Dell PowerEdge FN I/O Module Command Line Reference Guide 9.10(0.0)

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dcbx-port role

Configure the DCBX port role the interface uses to exchange DCB information.

Syntax

dcbx port-role {config-source | auto-downstream | auto-upstream | manual}

To remove DCBX port role, use the no dcbx port-role {config-source | auto-downstream | auto-upstream | manual} command.

Parameters

config-source | auto-downstream | auto-upstream | manual

Enter the DCBX port role, where:

config-source: configures the port to serve as the configuration source on the switch.
auto-upstream: configures the port to receive a peer configuration. The configuration source is elected from auto-upstream ports.
auto-downstream: configures the port to accept the internally propagated DCB configuration from a configuration source.
manual: configures the port to operate only on administer-configured DCB parameters. The port does not accept a DCB configuration received form a peer or a local configuration source.

Defaults

Manual

Command Modes

INTERFACE PROTOCOL LLDP

Supported Modes

Programmable-Mux (PMUX)

Full–Switch

Command History

Version	Description
9.9(0.0)	Introduced on the FN IOM.
9.4(0.0)	Supported on the FN I/O Aggregator.
9.3(0.0)	Introduced on the FC Flex IO module installed in the M I/O Aggregator.

Usage Information

DCBX requires that you enable LLDP to advertise DCBX TLVs to peers.

Configure DCBX operation at the INTERFACE level on a switch or globally on the switch. To verify the DCBX configuration on a port, use the show interface dcbx detail command.