Cisco Catalyst 3750-X Command Reference Manual page 923

Cisco ios release 15.2(1)e and later

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Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands

This example shows how to enable the Port Fast feature on a port:

Switch(config)# interface gigabitethernet2/0/2

Switch(config-if)# spanning-tree portfast

You can verify your settings by entering the show running-config privileged EXEC command.

Related Commands

show running-config

spanning-tree bpdufilter

spanning-tree bpduguard

spanning-tree portfast (global

configuration)

Displays the operating configuration. For syntax information, use

this link to the Cisco IOS Release 12.2 Command Reference listing

http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/prod_c

ommand_reference_list.html

Select the Cisco IOS Commands Master List, Release 12.2 to

navigate to the command.

Prevents an interface from sending or receiving bridge protocol data

units (BPDUs).

Puts an interface in the error-disabled state when it receives a

Globally enables the BPDU filtering or the BPDU guard feature on

Port Fast-enabled interfaces or enables the Port Fast feature on all

nontrunking interfaces.

Catalyst 3750-X and 3560-X Switch Command Reference

spanning-tree portfast (interface configuration)

Catalyst 3560-x