Chapter 4: Multiple Spanning Tree Protocol

Question 1

Configure the switch for a basic MST region that includes all VLANs and the version number 1

Answer 1

spanning-tree mode mst
spanning-tree mst configuration
instance 0 vlan 1-4094
revision 1

Question 2

Modify a switch’s MSTI priority or make it the root bridge for the MSTI

Answer 2

spanning-tree mst “instance-number” priority “priority”

OR

spanning-tree mst “instance number” root {primary | secondary} [diameter “diameter”]

Question 3

Specify additional VLANs to an MSTI

Answer 3

spanning-tree mst configuration

instance “instance number” vlan “vland-id”

Question 4

Change the MST version number

Answer 4

spanning-tree mst configuration

revision “version”

Question 5

Change the port cost for a specific MSTI

Answer 5

spanning-tree mst “instance number” cost “cost”

Question 6

Change the port priority for a specific MSTI

Answer 6

spanning-tree mst “instance number” port-priority “priority”

Question 7

Display the MST Configuration

Answer 7

show spanning-tree mst conifguration

Question 8

Verify the MST switch status

Answer 8

show spanning-tree mst [“instance number”]

Question 9

View the STP topology for the MST

Answer 9

show spanning-tree mst interface “interface id”