Cisco Catalyst 2950 - Displaying STP Status

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Catalyst 2950 Desktop Switch Software Configuration Guide
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Chapter 9 Configuring STP
Configuring Basic STP Features
Figure 9-14 Gigabit Ethernet Clusters
Displaying STP Status
To display the current STP status, use one or more of the privileged EXEC commands in Table 9-4:
For information about other keywords for the show spanning-tree command, refer to the
Catalyst 2950 Desktop Switch Command Reference for this release.
Catalyst 2950
switches
60999
Catalyst
2950
switches
Catalyst
3550 or
6000 series
backbone
Option 1:
standalone
cascaded
cluster
Option 2:
cascaded
cluster connected to
a La
y
er 2 backbone
Option 3:
cascaded
cluster connected to
a La
y
er 3 backbone
Catalyst 3550
series switch
Catalyst 6000
switch
Layer 3
backbone
Cisco 7000
router
Catalyst 2950
switches
Cisco 7000
router
Table 9-4 Commands for Displaying STP Status
Command Purpose
show spanning-tree active Displays STP information on active interfaces only.
show spanning-tree brief Displays a summary of interface information.
show spanning-tree interface interface-id Displays information for the specified interface.
show spanning-tree summary [totals] Displays a summary of port states or displays the total lines of the STP state
section.