STP Configuration and Management

Question 1

What STP parameter can be adjusted to influence which switch becomes the Root Bridge?

Accepted Answer

Bridge Priority

Answer

Port Cost

Answer

Forward Delay

Answer

Hello Time

Question 2

What is the effect of configuring PortFast on a switch port?

Accepted Answer

It allows the port to transition immediately to the Forwarding state

Answer

It prevents the port from participating in STP

Answer

It decreases the port’s bandwidth usage

Answer

It increases the time the port spends in the Listening state

Question 3

Which STP variant is designed to provide faster convergence compared to traditional STP?

Accepted Answer

Rapid Spanning Tree Protocol (RSTP)

Answer

Multiple Spanning Tree Protocol (MSTP)

Answer

Common Spanning Tree (CST)

Answer

Per-VLAN Spanning Tree (PVST)

Question 4

How can you verify the current STP configuration and status on a Cisco switch?

Accepted Answer

Use the show spanning-tree command

Answer

Use the show ip interface command

Answer

Use the show vlan command

Answer

Use the show mac-address-table command

Question 5

What is the purpose of configuring a port’s cost in STP?

Accepted Answer

To determine the path preference and loop prevention

Answer

To increase the speed of port transitions

Answer

To influence the selection of the Root Bridge

Answer

To control the frequency of BPDU transmissions