3-3
Catalyst 2970 Switch Hardware Installation Guide
OL-6422-01
Chapter 3 Troubleshooting
Diagnosing Problems
• Recovery from corrupted or missing software
• Switch port problems
• Network interface cards
• Troubleshooting tools
Common switch problems fall into these categories:
• Poor performance
• No connectivity
• Corrupted software
Table 3-1 describes how to detect and resolve these problems.