Which OSI layer are you troubleshooting when investigating a spanning-tree loop?

IT Questions BankCategory: CCNA 3 v7Which OSI layer are you troubleshooting when investigating a spanning-tree loop?

Which OSI layer are you troubleshooting when investigating a spanning-tree loop?

  • Application
  • Data link
  • Network
  • Physical
  • Transport

Explanation: You are troubleshooting the data link layer (I.e., OSI Layer 2) when troubleshooting a spanning-tree loop problem.

Exam with this question: 12.4.7 Check Your Understanding - Symptoms and Causes of Network Problems

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