Cisco Catalyst 2960 Series

SUMMARY STEPS
1.
enable
2.
configure terminal
3.
spanning-tree backbonefast
4.
end
DETAILED STEPS
PurposeCommand or Action
Enables privileged EXEC mode. Enter your password
if prompted.
enable
Example:
Switch> enable
Step 1
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Enables BackboneFast.spanning-tree backbonefast
Example:
Switch(config)# spanning-tree backbonefast
Step 3
Returns to privileged EXEC mode.end
Example:
Switch(config)# end
Step 4
Related Topics
BackboneFast, on page 294
Enabling EtherChannel Guard
You can enable EtherChannel guard to detect an EtherChannel misconfiguration if your switch is running
PVST+, Rapid PVST+, or MSTP.
This procedure is optional.
Follow these steps to enable EtherChannel Guard on the switch.
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
310
How to Configure Optional Spanning-Tree Features