Users Guide

dot1p Value in
the Incoming
Frame
Description heading
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• Before configuring the port queues to function as no-drop queues, you must first apply the dcb-map map with
pfc mode off. To apply the dcb-map with pfc mode off, use the following commands: dcb-map pfcoff and
no pfc mode on.
pfc-nodrop-priority l2-dlf drop
Configure to drop the unknown unicast packets flooding on lossless priorities.
Syntax
pfc-nodrop-priority l2-dlf drop
To disable the feature, use the no pfc-nodrop-priority l2-dlf drop command.
Parameters
l2-dlf Enter the keywords l2-dlf to drop flooding traffic on lossless priorities.
drop Enter the keyword drop to enable the drop action.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
9.10(0.0) Introduced on the C9010, S6000, S6000–ON, Z9100–ON and S6100–ON.
Related Commands show hardware pfc-nodrop-priority — displays the packets drop count corresponding to the priority.
pfc priority
Configure the CoS traffic to be stopped for the specified delay.
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 INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
Data Center Bridging (DCB) 461