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Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
OL-30644-01
Chapter 8 Configuring Spanning Tree Protocol
Configuring STP Features
Configuring STP Settings
Beginning in privileged EXEC mode, follow these steps to configure STP on the access point/bridge:
Command Purpose
Step 1
configure terminal Enter global configuration mode.
Step 2
interface { dot11radio number | fastethernet
number | GigabitEthernet number}
Enter interface configuration mode for radio or Ethernet
interfaces or sub-interfaces.
The 2.4-GHz radio and the 2.4-GHz 802.11n radio is 0.
The 5-GHz radio and the 5-GHz 802.11n radio is 1.
The fast Ethernet interface is 0.
Step 3
bridge-group number Assign the interface to a bridge group. You can number your
bridge groups from 1 to 255.
Step 4
no bridge-group number spanning-disabled Counteract the command that automatically disables STP for a
bridge group. STP is enabled on the interface when you enter
the bridge n protocol ieee command.
Step 5
exit Return to global configuration mode.
Step 6
bridge number protocol ieee Enable STP for the bridge group. You must enable STP on each
bridge group that you create with bridge-group commands.
Step 7
bridge number priority priority (Optional) Assign a priority to a bridge group. The lower the
priority, the more likely it is that the bridge becomes the
spanning-tree root.
Step 8
end Return to privileged EXEC mode.
Step 9
show spanning-tree bridge Verify your entries.
Step 10
copy running-config startup-config (Optional) Save your entries in the configuration file.