Cisco 802.11 Wireless Networking Quick Reference
Published on 27. October 2005
Book
Paperback/Softback
288 pages
978-1-58705-227-9 (ISBN)
Description
Your quick-and-easy reference to 802.11 WLAN components and protocols
Access wireless Cisco product information, including coverage on wireless client adapters and IP phones
Learn the ideal configuration of access points, bridges, antennas, and routers for your specific situation
Integrate a Cisco solution with various wireless networking gear
Configure and troubleshoot access points and client devices promptly
Optimize, secure, and tune your WLAN by following helpful tips and hints
Refer to charts and tables that both network beginners and professionals can easily scan
Make the right decision about your organization's wireless network with quick leverage
Whether you are a network engineer, network administrator, business decision maker, or student, you know that wireless networking capabilities are an increasingly essential part of your purchasing and implementing decisions. You want the most out of your wireless gear, but memorizing every product and protocol is daunting when faced with a myriad of solutions and options. Now, you can turn to Cisco 802.11 Wireless Networking Quick Reference, a time-saving tool for the office, field, or classroom lab, when you need a memory-refresher or a quick-tip guide on maximizing your wireless network.
If you work on a wireless network using Cisco (R) technologies, keep this book within reach. Compact and convenient, this concise reference can be browsed occasionally or consulted regularly for a glance at a technical specification or that elusive command argument. Divided into three easy-to-follow sections, Part I describes and provides ways for Cisco wireless LAN (WLAN) equipment offerings to be integrated into an existing network. Part II covers how to configure access points and clients and how to set up and manage a secure wireless network. Lastly, Part III shows you how to maintain a wireless network and troubleshoot common wireless issues. Meant to be used in a hands-on capacity, this transportable guide is a practical tool when performing a variety of tasks on your wireless network.
This book is part of the Networking Technology Series from Cisco Press (R), which offers networking professionals valuable information for constructing efficient networks, understanding new technologies, and building successful careers.
Access wireless Cisco product information, including coverage on wireless client adapters and IP phones
Learn the ideal configuration of access points, bridges, antennas, and routers for your specific situation
Integrate a Cisco solution with various wireless networking gear
Configure and troubleshoot access points and client devices promptly
Optimize, secure, and tune your WLAN by following helpful tips and hints
Refer to charts and tables that both network beginners and professionals can easily scan
Make the right decision about your organization's wireless network with quick leverage
Whether you are a network engineer, network administrator, business decision maker, or student, you know that wireless networking capabilities are an increasingly essential part of your purchasing and implementing decisions. You want the most out of your wireless gear, but memorizing every product and protocol is daunting when faced with a myriad of solutions and options. Now, you can turn to Cisco 802.11 Wireless Networking Quick Reference, a time-saving tool for the office, field, or classroom lab, when you need a memory-refresher or a quick-tip guide on maximizing your wireless network.
If you work on a wireless network using Cisco (R) technologies, keep this book within reach. Compact and convenient, this concise reference can be browsed occasionally or consulted regularly for a glance at a technical specification or that elusive command argument. Divided into three easy-to-follow sections, Part I describes and provides ways for Cisco wireless LAN (WLAN) equipment offerings to be integrated into an existing network. Part II covers how to configure access points and clients and how to set up and manage a secure wireless network. Lastly, Part III shows you how to maintain a wireless network and troubleshoot common wireless issues. Meant to be used in a hands-on capacity, this transportable guide is a practical tool when performing a variety of tasks on your wireless network.
This book is part of the Networking Technology Series from Cisco Press (R), which offers networking professionals valuable information for constructing efficient networks, understanding new technologies, and building successful careers.
More details
Persons
Toby J. Velte, Ph.D., MCSE+I, CCNA (R), CCDA (R), is cofounder of Velte Publishing, Inc. Dr. Velte is an international, best-selling author of business technology articles and books. He is coauthor of Cisco: A Beginner's Guide and Cisco Internetworking with Windows NT/2000. He is currently part of Accenture's North American Consumer and Industrial practice.
Anthony T. Velte, CISSP, is cofounder of Velte Publishing, Inc. Mr. Velte is an information systems security expert and has led a multitude of network, security, and disaster-recovery initiatives for large banking and healthcare institutions. In addition to writing and publishing a variety of technology books and papers, he dabbles in marketing and Internet e-commerce strategies.
Anthony T. Velte, CISSP, is cofounder of Velte Publishing, Inc. Mr. Velte is an information systems security expert and has led a multitude of network, security, and disaster-recovery initiatives for large banking and healthcare institutions. In addition to writing and publishing a variety of technology books and papers, he dabbles in marketing and Internet e-commerce strategies.
Content
Preface
Introduction
Chapter 1 Cisco Wireless Equipment
Cisco Aironet APs
Cisco Aironet 1100 Series
Aironet 1130AG Series AP
Cisco Aironet 1200 Series
Aironet 1230AG Series AP
Cisco Aironet 1300 Series
AP Quick Comparison
Airespace
Cisco 1000 Series Lightweight AP
Cisco WLAN Controllers
Cisco Wireless Bridges
Cisco Aironet 1300 Series as a Bridge
Cisco Aironet 1400 Series
Wireless Bridge Quick Comparison
Cisco Client Adapters
Cisco Aironet 350
Cisco Aironet 802.11a, 802.11b, and 802.11g CardBus and PCI Wireless Client LAN Adapters
Cisco Aironet 5 GHz 802.11a Adapter
Client Adapter Quick Comparison
Cisco Wireless Router and Switch Services
Cisco 3200 Series Wireless and Mobile Routers
Cisco Catalyst 6500 Series Switches
Cisco Wireless 7920 IP Phone
Cisco Compatible Extensions (CCX)
Other Resources
Chapter 2 Cisco Antennas
Models
Antenna Tech Primer
Beam Width
Gain
Cisco 2.4-GHz Antennas
Cisco 5-GHz Bridge Antennas
Cisco 2.4-GHz Bridge Antennas
Diversity
Configuring Multiple Antennas for Diversity
Optimal Antenna Placement for Diversity
Upgrading Antennas
Adding a New Antenna
Placement Considerations with a New Type of Antenna
Range
Interference
Alignment
The Best Antenna for the Best Scenario
Warehouses
Offices
Bridging
Rules, Regulations, and Legalities of Antenna Usage and Placement
The Right Antenna for the Right Device
Power Regulation
Amplification
Other Resources
Chapter 3 Cisco Wireless Technologies
Cisco SWAN
SWAN Highlights
Roaming
RF Management
Cisco Mobile Wireless Center
Provisioning Manager
Fault Mediator
Performance Mediator
Cisco Wireless Certifications
WLAN Design Specialist
WLAN Sales Specialist
WLAN Support Specialist
Other Resources
Chapter 4 Wireless Security
Security Overview
WEP Overview
WEP Weaknesses
IEEE 802.1X Authentication
Manage Port Access
Attacking with MAC
802.1X Protocols
Extensible Authentication Protocol
EAP-TLS
Cisco Wireless EAP
PEAP
PEAP Overview
PEAP Version 0 and Version 1
EAP-FAST
Comparison of 802.1X Authentication Methods
Wi-Fi Protected Access (WPA)
WPA
WPA2
Encryption
Data Encryption Standard (DES)
Advanced Encryption Standard (AES)
Other Resources
Chapter 5 Installing and Configuring Access Points
Site Survey
AP Location for Site Survey
Performing the Survey
Manual Site Survey
Assisted Site Survey
Analyzing Your Site
Cabling
Encryption and Authentication
40/64-Bit Versus 104/128-Bit Encryption
Setting WEP Keys Using the CLI
802.1X Configuration
802.1X CLI Configuration
Antenna Placement
Initial Settings
Express Set-Up
Express Security Set-Up
APs as Repeaters
Repeater Overview
Configuring Repeater APs
Configuring a Repeater Using the CLI
Other Resources
Chapter 6 Configuring Clients
Client Utilities
ACU and Aironet Desktop Utility (ADU)
ACM
CEM
LSM
Network Discovery
Client Configuration
Profiles
Creating a Profile
Selecting an Active Profile
Setting System Parameters
Choosing Between Infrastructure and Ad Hoc
Advanced Infrastructure Parameters
Advanced Ad Hoc Parameters
Configuring Security
Configuring WEP Keys
Configuring 802.1X Authentication
LEAP
Host-based EAP
Configuring EAP in Windows
EAP-TLS
PEAP
EAP-SIM
Chapter 7 Wireless and Wired LAN Integration Overview
Wireless Network Design Considerations
Establish Your Network's Size
Determining Bandwidth
Designing for Special Needs
Organizational Needs
Physical Constraints
Antennas
Design Checklist
Topologies
WLAN Topologies
Ad Hoc
Infrastructure
Bridge Topologies
Channel Setup
Integration Issues
Security Planning
Virtual LANs
Using Cisco Equipment with Third-Party Vendors
Integration Checklist
Connecting Your Network
Address Management
Access Control
Roaming
Fast, Secure Roaming
Configuring WDS
Step 1: Configure Your APs or Switches as WDS Devices
Step 2: Configure Your APs to Use the WDS Device
Step 3: Enable Layer 3 Mobility to an SSID
Step 4: Configure the Authentication Server to Support Fast, Secure Roaming
Other Resources
Chapter 8 Wireless Security: Next Steps
Filtering
MAC Filtering
Setting MAC Filters
IP Filtering
Setting IP Filters
WPA
Connecting to a RADIUS Server
Configuring the AP for RADIUS Connection
Configuring the RADIUS Server
Defining Authentication
Building a Honeypot
Chapter 9 CiscoWorks LAN Management Solution
CiscoWorks LMS Overview
Campus Manager
Device Fault Manager
Resource Manager Essentials
CiscoView
CiscoWorks Management Server
Common Services
Configuring CiscoWorks LMS
LMS Homepage
Initial Tasks
Automatic Device Discovery
Adding Devices Using DCA
Bulk Import
Collecting Data
Performing Application Tasks
Campus Manager
RME
DFM
Internetwork Performance Monitor
Other Resources
Chapter 10 CiscoWorks Wireless LAN Solution Engine (WLSE)
Dashboard
Managing WLANs
Configuring Devices
Radio Management
Configuring the Network for Radio Manager
Collecting Radio Location Data
Generating Radio Parameters
Radio Manager Features
Auto Re-Site Survey
Self Healing
Detecting Interference
Security
Managing Security
Rogue AP Detection and Mitigation
Chapter 12 Tuning AP Radio Parameters
Power Tuning
Managing Power Settings on the AP
Managing Power Settings on the Client
Radio Tuning
Determining Optimal Channel and Frequency
Tuning to the Optimal Channel and Frequency
Data Configuration
Data Rates
Configuring Antenna Usage
Configuring the Beacon Period and DTIM
Configuring the RTS Threshold
Configuring Data Retries
Configuring the Fragmentation Threshold
Chapter 13 Network Tuning Tools and Resources
Signal Strength
Using Perfmon
Views
Chart View
Alert View
Log View
Report View
QoS
QoS Overview
Configuring QoS
Using Third-Party Tools
NetStumbler
AirMagnet
Sniffer Wireless
Other Resources
Chapter 14 Diagnosing Client Connection Problems
Troubleshooting Access Points (AP)
AP Problems
Check the AP
Faulty APs
Configuration Issues
Signal Strength
Change Channels
Check the SSID
WEP Keys
Wi-Fi Protected Access (WPA)
IP Address Duplication
DHCP Misconfiguration
MAC Filtering
Troubleshooting and Conflict Resolution Tools
Client Troubleshooting Utility
Prioritizing Connections
Windows Resource Conflicts
Troubleshooting Checklist
Other Resources
Chapter 15 Diagnosing Performance Problems
Connection Problems
Authentication and Re-Authentication Problems
Hardware Issues
Firmware
Configuration
Signal Problems
Cable Type
Installation Issues
Slow WLAN Network Throughput
Bridged Networks
Line-of-Sight Networks
Fresnel Zone
Other Resources
Appendix A 802.11 Protocols
Bands and Channels
Throughput
Network Capacity
Range
802.11b and 802.11g
802.11b
802.11g
802.11a
Multiband Solutions
Index
1-58705-227-x TOC September 28, 2005
Introduction
Chapter 1 Cisco Wireless Equipment
Cisco Aironet APs
Cisco Aironet 1100 Series
Aironet 1130AG Series AP
Cisco Aironet 1200 Series
Aironet 1230AG Series AP
Cisco Aironet 1300 Series
AP Quick Comparison
Airespace
Cisco 1000 Series Lightweight AP
Cisco WLAN Controllers
Cisco Wireless Bridges
Cisco Aironet 1300 Series as a Bridge
Cisco Aironet 1400 Series
Wireless Bridge Quick Comparison
Cisco Client Adapters
Cisco Aironet 350
Cisco Aironet 802.11a, 802.11b, and 802.11g CardBus and PCI Wireless Client LAN Adapters
Cisco Aironet 5 GHz 802.11a Adapter
Client Adapter Quick Comparison
Cisco Wireless Router and Switch Services
Cisco 3200 Series Wireless and Mobile Routers
Cisco Catalyst 6500 Series Switches
Cisco Wireless 7920 IP Phone
Cisco Compatible Extensions (CCX)
Other Resources
Chapter 2 Cisco Antennas
Models
Antenna Tech Primer
Beam Width
Gain
Cisco 2.4-GHz Antennas
Cisco 5-GHz Bridge Antennas
Cisco 2.4-GHz Bridge Antennas
Diversity
Configuring Multiple Antennas for Diversity
Optimal Antenna Placement for Diversity
Upgrading Antennas
Adding a New Antenna
Placement Considerations with a New Type of Antenna
Range
Interference
Alignment
The Best Antenna for the Best Scenario
Warehouses
Offices
Bridging
Rules, Regulations, and Legalities of Antenna Usage and Placement
The Right Antenna for the Right Device
Power Regulation
Amplification
Other Resources
Chapter 3 Cisco Wireless Technologies
Cisco SWAN
SWAN Highlights
Roaming
RF Management
Cisco Mobile Wireless Center
Provisioning Manager
Fault Mediator
Performance Mediator
Cisco Wireless Certifications
WLAN Design Specialist
WLAN Sales Specialist
WLAN Support Specialist
Other Resources
Chapter 4 Wireless Security
Security Overview
WEP Overview
WEP Weaknesses
IEEE 802.1X Authentication
Manage Port Access
Attacking with MAC
802.1X Protocols
Extensible Authentication Protocol
EAP-TLS
Cisco Wireless EAP
PEAP
PEAP Overview
PEAP Version 0 and Version 1
EAP-FAST
Comparison of 802.1X Authentication Methods
Wi-Fi Protected Access (WPA)
WPA
WPA2
Encryption
Data Encryption Standard (DES)
Advanced Encryption Standard (AES)
Other Resources
Chapter 5 Installing and Configuring Access Points
Site Survey
AP Location for Site Survey
Performing the Survey
Manual Site Survey
Assisted Site Survey
Analyzing Your Site
Cabling
Encryption and Authentication
40/64-Bit Versus 104/128-Bit Encryption
Setting WEP Keys Using the CLI
802.1X Configuration
802.1X CLI Configuration
Antenna Placement
Initial Settings
Express Set-Up
Express Security Set-Up
APs as Repeaters
Repeater Overview
Configuring Repeater APs
Configuring a Repeater Using the CLI
Other Resources
Chapter 6 Configuring Clients
Client Utilities
ACU and Aironet Desktop Utility (ADU)
ACM
CEM
LSM
Network Discovery
Client Configuration
Profiles
Creating a Profile
Selecting an Active Profile
Setting System Parameters
Choosing Between Infrastructure and Ad Hoc
Advanced Infrastructure Parameters
Advanced Ad Hoc Parameters
Configuring Security
Configuring WEP Keys
Configuring 802.1X Authentication
LEAP
Host-based EAP
Configuring EAP in Windows
EAP-TLS
PEAP
EAP-SIM
Chapter 7 Wireless and Wired LAN Integration Overview
Wireless Network Design Considerations
Establish Your Network's Size
Determining Bandwidth
Designing for Special Needs
Organizational Needs
Physical Constraints
Antennas
Design Checklist
Topologies
WLAN Topologies
Ad Hoc
Infrastructure
Bridge Topologies
Channel Setup
Integration Issues
Security Planning
Virtual LANs
Using Cisco Equipment with Third-Party Vendors
Integration Checklist
Connecting Your Network
Address Management
Access Control
Roaming
Fast, Secure Roaming
Configuring WDS
Step 1: Configure Your APs or Switches as WDS Devices
Step 2: Configure Your APs to Use the WDS Device
Step 3: Enable Layer 3 Mobility to an SSID
Step 4: Configure the Authentication Server to Support Fast, Secure Roaming
Other Resources
Chapter 8 Wireless Security: Next Steps
Filtering
MAC Filtering
Setting MAC Filters
IP Filtering
Setting IP Filters
WPA
Connecting to a RADIUS Server
Configuring the AP for RADIUS Connection
Configuring the RADIUS Server
Defining Authentication
Building a Honeypot
Chapter 9 CiscoWorks LAN Management Solution
CiscoWorks LMS Overview
Campus Manager
Device Fault Manager
Resource Manager Essentials
CiscoView
CiscoWorks Management Server
Common Services
Configuring CiscoWorks LMS
LMS Homepage
Initial Tasks
Automatic Device Discovery
Adding Devices Using DCA
Bulk Import
Collecting Data
Performing Application Tasks
Campus Manager
RME
DFM
Internetwork Performance Monitor
Other Resources
Chapter 10 CiscoWorks Wireless LAN Solution Engine (WLSE)
Dashboard
Managing WLANs
Configuring Devices
Radio Management
Configuring the Network for Radio Manager
Collecting Radio Location Data
Generating Radio Parameters
Radio Manager Features
Auto Re-Site Survey
Self Healing
Detecting Interference
Security
Managing Security
Rogue AP Detection and Mitigation
Chapter 12 Tuning AP Radio Parameters
Power Tuning
Managing Power Settings on the AP
Managing Power Settings on the Client
Radio Tuning
Determining Optimal Channel and Frequency
Tuning to the Optimal Channel and Frequency
Data Configuration
Data Rates
Configuring Antenna Usage
Configuring the Beacon Period and DTIM
Configuring the RTS Threshold
Configuring Data Retries
Configuring the Fragmentation Threshold
Chapter 13 Network Tuning Tools and Resources
Signal Strength
Using Perfmon
Views
Chart View
Alert View
Log View
Report View
QoS
QoS Overview
Configuring QoS
Using Third-Party Tools
NetStumbler
AirMagnet
Sniffer Wireless
Other Resources
Chapter 14 Diagnosing Client Connection Problems
Troubleshooting Access Points (AP)
AP Problems
Check the AP
Faulty APs
Configuration Issues
Signal Strength
Change Channels
Check the SSID
WEP Keys
Wi-Fi Protected Access (WPA)
IP Address Duplication
DHCP Misconfiguration
MAC Filtering
Troubleshooting and Conflict Resolution Tools
Client Troubleshooting Utility
Prioritizing Connections
Windows Resource Conflicts
Troubleshooting Checklist
Other Resources
Chapter 15 Diagnosing Performance Problems
Connection Problems
Authentication and Re-Authentication Problems
Hardware Issues
Firmware
Configuration
Signal Problems
Cable Type
Installation Issues
Slow WLAN Network Throughput
Bridged Networks
Line-of-Sight Networks
Fresnel Zone
Other Resources
Appendix A 802.11 Protocols
Bands and Channels
Throughput
Network Capacity
Range
802.11b and 802.11g
802.11b
802.11g
802.11a
Multiband Solutions
Index
1-58705-227-x TOC September 28, 2005