Reverse path forwarding, Port mirroring – Brocade Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide

53-1003031-02

MPLS over virtual Ethernet interfaces

1

Reverse path forwarding

When enabling MPLS on a VE interface with reverse path forwarding, consider the following.

The user cannot configure MPLS on a VE interface that has at least one member port enabled
with RPF strict mode. The command is rejected, and the following error message is displayed.

Brocade(config-if-e1000-4/3)# mpls-interface ve 1

Error - Cannot configure MPLS on VE with RPF strict mode port e 4/3

The user cannot configure RPF strict mode on a port that is a member of a MPLS VE interface.
The command is rejected, and the following error message is displayed.

Brocade(config-if-e1000-4/3)# rpf-mode strict

Error: RPF: Cannot configure RPF strict mode on an MPLS VE enabled interface

The user cannot add a port to a MPLS VE enabled VLAN when the RPF strict mode is already
enabled on the port. The command is rejected, and the following error message is displayed.

Brocade(config-vlan-100)# tagged ethernet 4/3

Error - Cannot add RPF strict mode port 4/3 to MPLS VE enabled VLAN 100

Port mirroring

When enabling MPLS on a VE interface with port mirroring configured, consider the following.

The user cannot configure MPLS on a VE interface that has at least one member port enabled
with port mirroring. The command is rejected, and the following error message is displayed.

Brocade(config-mpls)# mpls-interface ve 54

Error - Can not configure MPLS tunnel on ve 54 with mirror port e4/3

The user cannot configure a MPLS VE member port as a mirror port. The command is rejected,
and the following error message is displayed.

Brocade(config)# mirror-port e 4/3

Error: Cannot mirror a port that has MPLS VE configured

The user cannot add a mirror port to a MPLS VE enabled VLAN. The command is rejected, and
the following error message is displayed.

Brocade(config-vlan-100)# tagged ethernet 4/3

Error - Cannot add mirror port 4/3 to MPLS VE enabled VLAN 100

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