Reference Guide

98 | Data Center Bridging

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Usage

Information

This command is supported in Programmable-Mux (PMUX) mode only.

If you disable ETS in an output policy applied to an interface using the no ets mode on command,

any previously configured quality of service (QoS) settings at the interface or global level take effect.

If QoS settings at the interface or global level and in an output policy map (the service-policy

output command), the QoS configuration in the output policy takes precedence.

ETS configurations are accepted from the local and remote system and take effect based on DCBX

negotiations.

Commands

• dcb-output - creates a DCB output policy.

• dcb-policy output - applies the output policy.

pfc no-drop queues

Configure the port queues that still function as no-drop queues for lossless traffic.

Syntax

pfc no-drop queues queue-range

To remove the no-drop port queues, use the no pfc no-drop queues command.

Parameters

Defaults

No lossless queues are configured.

Command Mode

INTERFACE

Command

History

Usage

Information

• This command is supported in Programmable-Mux (PMUX) mode only.

• When you configure lossless queues on an interface, PFC priority configuration is not allowed on

the dcb-input profile applied on the interface.

• The maximum number of lossless queues globally supported on the switch is two.

The following lists the dot1p priority-queue assignments.

queue-range

Enter the queue range. Separate the queue values with a comma; specify a priority

range with a dash; for example,

pfc no-drop queues 1,3 or pfc

no-drop queues 2-3

. The range is from 0 to3.

Version 9.2(0.0) Supported on the M I/O Aggregator

dot1p Value in the

Incoming Frame

Description heading