CLI Reference Guide-R04

Chapter 20 | Spanning Tree Commands
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spanning-tree mst
configuration
This command changes to Multiple Spanning Tree (MST) configuration mode.
Syntax
spanning-tree mst configuration
Default Setting
No VLANs are mapped to any MST instance.
The region name is set the switch’s MAC address.
Command Mode
Global Configuration
Example
Console(config)#spanning-tree mst configuration
Console(config-mstp)#
Related Commands
mst vlan (525)
mst priority (524)
name (526)
revision (526)
max-hops (523)
spanning-tree system-
bpdu-flooding
This command configures the system to flood BPDUs to all other ports on the
switch or just to all other ports in the same VLAN when spanning tree is disabled
globally on the switch or disabled on a specific port. Use the no form to restore the
default.
Syntax
spanning-tree system-bpdu-flooding {to-all | to-vlan}
no spanning-tree system-bpdu-flooding
to-all - Floods BPDUs to all other ports on the switch.
to-vlan - Floods BPDUs to all other ports within the receiving port’s native
VLAN (i.e., as determined by port’s PVID).
Default Setting
Floods to all other ports in the same VLAN.
Command Mode
Global Configuration