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THE FOLLOWING ICND2 EXAM TOPICS ARE COVERED IN THIS CHAPTER:

  • LAN Switching Technologies
    • Identify enhanced switching technologies
      • RSTP
      • PVSTP
      • EtherChannels
    • Configure and verify PVSTP operation
      • describe root bridge election
      • spanning-tree mode
  • Troubleshooting
    • Troubleshoot and resolve spanning-tree operation issues
      • root switch
      • priority
      • mode is correct
      • port states
    • Troubleshoot EtherChannel problems

images Long ago, a company called Digital Equipment Corporation (DEC) created the original version of Spanning Tree Protocol (STP). The IEEE later ...

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