Chapter 2 - Command Reference

Question 1

Set the STP max age

Answer 1

spanning-tree vlan vlan-id max-age

Question 2

Set the STP hello interval

Answer 2

spanning-tree vlan vlan-id hello-time hello-time

Question 3

Set the STP forwarding delay

Answer 3

spanning-tree vlan vlan-id forward-time forward-time

Question 4

Display the STP root bridge and cost

Answer 4

show spanning-tree root

Question 5

Display the STP information (root bridge, local bridge, and interfaces) for one or more VLANs

Answer 5

show spanning-tree [vlan vlan-id]

Question 6

Identify when the last TCN occurred and which port was the reason for it.

Answer 6

show spanning-tree [vlan vlan-id] detail