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Chapter 20 MSTP Commands
MSTP (Multiple Spanning Tree Protocol), compatible with both STP and RSTP and subject to
IEEE 802.1s, can disbranch a ring network. STP is to block redundant links and backup links as
well as optimize paths.
spanning-tree(global)
Description
The spanning-tree command is used to enable STP function globally. To
disable the STP function, please use no spanning-tree command.
Syntax
spanning-tree
no spanning-tree
Command Mode
Global Configuration Mode
Example
Enable the STP function:
T1500-28PCT(config)# spanning-tree
spanning-tree(interface)
Description
The spanning-tree command is used to enable STP function for a port. To
disable the STP function, please use no spanning-tree command.
Syntax
spanning-tree
no spanning-tree
Command Mode
Interface Configuration Mode (interface fastEthernet / interface range
fastEthernet / interface gigabitEthernet / interface range gigabitEthernet)