Cisco Catalyst 2960 Series User Manual

SUMMARY STEPS
1.
enable
2.
configure terminal
3.
spanning-tree bridge assurance
4.
end
5.
show spanning-tree summary
DETAILED STEPS
PurposeCommand or Action
Enables privileged EXEC mode. Enter your password if prompted.enable
Step 1
Example:
Switch> enable
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Enables Bridge Assurance on all network ports on the switch.spanning-tree bridge assurance
Step 3
Example:
Switch(config)# spanning-tree bridge
assurance
Bridge Assurance is enabled by default.
Use the no version of the command to disable the feature.
Disabling Bridge Assurance causes all configured network ports
to behave as normal spanning tree ports.
Returns to privileged EXEC mode.end
Example:
Switch(config)# end
Step 4
Displays spanning tree information and shows if Bridge Assurance
is enabled.
show spanning-tree summary
Example:
Switch# show spanning-tree summary
Step 5
Related Topics
Bridge Assurance, on page 299
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
319
How to Configure Optional Spanning-Tree Features

Cisco Catalyst 2960 Series Specifications

General

Layer	Layer 2
Power over Ethernet (PoE)	Available on some models
RAM	128 MB
Flash Memory	32 MB
MAC Address Table Size	8000
Operating Temperature	0°C to 45°C (32 to 113°F)
Ports	24 or 48 x 10/100/1000