Static lag considerations, Enabling and disabling lacp bpdu, Forwarding on a port – Brocade Multi-Service IronWare Switching Configuration Guide (Supporting R05.6.00) User Manual

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152

Multi-Service IronWare Switching Configuration Guide

53-1003036-02

Deploying a LAG

6

Static LAG Considerations

Enabling and Disabling LACP BPDU Forwarding on a Port

NOTE

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

For scenarios in which dynamic LAG ports require LACP BPDU packet forwarding, you can issue the
forward-lacp command in the interface mode. Once LACP Forwarding has been enabled on a
dynamic 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 following command:

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

To disable LACP BPDU forwarding, enter the lacp-forwarding command as follows.

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

Enabling and Disabling LACP BPDU Forwarding on a Trunk

NOTE

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

When the LACP forwarding is enabled on the primary port of the dynamic LAG, the LACP BPDU
forwarding is enabled on all ports of the LAG when the LAG is deployed. When the static LAG is
undeployed the BPDU forwarding state is retained.

If LACP BPDU forwarding is enabled on the primary and secondary ports, the LAG deployment
will be successful and LACP BPDU forwarding will be enabled on the LAG ports.

If LACP BPDU forwarding is enabled on the primary port and disabled on the secondary ports,
the LAG deployment will be successful and LACP BPDU forwarding will be enabled on the LAG
ports.

If LACP BPDU forwarding is disabled on the primary and secondary ports, the LAG deployment
will be successful and LACP BPDU forwarding will be disabled on the LAG ports.

NOTE

LACP BPDU forwarding is not supported for any port of dynamic or keep alive LAGs.

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