Reference Guide

Version Description
7.5.1.0 Introduced on the C-Series.
6.2.1.1 Introduced on the E-Series.
Example
Dell(config-stp)#show config
protocol spanning-tree 0
no disable
Dell(config-stp)#
show spanning-tree 0
Display the spanning tree group configuration and status of interfaces in the spanning tree group.
C9000 Series
Syntax
show spanning-tree 0 [active | brief | guard | interface
interface | root | summary]
Parameters
0 Enter 0 (zero) to display information about that specific
spanning tree group.
active (OPTIONAL) Enter the keyword active to display only
active interfaces in spanning tree group 0.
brief (OPTIONAL) Enter the keyword brief to display a synopsis
of the spanning tree group configuration information.
guard (OPTIONAL) Enter the keyword guard to display the type of
guard enabled on an STP interface and the current port
state.
interface interface (OPTIONAL) Enter the keyword interface and the type
slot/port of the interface you want displayed. Type slot/port
options are the following:
• For a Port Channel interface, enter the keywords port-
channel
then a number. The range is from 1 to 128.
• For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword
fortyGigE then the slot/port information.
root (OPTIONAL) Enter the keyword root to display
configuration information on the spanning tree group root.
summary (OPTIONAL) Enter the keyword summary to only the
number of ports in the spanning tree group and their state.
Spanning Tree Protocol (STP)
1981