Static lag considerations – Brocade Multi-Service IronWare Switching Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Switching Configuration Guide

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Configuring a LAG

5

Example : show lag command and the output.

Brocade(config)# show lag

Total number of LAGs: 1

Total number of deployed LAGs: 1

Total number of s created:1 (127 available)

LACP System Priority / ID: 1 / 0000.0001.c000

LACP Long timeout: 90, default: 90

LACP Short timeout: 3, default: 3

=== LAG "lag1" ID 124 (static Deployed) ===

LAG Configuration:

Ports: ethe 1/2 to 1/3

Port Count: 2

Primary Port: 1/3

Type: hash-based

Deployment: ID 124, Active Primary 1/2

Port Link L2 State Dupl Speed Tag Priori MAC Name

1/2 Up Forward Full 10G 124 No level0 0000.0001.c002

1/3 Up Forward Full 10G 124 No level0 0000.0001.c002

Static LAG Considerations

Enabling and Disabling LACP BPDU Forwarding on a Port
For scenarios in which static LAG ports require LACP BPDU packet forwarding, you can issue the
forward-lacp command in the interface configuration mode. Once LACP Forwarding has been
enabled on a static LAG, all the LACP BPDUs will follow regular packet forwarding actions.

When LACP forwarding is enabled, the link OAM packets received on the LACP forwarding enabled
interface will be processed and flooded on the VLAN. If the LACP forwarding is not enabled, the link
OAM packets will be processed and then dropped.

To enable LACP BPDU forwarding, enter the LACP Forwarding command as follows.

Brocade(config-if-e1000-3/5)# forward-lacp

Syntax: forward-lacp

To disable LACP BPDU forwarding, enter the lacp-forwarding command as follows. When a static
LAG is undeployed the LACP BPDU forwarding state of the LAG will be retained on the individual
ports.

Brocade(config-if-e1000-3/5)# [no] forward-lacp

Syntax: [no] forward-lacp

The forward-lacp option specifies that the port of the specified static LAG will be configured for
LACP-BPDU forwarding. If the specified port is a dynamic or keep alive LAG, an error message will
be displayed.

Enabling and Disabling LACP BPDU Forwarding on a LAG

NOTE

The forward-lacp command must be issued on the physical port configuration, not in LAG
configuration.

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