Reference Guide

dot1p Value in
the Incoming
Frame
Description heading
5 3
6 3
7 3
pfc priority
Configure the CoS traffic to be stopped for the specified delay.
C9000 Series
Syntax
pfc priority priority-range
To delete the pfc priority configuration, use the no pfc priority command.
Parameters
priority-range Enter the 802.1p values of the frames to be paused.
Separate the priority values with a comma; specify a priority
range with a dash; for example, pfc priority 1,3,5-7. The
range is from 0 to 7.
Defaults none
Command Modes DCB INPUT POLICY
Command History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.16.0 Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information
NOTE: Please note that Dell Networking do not recommend to use this
command as it has been deprecated in the current 9.4.(0.0) release. A warning
message appears when you try to run this command indicating that you have
to use the dcb-map commands in the future.
You can enable any number of 802.1p priorities for PFC. Queues to which PFC
priority traffic is mapped are lossless by default. Traffic may be interrupted due to
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Data Center Bridging (DCB)