Cisco Systems

 

Modules:  |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  10  |  11  |  12  |  A1  |  All  |

Module 1 - 12 Outline

Module 1: Introduction to Wireless LANs
Module Overview
1.1 Introduction to Wireless LANs
 
1.1.1 What is a wireless LAN?
1.1.2 No more wires?
1.1.3 Why wireless?
1.1.4 Evolution of wireless LANs
1.2 Networking Media
 
1.2.1 Physical layer media
1.2.2 STP
1.2.3 UTP
1.2.4 Coaxial cable
1.2.5 Optical fiber
1.2.6 Atmosphere: the wireless medium
1.2.7 Media installation
1.3 Wireless Technologies
 
1.3.1 Overview
1.3.2 Digital wireless and cellular
1.4 Components and Topologies
1.4.1 Components overview
1.4.2 Client adapters
1.4.3 Access points
1.4.4 Bridges
1.4.5 Antennas
1.4.6 Cables and accessories
1.4.7 802.11 enabled devices
1.4.8 Consumer wireless products
1.4.9 Wireless LAN Topologies
1.5 Wireless LAN Market
1.5.1 Implications
1.5.2 WLAN growth and applications
1.5.3 Market requirements
1.6 Challenges and Issues
1.6.1 Radio signal interference and degradation
1.6.2 Power management
1.6.3 Interoperability
1.6.4 Network security
1.6.5 Reliability and connectivity
1.6.6 Installation and site design issues
1.6.7 Health issues
1.6.8 Future directions
Module Summary

Module Quiz

 
Module 2: 802.11 (a,b,g) and Network Interface Cards
Module Overview
2.1 802.11 Standards
 
2.1.1 Overview
2.1.2 IEEE and 802.11
2.1.3 IEEE 802.2 LLC review
2.1.4 Wireless LAN general description
2.1.5 Logical architecture
2.2 802.11 MAC Layer
 
2.2.1 MAC services
2.2.2 MAC frame structure, architecture, and operation
2.2.3 Carrier-sense mechanism, MAC-level acknowledgements, and interframe spaces
2.3 Physical Layer (PHY)
 
2.3.1 Scope and functions
2.3.2 IEEE 802.11b (High–Rate) DSSS PHY specification
2.3.3 802.11b modulation
2.3.4 IEEE 802.11a PHY specification
2.3.5 IEEE 802.11g PHY specification
2.3.6 FHSS and Infrared (IR) PHY specifications
2.4 Client Adapters
 
2.4.1 Introduction
2.4.2 Parts of the client adapter
2.4.3 Driver types and client support
2.4.4 Network configurations using the client adapters
2.5 Aironet Client Utility (ACU)
 
2.5.1 Overview
2.5.2 Installation
2.5.3 Create and select profiles
2.5.4 Edit, import, and export profiles
2.5.5 Manage profiles
2.5.6 Configure the client adapter
2.5.7 Aironet Client monitor (ACM)
2.5.8 Configure the client IP address
2.6 ACU Monitoring and Troubleshooting Tools
 
2.6.1 Overview
2.6.2 Status and statistics
2.6.3 Cisco WLAN troubleshooting
2.6.4 Survey and Link Test Tool
2.6.5 Link Status Meter
Module Summary

Module Quiz

 
Module 3: Wireless Radio Technology
Module Overview
3.1 Waves
 
3.1.1 Overview of waves
3.1.2 Sine waves
3.1.3 Analog to digital conversion
3.2 Mathematics for Studying Radio
 
3.2.1 Watts
3.2.2 Decibels
3.2.3 Decibel references
3.3 Electromagnetic (EM) Waves
 
3.3.1 Basics of EM waves
3.3.2 EM spectrum chart
3.3.3 Fourier synthesis
3.3.4 Spectrum uses
3.4 Signals
3.4.1 Viewing signals in time
3.4.2 Viewing signals in frequency
3.4.3 Signals in time and frequency
3.4.4 Noise in time and frequency
3.5 Modulation Techniques
 
3.5.1 Carrier frequency
3.5.2 Basic modulation techniques
3.5.3 FHSS
3.5.4 DSSS
3.5.5 OFDM
3.6 Multiple Access and Bandwidth
 
3.6.1 Multiple access to shared medium
3.6.2 WLAN DSSS and CSMA/CA
3.6.3 Bandwidth
3.7 Radio Wave Propagation
 
3.7.1 Propagation of RF
3.7.2 Refraction
3.7.3 Reflection
3.7.4 Diffraction and scattering
3.7.5 Multipath
3.7.6 Path-loss
Module Summary

Module Quiz

 
Module 4: Wireless Topologies
Module Overview
4.1 Components
4.1.1 Laptops and workstations
4.1.2 Mobile computers, PDAs, and barcode readers
4.1.3 Clients and adapters
4.1.4 Access points and bridges
4.1.5 Antennas
4.1.6 Ethernet and wired LANs
4.2 WLAN Topologies
 
4.2.1 Modularity
4.2.2 WLAN categories
4.2.3 Local area networks (LAN)
4.2.4 Wireless repeater
4.2.5 System redundancy and load balancing
4.2.6 Roaming
4.2.7 Scalability
4.3 Channel Setup
 
4.3.1 Overview
4.3.2 Access point coverage and comparison
4.3.3 Multirate implementation
4.3.4 Channel usage and interference
4.4 Bridge Topologies
 
4.4.1 Root modes
4.4.2 Point-to-point configuration
4.4.3 Point-to-multipoint configuration
4.4.4 Distance limitations
4.4.5 Bandwidth
4.5 Sample Topologies
 
4.5.1 Basic topologies
4.5.2 Campus topologies
4.5.3 WLAN addition to AVVID
4.6 VLAN, QoS, and Proxy Mobile IP
 
4.6.1 VLAN features
4.6.2 Quality of Service (QoS) feature
4.6.3 eDCF
4.6.4 Proxy mobile IP
Module Summary

Module Quiz

 
Module 5: Access Points
Module Overview  
5.1 Access Point Connection
 
5.1.1 Introduction
5.1.2 Radio upgrade
5.1.3 Cable and power the AP
5.1.4 LED Indicators
5.1.5 Connecting to the AP
5.1.6 Reset the AP
5.2 Basic Configuration
 
5.2.1 Configure IP address and SSID via IPSU
5.2.2 Navigating the GUI
5.2.3 Configure basic settings via GUI
5.2.4 Navigating the CLI
5.2.5 Configure basic settings via CLI
5.3 Verify AP Operation
 
5.3.1 Overview
5.3.2 Summary status (HOME) page
5.3.3 Network map
5.3.4 Associations
5.3.5 ACM and ACU
5.4 Network Interface Configuration
 
5.4.1 Overview
5.4.2 IP address
5.4.3 Configure the FastEthernet interface
5.4.4 Configure radio interfaces via GUI
5.4.5 Configure radio interfaces through the  IOS CLI
5.4.6 Verify radio status
5.4.7 Carrier busy test
5.4.8 Debugging the radio
5.5 Configure Services
 
5.5.1 Overview
5.5.2 Telnet/SSH
5.5.3 Hot standby
5.5.4 CDP
5.5.5 DNS
5.5.6 HTTP
5.5.7 Proxy Mobile IP
5.5.8 QoS
5.5.9 NTP
5.6 Wireless Services
 
5.6.1 Overview
5.6.2 AP
5.6.3 WDS
Module Summary

Module Quiz

 
Module 6: Bridges
Module Overview  
6.1 Bridge Connection
 
6.1.1 Introduction
6.1.2 Bridge roles in the network
6.1.3 Cable and power the bridge
6.1.4 LED indicators
6.1.5 Connecting to the bridge
6.1.6 Reset the bridge
6.2 Basic Configuration
 
6.2.1 Configure IP address and SSID via IPSU
6.2.2 Navigating the GUI
6.2.3 Configure basic settings via GUI
6.2.4 Navigating the menu
6.2.5 Configure basic settings via menu
6.3 Configuring the radio and Ethernet ports
 
6.3.1 Basic radio port configuration
6.3.2 Extended radio configuration – hardware page
6.3.3 Extended radio configuration – advanced page
6.3.4 Configuring the Ethernet port  – identification page
6.3.5 Configuring the Ethernet port  – hardware page
6.3.6 Configuring the Ethernet port  – advanced page
6.4 Configuring Services
 
6.4.1 Configuring time services
6.4.2 Configuring boot services
6.4.3 Configuring name services
6.4.4 Configuring routing setup
6.5 Cisco Services
 
6.5.1 Services overview
6.5.2 CDP
6.5.3 Firmware upgrade and distribution
6.5.4 Hot standby management
6.5.5 Manage system configuration
6.6 1400 Series Bridge
 
6.2.1 Configure IP address and SSID through IPSU
6.2.2 Navigating the GUI
6.2.3 Configure basic settings through the GUI
6.2.4 Navigating the menu
6.2.5 Configure basic settings using the menu
Module Summary

Module Quiz

 
Module 7: Antennas
Module Overview
7.1 Antennas
 
7.1.1 Introduction
7.1.2 Variables
7.1.3 Bandwidth
7.1.4 Beamwidth
7.1.5 Gain
7.1.6 Polarization
7.1.7 Radiation patterns
7.1.8 Diversity
7.2 Omnidirectional Antennas
 
7.2.1 Introduction
7.2.2 2.2 dBi Dipole “rubber duck” antenna(s)
7.2.3 Ceiling antennas
7.2.4 Mast antennas
7.2.5 Pillar antennas
7.2.6 Integrated antennas
7.3 Directional Antennas
 
7.3.1 Introduction
7.3.2 Patch antennas
7.3.3 Yaqi
7.3.4 Solid dish
7.3.5 5 GHz sector
7.4 Cable and Accessories
 
7.4.1 Cable selection
7.4.2 Cable loss
7.4.3 Cable connectors and splitters
7.4.4 Amplifiers
7.4.5 Lightning arrestor
7.5 Link Engineering and RF Path Planning
 
7.5.1 Overview
7.5.2 Earth bulge
7.5.3 Site survey and path profiling
7.5.4 Alignment and interference
7.6 Antenna Installation
 
7.6.1 Overview
7.6.2 Ladder safety
7.6.3 Installation safety
7.6.4 Legal issues
7.6.5 EIRP rules
Module  Summary

Module Quiz

 
Module 8: Security
Module Overview
8.1 Security Fundamentals
 
8.1.1 What is security?
8.1.2 WLAN vulnerabilities
8.1.3 WLAN threats
8.1.4 Reconnaissance
8.1.5 Access
8.1.6 Denial of service
8.2 Basic WLAN Security Technologies
8.2.1 The WLAN security wheel
8.2.2 First generation wireless security
8.2.3 Wired equivalent privacy (WEP)
8.2.4 Authentication and association
8.3 Configuring Basic WLAN Security
 
8.3.1 Basic WLAN security
8.3.2 Enabling protocol and MAC filters on APs
8.3.3 Securing clients and APs
8.3.4 Monitoring WLAN equipment
8.3.5 Disable unneeded services
8.4 Enterprise WLAN Authentication
 
8.4.1 Second generation authentication
8.4.2 Authenticating wireless users
8.4.3 802.1x basics
8.4.4 How 802.1x works
8.4.5 802.1x authentication types
8.4.6 Choosing an 802.1x type
8.5 Enterprise Wireless Encryption
 
8.5.1 Strengthening WEP
8.5.2 Message integrity check
8.5.3 Broadcast key rotation (BKR)
8.5.4 Second generation encryption
8.5.5 Using VPNs
8.6 Other Enterprise Security Services
 
8.6.1 VLANs
8.6.2 Spanning tree
Module Summary

Module Quiz

 

Module 9: Application Design and Site Survey Prep
Module Overview
9.1 Site Survey
9.1.1 Site survey
9.1.2 Site survey considerations
9.1.3 Standards and topologies
9.1.4 Important considerations
9.2 Applications
9.2.1 Changing technology and applications
9.3 WLAN Design
9.3.1 Design guidelines
9.3.2 Applications and data collection
9.3.3 Load and coverage
9.3.4 Bandwidth and throughput
9.3.5 Mobile users
9.3.6 Power consumption
9.3.7 Interference
9.3.8 Encryption
9.3.9 Fire code and safety issues
9.4 Building-to-building Design
 
9.4.1 Building-to-building overview
9.4.2 Design examples
9.4.3 Path considerations
9.4.4 Installation considerations
9.5 Site Survey Equipment
 
9.5.1 Equipment
9.5.2 APs and cards
9.5.3 Antennas and attenuators
9.5.4 Battery packs, cables, mounting, and markers
9.5.5 Measuring devices and digital cameras
9.5.6 Travel case
9.5.7 RF test device
9.6 Site Survey Documentation and Utilities
 
9.6.1 Site drawing and walkthrough
9.6.2 Bridge range calculation utility
9.6.3 ACU site survey
9.6.4 Link status meter (LSM)
Module Summary

Module Quiz

 

Module 10: Site Survey
Module Overview
10.1 Infrastructure Awareness
 
10.1.1 Working with personnel
10.1.2 LAN infrastructure
10.1.3 Network map
10.1.4 LAN media
10.1.5 Firewalls, risers, cable paths, and service loops
10.1.6 Existing Network
10.1.7 Check the existing network health
10.1.8 Network performance baseline
10.2 Survey
 
10.2.1 Preparation
10.2.2 Getting started
10.2.3 Channel selection, data rates, and overlap
10.2.4 Work with existing conditions
10.2.5 Freezers
10.2.6 Multifloor survey
10.2.7 Interference and RF propagation 
10.3 Mounting and Installation
 
10.3.1 AP mounting
10.3.2 Column mounting
10.3.3 Bridge mounting
10.3.4 Antenna mounting
10.3.5 Power
10.3.6 NEMA enclosures
10.4 Documentation
 
10.4.1 Documenting the WLAN design
10.4.2 Request for proposal
10.4.3 WLAN site survey specifics
10.4.4 Site survey report
Module Summary

Module Quiz

 

Module 11: Troubleshooting Management, Monitoring, and Diagnostics
Module Overview
11.1 General Approach to Troubleshooting
11.1.1 Overview
11.1.2 Symptom - diagnosis - solution
11.1.3 Preparing for network failure
11.1.4 Network and fault management
11.2 OSI Troubleshooting
11.2.1 Model overview
11.2.2 Troubleshooting layers
11.2.3 Layer 1: media, connectors, and devices
11.2.4 Layer 2: bridges and switches
11.2.5 Layer 3: routers
11.2.6 Troubleshooting TCP/IP
11.3 Diagnostic Tools
11.3.1 Cable testers, multimeters, and network monitors
11.3.2 Sniffers
11.3.3 Spectrum analyzers
11.3.4 Gauss and tesla meters
11.4 WLAN Troubleshooting
 
11.4.1 Firmware
11.4.2 Configuration files
11.4.3 Unit status and password recovery
11.4.4 Antenna cable
11.4.5 Placement and obstacles
11.5 System Message Logging
11.5.1 Overview
11.5.2 Configure event notification via GUI
11.5.3 Configure event notification via IOS CLI
11.5.4 SNMP
11.5.5 Configure SNMP
11.5.6 Syslog and SNMP applications
11.6 Enterprise Management
 
11.6.1 Overview
11.6.2 WLSE
11.6.3 Cisco Structured Wireless Aware Network Solution
11.6.4 Aironet Configuration Administration Tool (ACAT)
11.6.5 Wavelink
11.6.6 Airwave
Module Summary

Module Quiz

 

Module 12: Emerging Technologies
Module Overview
12.1 Ultra-wideband Wireless
 
12.1.1 Overview of ultra-wideband (UWB) wireless
12.1.2 UWB applications
12.1.3 UWB acceptance
12.1.4 Interference
12.1.5 Avoiding interference from other devices
12.1.6 UWB specifics
12.2 VoIP and Voice over WLANs
 
12.2.1 Overview of voice over IP (VoIP)
12.2.2 Components of VoIP
12.2.3 Centralized and distributed VoIP architectures
12.2.4 The ITU-T umbrella protocol: H.323
12.2.5 Session Initiation Protocol (SIP)
12.2.6 MGCP and H.248/Megaco
12.2.7 Miscellaneous VoIP protocols
12.2.8 VoIP and Quality of Service (QoS)
12.2.9 VoIP and WLANs
12.3 Mobile Wireless
12.3.1 Brief history of mobile wireless
12.3.2 Overview of mobile wireless systems
12.3.3 Roaming in a mobile wireless system
12.3.4 Mobile wireless middleware
12.3.5 Wireless Application Protocol (WAP)
12.3.6 The Open Mobile Alliance (OMA)
12.3.7 The future of mobile wireless
12.4 Wireless Organizations and Certification
 
12.4.1 The Wireless Fidelity (Wi-Fi) Alliance
12.4.2 Wireless LAN Association (WLANA)
12.4.3 Federal Communications Commission (FCC)
12.4.4 ETSI
12.4.5 UL
12.4.6 Cisco Wireless Certifications
12.4.7 CWNA
12.4.8 Case studies of wireless installations
Module Summary  
Module Quiz  
Appendix A1
A1 The Physical Layer
 
A1 The Physical Layer
 
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