Spanning Tree Protocol problems

  • 1. You want to run the new 802.1w on your switches. Which of the following would enable this protocol?

  • Options
  • A. Switch(config)# spanning-tree mode rapid-pvst
  • B. Switch# spanning-tree mode rapid-pvst
  • C. Switch(config)# spanning-tree mode 802.1w
  • D. Switch# spanning-tree mode 802.1w
  • Discuss
  • 2. Which statement describes a spanning-tree network that has converged?

  • Options
  • A. All switch and bridge ports are in the forwarding state.
  • B. All switch and bridge ports are assigned as either root or designated ports.
  • C. All switch and bridge ports are in either the forwarding or blocking state.
  • D. All switch and bridge ports are either blocking or looping.
  • Discuss
  • 3. What is the purpose of Spanning Tree Protocol in a switched LAN?

  • Options
  • A. To provide a mechanism for network monitoring in switched environments
  • B. To prevent routing loops in networks with redundant paths
  • C. To prevent switching loops in networks with redundant switched paths
  • D. To manage the VLAN database across multiple switches
  • E. To create collision domains
  • Discuss
  • 4. Your switch has a port status LED that is alternating between green and amber. What could this indicate?

  • Options
  • A. The port is experiencing errors.
  • B. The port is shut down.
  • C. The port is in STP blocking mode.
  • D. Nothing; this is normal.
  • Discuss
  • 5. If you want to disable STP on a port connected to a server, which command would you use?

  • Options
  • A. disable spanning-tree
  • B. spanning-tree off
  • C. spanning-tree security
  • D. spanning-tree portfast
  • Discuss
  • 6. What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

  • Options
  • A. Forwards the switch to the first available link
  • B. Drops the frame
  • C. Floods the network with the frame looking for the device
  • D. Sends back a message to the originating station asking for a name resolution
  • Discuss

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