Chapter 1 Configuring Interfaces and Circuits

Configuring Interfaces

To disable BPDU guard, use the global configuration bridge bpdu-guard

disabled command:

(config)# bridge bpdu-guard disabled

Showing Port Fast Information

To display whether Port Fast is enabled or disabled on all interfaces, use the show bridge port-fastcommand. This command is available in all modes. This command also displays whether the BPDU guard feature is enabled or disabled on the CSS, and the state of the interfaces.

Table 1-2describes the fields in the show bridge port-fastcommand output.

Table 1-2 Field Description for the show bridge port-fast

Command

Field

Description

 

 

BPDU guard is state

The state of the BPDU guard feature on the CSS:

on this switch.

Enabled or Disabled.

 

 

Name

The number of the module slot and interface.

 

 

IfIndex

The interface index number.

 

 

Type

The type of interface.

 

fe indicates a Fast Ethernet interface.

 

ge indicates a Gigabit Ethernet interface.

 

 

Oper

The operational state of the interface: Up or Down.

 

 

Admin

The administration state: Enable or Down.

 

 

PortFast State

Indicates whether Port Fast is enabled or disabled on the

 

interface.

 

 

 

Cisco Content Services Switch Routing and Bridging Configuration Guide

1-18

OL-4580-01

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Cisco Systems OL-4580-01 manual Showing Port Fast Information, Config# bridge bpdu-guard disabled