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Troubleshooting Cisco Wireless Enterprise Networks (WITSHOOT v1.1)

Course Objectives

After finishing this course, you will have the capacity to meet these targets:

  • Distinguish basic investigating approaches
  • Distinguish and depict remote foundation issues
  • Distinguish center remote foundation issues
  • Distinguish remote security issues

Who Should Attend

WITSHOOT is focused toward remote system engineers with 3-5 years of involvement in the systems administration or security fields

Troubleshooting Cisco Wireless Enterprise Networks (WITSHOOT v1.1)

Cousre Outline

Module 1: Identify Common Troubleshooting Approaches

  • Objective: Identify basic investigating approaches
  • Lesson 1: Describing Network Troubleshooting Methodology
  • Objective: Describe the system investigating procedure and methodologies
  • This lesson incorporates these points:
  • Depicting Network Troubleshooting Methodology
  • Objective: Describe the system investigating philosophy
  • Orderly Approach
  • Getting ready for Network Failure
  • Organized Troubleshooting Methodologies
  • Base Up Approach
  • Utilization of the Bottom-Up Approach
  • Base Up Approach: Example
  • Top-Down Approach
  • Utilization of the Top-Down Approach
  • Top-Down Approach: Example
  • Gap and-Conquer Approach
  • Utilization of the Divide-and-Conquer Approach
  • Gap and-Conquer Approach: Example
  • Take after the-Path Approach
  • Take after the-Path Approach: Example
  • Documentation
  • Synopsis
  • Objective:
  • Lesson 2: Describing Network Troubleshooting Tools and Resources
  • Objective: Describe arrange investigating instruments and assets
  • This lesson incorporates these subjects:
  • Characterize Common Show and Debug Commands
  • Objective: Describe normal show and troubleshoot orders
  • Troubleshoot Commands for Intercontroller Mobility Issues
  • Portray Packet Captures
  • Objective: Describe bundle catches
  • Utilizing Packet Captures
  • Sniffer Mode Setup
  • Wireshark Configuration
  • Arrange SPAN and RSPAN
  • Arrange Switch Capture
  • Revelation 1: Setting Up and Analyzing Packet Captures
  • Topology
  • Required Resources
  • Occupation Aid
  • Undertaking 1: Set Up Access Point in Sniffer Mode
  • Undertaking 2: Set Up Wireshark and Capture Packets
  • Undertaking 3: Analyze Packets from a Capture File
  • Undertaking 4: Lab Cleanup
  • Disclosure 2: Analyzing Switch Packet Capture of AP Joining a WLC
  • Topology
  • Required Resources
  • Occupation Aid
  • Undertaking 1: Set Up Converged Access Wireshark Packet Capture
  • Undertaking 2: View the AP Discovery/Join Packets from Wireshark
  • Depict RF Spectrum Analysis
  • Objective: Describe RF range investigation
  • Range Analysis Functions
  • Screen the Air Quality of Radio Bands
  • Cisco CleanAir Detail
  • Impedance Device Report
  • Air Quality and Device Trap Control
  • Impedance Reporting
  • Unclassified Interference
  • Cisco Spectrum Expert GUI
  • Utilize Cisco Prime Infrastructure as a Troubleshooting Tool
  • Objective: Use Cisco Prime Infrastructure as an investigating instrument
  • Cisco Prime Infrastructure Troubleshooting Capabilities
  • Cisco Prime Infrastructure Security Dashboard
  • Depict Third-Party Tools
  • Objective: Describe outsider devices
  • Ekahau Troubleshooting Capabilities
  • MetaGeek Troubleshooting Capabilities
  • System Viewing Tools
  • Depict the WLCCA Tool
  • Objective: Describe the WLCCA
  • Depict Message Logging
  • Objective: Describe message logging
  • Administration > Logs > Message Logs
  • Administration > SNMP > General/SNMPv3 Users
  • Administration > SNMP > Communities and Trap Receiver
  • Administration > SNMP > Trap Logs
  • Administration > SNMP > Trap Controls
  • Administration > Tech Support > Controller Crash
  • Administration > Tech Support > AP Crash Log
  • Administration > Tech Support > System Resource Information
  • Disclosure 3: Viewing CleanAir Reports from Cisco Prime Infrastructure
  • Topology
  • Required Resources
  • Occupation Aid
  • Undertaking 1: Set Up Access Point for CleanAir
  • Undertaking 2: View CleanAir Reports on Cisco Prime
  • Rundown
  • Objective:

Module 2: Identify Core Wireless Infrastructure Issues

  • Objective: Identify center remote foundation issues
  • Lesson 1: Troubleshooting Wireless-Related Wired Infrastructure Issues
  • Objective: Describe how to investigate wired foundation that is identified with remote system
  • This lesson incorporates these themes:
  • Depict Wireless-Related Wired Infrastructure Issues
  • Objective: Describe remote related wired foundation issues
  • Depict and Troubleshoot IP, DHCP, and DNS Issues
  • Objective: Describe and investigate IP, DHCP, and DNS issues
  • DHCP and DNS Troubleshooting Best Practices
  • Investigate DHCP and DNS Issues
  • CLI Command: investigate dhcp message
  • CLI Command: investigate dhcp parcel
  • Controller > Internal DHCP Server > New or Edit
  • DHCP Relay Suboptions: Introduction
  • Cisco AireOS appear and investigate Commands
  • CLI Command: demonstrate arp switch
  • Cisco IOS XE appear and investigate Commands
  • Depict and Troubleshoot VLANs and Trunks
  • Objective: Describe and investigate VLANs and trunks
  • Cisco IOS XE appear and investigate Commands
  • Investigating VLAN Issues
  • Cisco IOS XE appear and troubleshoot Commands
  • Depict and Troubleshoot PoE
  • Objective: Describe and investigate PoE issues
  • Investigate PoE Issues
  • PoE Standards
  • Current Implementations
  • Effect of Adopting Newer PoE Capabilities
  • Power Draw of Cisco Aironet 3700 Series Access Points
  • 802.11ac-Ready Cisco Switches
  • Cisco Aironet 3700 Series Access Points: Access Layer Switches
  • Cisco Aironet 2700 Series Access Points: Power Requirements
  • PoE with Aironet 3700 Series AP Using 15.4 W (802.3af)
  • PoE with Aironet 3700 Series AP Using PoE+ (802.3at)
  • Investigate PoE Issues
  • Recognize an AP
  • Objective: Identify an AP
  • Investigate Cisco Catalyst 3650 and 3850 Series Switch Stacking Issues
  • Objective: Troubleshoot Cisco Catalyst 3650 and 3850 Series Switch stacking issues
  • Investigate Switch Stacking Issues
  • Test 1: Troubleshooting Client DHCP Issues
  • Topology
  • Employment Aid
  • Assignment 1: Resolve the Issue of a Client Not Getting an IP Address (Centralized Access on AireOS)
  • Assignment 2: Resolve the Issue of a Client Not Getting an IP Address (Converged Access on IOS-XE)
  • Outline
  • Objective:
  • Lesson 2: Troubleshooting AP-to-Controller Issues
  • Objective: Describe how to investigate AP-to-controller issues
  • This lesson incorporates these subjects:
  • Portray and Troubleshoot the CAPWAP AP Join Process
  • Objective: Describe and investigate the CAPWAP AP join process
  • Investigating AP Discover and Join
  • CAPWAP State Machine
  • Investigate AP-to-Controller Issues
  • Objective: Troubleshoot AP-to-controller issues
  • Extra AP-to-Controller Issues
  • Controller Discovery Issues: DHCP Option 43
  • Controller Discovery Issues: Discovery Via DNS
  • Portray Cisco WLC Tools
  • Objective: Describe Cisco WLC apparatuses
  • GUI Summary
  • Order: indicate framework
  • AP Name Change and Join Stats
  • Ping from Dynamic Interfaces (Extended Ping)
  • CLI Command: troubleshoot ?
  • Troubleshoot Filtering
  • CLI Command: troubleshoot capwap
  • Portray Best Practice Approaches for Troubleshooting
  • Objective: Describe Cisco WLC Example Scenarios
  • Cisco AireOS appear and troubleshoot Commands
  • Normal Issues with AP Joins
  • Normal AireOS appear and troubleshoot Commands
  • Investigate DTLS Session Establishment Issues
  • Investigate DTLS Session Establishment: Certificate Issues
  • Investigate DTLS Session Establishment: Time Issues
  • Portray Converged Access Scenarios
  • Objective: Describe merged access situations
  • Portray Common Cisco IOS-XE appear and investigate Commands
  • Normal Reasons for AP Join Failure
  • Best Practices for Troubleshooting AP Failover
  • Objective: Troubleshoot AP Failover
  • Objective: Describe how to investigate AP failover
  • Test 2: Troubleshooting AP Discovery and Join Failures
  • Topology
  • Employment Aid
  • Undertaking 1: Troubleshoot APs AP neglecting to Discover or Join the Converged WCM
  • Undertaking 2: Troubleshoot APs AP Failing to Discover or Join the Centralized WCM
  • Rundown
  • Objective:
  • Lesson 3: Troubleshooting Cisco FlexConnect
  • Objective: Troubleshoot Cisco FlexConnect
  • This lesson incorporates these themes:
  • Investigate Cisco FlexConnect
  • Objective: Troubleshoot Cisco FlexConnect
  • Cisco Wireless Hardware Installation
  • Vital Concepts
  • Cisco FlexConnect in Standalone Mode
  • Cisco FlexConnect Fault Tolerance
  • Investigate Central or Local Switching Mode Errors
  • Regular Cisco AireOS and Switch appear and troubleshoot Commands
  • Synopsis
  • Objective:
  • Self-Check

Module 3: Identify Wireless Infrastructure Issues

  • Objective: Identify and depict remote foundation issues
  • Lesson 1: Troubleshooting Client Connectivity Issues
  • Objective: Describe customer availability investigating
  • This lesson incorporates these themes:
  • Depict Troubleshooting of Client Connectivity Issues
  • Objective: Describe investigating of customer availability issues
  • Current State of the 2.4-GHz Spectrum
  • Current State of the 5-GHz Spectrum in the United States
  • Regular Client Connection Utilities
  • Investigating WLAN Configuration Errors
  • Regular Client Problems
  • Depict Troubleshooting of Client Connections
  • Objective: Describe investigating of customer associations
  • Screen > Clients > Client MAC Address
  • Depict Other Tools
  • Objective: Describe other investigating instruments
  • Charge: demonstrate customer detail
  • Regular Issues
  • Range Analysis
  • Regular Interference Devices and RF Propagation Issues
  • Reasons for Interference and Propagation Issues
  • Charge: investigate customer
  • Investigate Client Shows the AP
  • Depict Third-Party Tools
  • Objective: Describe outsider investigating devices
  • Utilizing Ekahau to Troubleshoot RF Signal Issues
  • Investigate End-to-End Issues
  • Disclosure 4: Check Client Speed/Throughput
  • Topology
  • Required Resources
  • Occupation Aid
  • Undertaking 1: Check the Client Speed Using the Windows Wireless Client Tool
  • Undertaking 2: Check the Client Throughput Using the Tamosoft Throughput Tester
  • Rundown
  • Objective:
  • Lesson 2: Troubleshooting Client Performance Issues
  • Objective: Describe customer execution investigating
  • This lesson incorporates these themes:
  • Depict Issues Affecting Client Performance
  • Objective: Describe issues that can influence customer execution
  • Basic Client Performance Problems
  • Cisco Aironet 802.11n and 802.11ac AP Comparison
  • AP and Client Power Levels
  • Power Levels and Client Density
  • Flag Power versus Scope
  • Venture WLAN Coverage and Capacity
  • Building up a SSID Design Plan
  • 802.11ac Channel and Enhancements
  • Broadcast appointment Fairness
  • Rate-Shifting Boundaries
  • Portray Client Performance Troubleshooting Tools
  • Objective: Describe customer execution investigating instruments
  • Utilizing Ekahau to Troubleshoot Performance
  • Investigate Throughput and Data Rate Issues
  • Portray Cisco Wireless LAN Controller CLI Tools
  • Objective: Describe Cisco Wireless LAN Controller (Cisco WLC) CLI instruments
  • Synopsis
  • Objective:

Module 4: Identify Wireless Security Issues

  • Objective: Identify remote security issues
  • Lesson 1: Troubleshooting Client Authentication Issues
  • Objective: Describe how to investigate customer confirmation issues
  • This lesson incorporates these points:
  • Best Practice Approaches for Troubleshooting
  • Objective: Describe customer confirmation issues and disclose how to investigate them
  • Investigate Client Authentication Issues
  • Objective: Describe customer confirmation issues and disclose how to investigate them
  • Regular Issues with Client Authentication
  • CLI Command troubleshoot dot11
  • CLI Command troubleshoot dot1x
  • CLI Command troubleshoot aaa
  • Portability Troubleshooting CLI Commands
  • Voice Troubleshooting CLI Commands
  • Case Scenarios
  • Objective: Present a few cases of customer confirmation issues
  • Test 3: Verifying Client Authentication Issues Using Prime Troubleshooting Tools
  • Topology
  • Employment Aid
  • Assignment 1: Use Prime to Verify the disappointment/achievement of a Client Using WPA2-PSK Authentication
  • Assignment 2: Use Prime to Verify the disappointment/achievement of a Client Using 802.1X Authentication
  • Revelation 5: Using Debug to Troubleshoot a Client with 802.1x Authentication
  • Topology
  • Required Resources
  • Employment Aid
  • CLI Command List and Controller GUI Navigation Support
  • Assignment 1: Setting Up the WLC and Client for 802.1x Authentication
  • Assignment 2: Debugging the 802.1x Authentication
  • Outline
  • Objective:
  • Lesson 2: Troubleshooting Guest Access Issues
  • Objective: Describe visitor get to issues and investigating approaches
  • This lesson incorporates these themes:
  • Depict Guest Access
  • Objective: audit visitor get to
  • Auto-Anchor
  • Web Authentication
  • Investigate Guest Access Issues
  • Objective: Describe visitor get to investigating choices
  • Basic Issues with Client Guest Access
  • Investigate Guest Access: WebAuth
  • Basic Issues with Guest Access Anchoring (Local and Central)
  • Investigate Guest Access: Mobility Groups
  • Investigate Guest Access: Mobility Anchor
  • Investigate Guest Access: mping, eping
  • Test 4: Troubleshooting Guest Network Issues
  • Topology
  • Occupation Aid
  • Undertaking 1: Resolve the Issue of Guests Not Being Able to Authenticate to the Network Using Web-Authentication (Centralized Access on AireOS)
  • Undertaking 2: Resolve the Issue of Guests Not Being Prompted for Web Authentication. (Joined Access on IOS-XE)
  • Rundown
  • Objective:
  • Lesson 3: Troubleshooting Issues with RF-Related Security Threats
  • Objective: Describe issues with RF-related security dangers and how to investigate them
  • This lesson incorporates these themes:
  • Regular Issues with RF Security Threats
  • Investigate Issues with RF-Related Security Threats
  • Objective: Troubleshoot issues with RF-related security dangers
  • Regular Issues with Rogue Devices
  • Rebel Access Points and Clients
  • Observing Rogue APs Using Cisco WLC GUI
  • Observing and Managing Rogue Devices Using Cisco Prime Infrastructure
  • Cisco Prime Infrastructure Security Dashboard
  • Rebel Clients and APs
  • Programmer APs
  • Refusal of Service
  • Over-the-Air Attacks
  • Impedance
  • Investigate Issues with Non-802.11 Interferers
  • Objective: Troubleshoot issues with non-802.11 interferers
  • Non-802.11 Interference: Bluetooth Example
  • Non-802.11 Interference: Microwave Oven Example
  • Non-802.11 Interference: Cordless 2.4-GHz Phone Example
  • Non-802.11 Interference: Wireless Video Camera Example
  • Investigate Non-802.11 Interference Issues
  • Test 5: Spectrum Analysis Using metageek Chanalyzer
  • Topology
  • Occupation Aid
  • Errand 1: Setup Access Point for SE-Connect Mode
  • Errand 2: Configure metageek Chanalyzer - Spectrum Analyzer programming
  • Errand 3: Analyze RF Captures Information into metageek Chanalyzer - range analyzer programming
  • Disclosure 6: Identifying Rogue APs and Clients Using WLCs and Prime Infrastructure
  • Topology
  • Required Resources
  • Employment Aid
  • Assignment 1: Identify Rogue APs and Clients on a WLC
  • Assignment 2: Identify Rogue APs and Clients on Prime Infrastructure
  • Outline
  • Objective:

Prerequisites

The information and aptitudes that a student ought to have before going to this course are as per the following:

  • Interconnecting Cisco Networking Devices Part 1 (ICND1)
  • Actualizing Cisco Wireless Network Fundamentals (WIFUND)
  • It is additionally suggested that students considered for this preparation have an essential information of the accompanying:
  • Cisco Prime Infrastructure
  • Cisco Identity Services Engine
  • Metageek Channelizer Software
  • Voice Signaling Protocol
  • Fundamental QoS
  • Application Visibility and Control
  • LAN exchanging

Awards