Spanning-Tree Bpdu (Interface) - Cisco Small Business 300 1.1 Series Administration Manual

Spanning-Tree Commands
78-20269-01 Command Line Interface Reference Guide
Example
The following example defines the BPDU packet handling mode as flooding when
the spanning tree is disabled on an interface
Console(config)#
spanning-tree bpdu flooding

29.14 spanning-tree bpdu (Interface)

Use the spanning-tree bpdu Interface Configuration (Ethernet, Port-channel) mode
command to define BPDU handling when the spanning tree is disabled on a single
interface. Use the no form of this command to restore the default configuration.
Syntax
{filtering | flooding}
spanning-tree bpdu
no spanning-tree bpdu
Parameters
•
filtering—Specifies that BPDU packets are filtered when the spanning tree
is disabled on an interface.
•
flooding—Specifies that untagged BPDU packets are flooded
unconditionally (without applying VLAN rules) to ports with the spanning
tree disabled and BPDU handling mode of flooding. Tagged BPDU packets
are filtered.
Default Configuration
The spanning-tree bpdu (Global) command determines the default configuration.
Command Mode
Interface Configuration (Ethernet, Port-channel) mode
User Guidelines
If the spanning-tree bpdu (Global) command is supported and the bridging mode
is supported:
If the global BPDU handling mode is bridging, the operational BPDU handling
mode is bridging for all the ports (The per-interface BPDU handling configuration
is kept as a shadow configuration).
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