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Troubleshooting Cisco Wireless Enterprise Networks v1.1

Course Description


In this course, you will learn how to troubleshoot Cisco wireless networks. In addition, you will learn about the guidelines for troubleshooting Wi-Fi architectures of Cisco wireless components. Hands-on labs are designed to reinforce concepts such as troubleshooting Cisco AireOS Release 8.0, Cisco Prime Infrastructure Release 2.2, and Cisco Identity Services Engine (Cisco ISE) Release 1.3 features. Cisco CCNP Wireless certification addresses the need for designing, implementing, and operating Cisco Wireless networks and mobility infrastructures. CCNP Wireless certification emphasizes wireless networking principles and theory.  


  • Wireless network engineers with at least three years of experience in the networking or security fields


It is recommended, but not required, that students have the following knowledge and skills:
  • Interconnecting Cisco Networking Devices, Part 1 (ICND1)
  • Implementing Cisco Wireless Network Fundamentals (WIFUND)

Key topics

1. Identify Common Troubleshooting Approaches
  • Network Troubleshooting Methodology
  • Network Troubleshooting Tools and Resources
2. Identify Wireless Infrastructure Issues
  • Client Connectivity Issues
  • Client Performance Issues
3. Identify Core Wireless Infrastructure Issues
  • AP-to-Controller Issues
  • Wireless-Related Wired Infrastructure Issues
  • Cisco FlexConnect
4. Identify Wireless Security Issues
  • Client Authentication Issues
  • Guest Access Issues
  • Issues with RF-Related Security Threats
  • Lab 1: Client Authentication Failure
  • Lab 2: Client Connection Failure
  • Lab 3: Client Unable to See the Employee WLAN
  • Lab 4: Poor Performance on 2.4 GHz
  • Lab 5: APs Are Not Joining the Controller (Example 1)
  • Lab 6: APs Are Not Joining the Controller (Example 2)
  • Lab 7: Client Roaming Is Not Handled Seamlessly
  • Lab 8: No Access to WLC1 from the Network (Example 1)
  • Lab 9: No Access to WLC2 from the Network (Example 2)
  • Lab 10: New 802.11ac APs Are Not at Maximum Performance
  • Lab 11: FlexConnect Local Switched WLAN Issue
  • Lab 12: FlexConnect APs Cannot Authenticate New Users
  • Lab 13: APs Are Not Joining the Controller (Example 3)
  • Lab 14: Client Authentication Failure
  • Lab 15: Guest Web Authentication Failure
  • Lab 16: Additional Client Authentication Issues


After the completion of this course, you will be able to:
  • Troubleshoot Methodology
  • Troubleshoot AP Joining Issues
  • Troubleshoot Client Connectivity Issues
  • Identify and Locate RF Interferences
  • Troubleshoot Client Performance Issues
  • Identify Common Wired Infrastructure Issues Based on the Output From Common Troubleshooting Tools
  • Troubleshoot WLC and AP High Availability Issues

Course Duration

3 Days
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