Reference Guide
Quality of Service (QoS) | 1213
Usage
Information
On 40-port 10G linecards, if the traffic is shaped between 64 and 1000kbs, for some values 
the shaped rate is much less than the value configured. Do not use values in this range for 10G 
interfaces.
Related
Commands
service-class dot1p-mapping
Map the service class dot1p value to a CoS queue value. 
Syntax
service-class dot1p-mapping {dot1p0 value | dot1p1 value | dot1p2 value | dot1p3 value | 
dot1p4 
value| dot1p5 value | dot1p6 value | dot1p7 value}
Parameters
Defaults
For each dot1p Priority, the default CoS queue value is shown below:
Command Modes
CONFIGURATION
Command
History
Related
Commands
Usage
Information
To apply dot1p-queue-mapping, use the service-class dynamic dot1p command. 
service-class dynamic dot1p
c e s
Honor all 802.1p markings on incoming switched traffic on an interface (from INTERFACE 
mode) or on all interfaces (from CONFIGURATION mode). A CONFIGURATION mode 
entry supersedes INTERFACE mode entries.
Syntax
service-class dynamic dot1p 
rate-shape Shape traffic output as part of the designated policy. 
dot1p value
Enter the keyword dot1p value followed by the CoS queue value that will be mapped. 
dot1p Range: 0 to 7. 
CoS queue value Range 0 to 3. 
dot1p Priority
01234567
CoS Queue
00012333
Version 8.3.19.0 Introduced on S4820T
Version 8.3.12.0 Introduced on the S4810.
Version 8.3.16.0 Introduced on MXL 10/40GbE Switch IO Module
show qos 
dot1p-queue-mapping
Displays the dot1p priority to queue mapping on the switch.










