policies to Outbound Packets Based on the DSCP
Codepoint from Upstream Devices
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