Enabling Priority Flow Control On A Traffic Class - Cisco Nexus 9000 Series Configuration Manual

Configuring Priority Flow Control

Enabling Priority Flow Control on a Traffic Class

You can enable PFC on a particular traffic class.
SUMMARY STEPS
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12. class type network-qos class-name
13. pause pfc-cos value [ receive ]
14. exit
15. exit
16. system qos
17.
18. exit
19. interface ethernet slot / number
20. priority-flow-control mode { auto | on | off }
21.
22. exit
DETAILED STEPS
Command or Action
Step 1
configure terminal
Example:
switch# configure terminal
switch(config)#
Step 2 class-map type qos match { all | any } class-name
Example:
switch(config)# class-map type qos c1
switch(config-cmap-qos)#
configure terminal
class-map type qos match { all | any } class-name
match cos cos-value
match dscp dscp-value
exit
policy-map type qos policy-name
class class-name
set qos-group qos-group-value
exit
exit
policy-map type network-qos policy-name
service-policy type network-qos policy-name
service-policy type qos input policy-name
Cisco Nexus 9000 Series NX-OS Quality of Service Configuration Guide, Release 7.x
Enabling Priority Flow Control on a Traffic Class
Purpose
Enters global configuration mode.
Creates a named object that represents a class of traffic.
Class-map names can contain alphabetic, hyphen, or
underscore characters, are case sensitive, and can be up to
40 characters.
match { all | any }: Default is match all (if multiple
matching statements are present all of them must be
matched).
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