H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – QoS
H3C S7500E Series Ethernet Switches Chapter 5 Priority Mapping
5-6
To do… Use the command… Remarks
Enter system view
system-view
—
Enter
port view
interface interface-type
interface-number
Enter
port view
or port
group
view
Enter
port
group
view
port-group { manual
port-group-name |
aggregation agg-id }
Perform either of the two
operations.
The configuration performed
in Ethernet port view applies
to the current port only. The
configuration performed in
port group view applies to all
the ports in the port group.
Configure to trust the
DSCP precedence
of the received
packets
qos trust dscp
Required
By default, the 802.1p
precedence of the received
packets is trusted.
5.4.3 Configuration Examples
I. Network requirements
Configure to trust the DSCP precedence of the received packets.
II. Configuration procedure
# Enter system view.
<Sysname> system-view
# Enter port view.
[Sysname] interface Ethernet 2/0/1
[Sysname-Ethernet2/0/1]
# Configure to trust the DSCP precedence of the received packets.
[Sysname-Ethernet2/0/1] qos trust dscp
5.5 Displaying and Maintaining Priority Mapping
To do… Use the command… Remarks
Display the information
about a specified priority
mapping table
display qos map-table [ dot1p-dp |
dot1p-lp | dscp-dot1p | dscp-dp |
dscp-dscp ]
Display the priority trust
mode configured for a port
display qos trust interface
[ interface-type interface-number ]
Available in
any view