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34.27 show spanning-tree mst 
Description 
The  show spanning-tree mst  command is used to display the related 
information of MST Instance. 
Syntax 
show spanning-tree mst {  configuration  [  digest  ] |  instance  instance-id  
[ interface [ gigabitEthernet port | port-channel port-channel-id ] ] } 
Parameter 
instance-id —— Instance ID desired to show, ranging from 1 to 8. 
port —— The Ethernet port number. 
port-channel-id —— The ID of the port channel.   
Command Mode 
Privileged EXEC Mode and Any Configuration Mode 
Privilege Requirement 
None. 
Example 
Display the region information and mapping information of VLAN and MST 
Instance: 
T2600G-28TS(config)#show spanning-tree mst configuration 
Display the related information of MST Instance 1: 
T2600G-28TS(config)#show spanning-tree mst instance 1 
Display all the ports information of MST Instance 1: 
T2600G-28TS(config)#show spanning-tree mst instance 1 interface