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HP 5830 Series Configuration Manual: Changing The Port Priority Of An Interface; Displaying And Maintaining Priority Mapping; Priority Mapping Configuration Examples; Priority Trust Mode Configuration Example

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Step
1.
Enter system view.
2.
Enter interface view.
3.
Configure the priority
trust mode for the
interface.

Changing the port priority of an interface

Step
1.
Enter system view.
2.
Enter interface
view.
3.
Set the port priority
of the interface.

Displaying and maintaining priority mapping

Task
Display the priority
mapping table
configuration.
Display the trusted packet
priority type on a port.

Priority mapping configuration examples

This section provides priority mapping configuration examples.

Priority trust mode configuration example

Network requirements
As shown in
connected to GigabitEthernet 1/0/2 of Device C, and the packets from Device A and Device B to Device
C are not VLAN tagged.
Configure Device C to preferentially process packets from Device A to Server when GigabitEthernet
1/0/3 of Device C is congested.
Command
system-view
interface interface-type interface-number
Trust the DSCP priority in packets:
qos trust dscp
Trust the 802.1p priority in packets:
qos trust dot1p
Command
system-view
interface interface-type interface-number
qos priority priority-value
Command
display qos map-table [ dot1p-dp | dot1p-lp | dscp-dot1p |
dscp-dp | dscp-dscp ] [ | { begin | exclude | include }
regular-expression ]
display qos trust interface [ interface-type interface-number ] [ |
{ begin | exclude | include } regular-expression ]
Figure
6, Device A is connected to GigabitEthernet 1/0/1 of Device C, Device B is
25
Remarks
N/A
N/A
By default, the device trusts
the 802.1p priority in
packets.
Remarks
N/A
N/A
The default is 0.
Remarks
Available in
any view.
Available in
any view.

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