Chapter 18
| Spanning Tree Commands
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interface with the highest priority (that is, lowest value) will be configured as an
active link in the spanning tree.
â—† Where more than one interface is assigned the highest priority, the interface
with lowest numeric identifier will be enabled.
Example
Console(config)#interface Ethernet 1/5
Console(config-if)#spanning-tree mst 1 port-priority 0
Console(config-if)#
Related Commands
spanning-tree mst cost (456)
spanning-tree
port-bpdu-flooding
This command floods BPDUs to other ports when spanning tree is disabled globally
or disabled on a specific port. Use the no form to restore the default setting.
Syntax
[no] spanning-tree port-bpdu-flooding
Default Setting
Enabled
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
â—† When enabled, BPDUs are flooded to all other ports on the switch or to all other
ports within the receiving port’s native VLAN as specified by the spanning-tree
system-bpdu-flooding command.
â—† The spanning-tree system-bpdu-flooding command has no effect if BPDU
flooding is disabled on a port by the spanning-tree port-bpdu-flooding
command.
Example
Console(config)#interface ethernet 1/5
Console(config-if)#spanning-tree port-bpdu-flooding
Console(config-if)#
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