Quick Reference Guide

58 Command Groups
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DELL CONFIDENTIAL – PRELIMINARY 5/15/12 – FOR PROOF ONLY
Spanning Tree Commands
Command Group Description Access Mode
spanning-tree Enables Spanning Tree functionality. Global
Configuration
spanning-tree mode Configures the Spanning Tree protocol. Global
Configuration
spanning-tree forward-
time
Configures the Spanning Tree bridge forward time. Global
Configuration
spanning-tree hello-
time
Configures the Spanning Tree bridge Hello Time. Global
Configuration
spanning-tree max-age Configures the Spanning Tree bridge maximum age. Global
Configuration
spanning-tree priority Configures the Spanning Tree priority. Global
Configuration
spanning-tree disable Disables Spanning Tree on a specific port. Interface
Configuration
spanning-tree cost Configures the Spanning Tree path cost for a port. Interface
Configuration
spanning-tree port-
priority
Configures port priority. Interface
Configuration
spanning-tree portfast Enables PortFast mode. Interface
Configuration
spanning-tree link-type Overrides the default link-type setting . Interface
Configuration
spanning-tree pathcost
method
Sets the default path cost method. Global
Configuration
spanning-tree bpdu Defines bridge protocol data unit (BPDU) handling
when Spanning Tree is disabled on an interface.
Global
Configuration
clear spanning-tree
detected-protocols
Shutdowns an interface when it receives a BPDU. Interface
Configuration
clear spanning-tree
detected-protocols
Restarts the protocol migration process on all
interfaces or on the specified interface.
Privileged EXEC
spanning-tree mst
priority
Configures the device priority for the specified
spanning-tree instance.
Global
Configuration
spanning-tree mst max-
hops
Configures the number of hops in an MST region
before the BDPU is discarded and the port information
is aged out.
Global
Configuration