Administrator Guide

Parameters
pfc-queues Enter the pfc-queue range. To disable DCB, use the no dcb enable command. The
range is from 1 or 2.
Defaults None
Command Modes CONFIGURATION
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
Version
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.
9.7(0.1) Introduced on the S3048-ON and S4048-ON .
9.7(0.0) Introduced on the S6000-ON.
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
By default, iSCSI is enabled on the unit and the flow control is enabled on all of the interfaces. It is also
acts as defaults when the link-level flow control is enabled on one or more interfaces.
To enable DCB, do one of the following:
● Apply the dcb-input policy command with the no pfc-mode command on to all the interfaces.
● Disable flow-control on all of the interfaces.
Enables priority flow control or enhance transmission selection on interface.
Related
Commands
dcb <ets | pfc> enable — enable priority flow control or enhanced transmission selection on interface.
PFC Commands
The following PFC commands are supported on the Dell Networking OS.
clear hardware pfc-nodrop-priority
Clear the drop statistics.
Syntax
clear hardware pfc-nodrop-priority l2-dlf drops stack-unit stack-unit-
number port-set port-pipe
Parameters
stack-unit stack-
unit-number
Enter the keywords stack-unit and the stack unit number. The range is from 0
to 5.
port-set port-
pipe
Enter the keywords port-set and port-pipe number. The port-pipe number is 0.
Command Modes
EXEC
EXEC Privilege
Data Center Bridging (DCB) 527