Quick Reference Guide

328 | Quality of Service (QoS) Commands
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classofservice dot1p-mapping
This command maps an 802.1p priority to an internal traffic class.
Syntax
classofservice dot1p-mapping userpriority trafficclass
The userpriority value can range from 0-7 and trafficclass can range from 0-6.
The no form of this command is not supported.
Modes
Global Config; Interface Config; Interface Port Channel Config; Interface Range, which is indicated by
the (conf-if-range-interface)# prompt, such as (conf-if-range-vlan 10-20)#.
Command
History
Related
Command
classofservice ip-dscp-mapping
This command maps an IP DSCP value to an internal traffic class.
Syntax
classofservice ip-dscp-mapping ipdscp trafficclass
The ipdscp range is from 0-63 and the trafficclass range is from 0-6, although the actual number of
available traffic classes depends on the platform. The no form of this command is not supported.
Modes
Global Config; Interface Config; Interface Range, which is indicated by the (conf-if-range-interface)#
prompt, such as (conf-if-range-vlan 10-20)#.
Command
History
Table 20-22. Default CoS Queue Prioritization
Queue Fraction (%) of Total Bandwidth
0 1/28 (3.57%)
1 2/28 (7.14%)
2 3/28 (10.71%)
3 4/28 (14.28%)
4 5/28 (17.86%)
5 6/28 (21.43%)
6 7/28 (25%)
Version 2.3 Interface Range mode added
Version 2.5.1 Interface Port Channel Config mode added
classofservice dot1pmapping Maps an 802.1p priority to an internal traffic class.
interface range Defines an interface range and accesses the Interface Range mode
show classofservice
dot1p-mapping
Displays the current Dot1p (802.1p) priority mapping to internal traffic
classes for a specific interface
Version 2.3 Interface Range mode added