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Text Part Number 0L-6415-04
Page
 N T E N T S
 Ssid Configuration Methods Supported by Cisco IOS Releases
 Creating Cipher Suites
 Protocol Filters
 Local Authenticator Messages
 Contents Cisco Wireless Router and Hwic Configuration Guide
 Purpose
Preface
Audience
Preface provides information on the following topics
 Organization
Conventions
 Preface Conventions
 Related Publications
Cisco Product Document Title
 Obtaining Documentation
Cisco.com
 Documentation Feedback
Product Documentation DVD
Ordering Documentation
 Reporting Security Problems in Cisco Products
Cisco Product Security Overview
 Submitting a Service Request
Obtaining Technical Assistance
Cisco Technical Support & Documentation Website
 Definitions of Service Request Severity
Obtaining Additional Publications and Information
 Preface Obtaining Additional Publications and Information
 Wireless Device Management
Overview
 Network Configuration Example
Root Unit on a Wired LAN
 Features
 Overview Features
 Overview
 Overview Cisco Wireless Router and Hwic Configuration Guide
 Configuring Radio Settings
 Roles in Radio Network
Command Purpose
Enabling the Radio Interface
Cisco Role in Radio Network Eries ISRs
 Configuring Network or Fallback Role
 Bridge Features Not Supported
Sample Bridging Configuration
Following is a sample of a Root Bridge Configuration
 Following is a sample of Non-Root Bridge Configuration
 Interface Dot11Radio0/1/0 no ip address
 Universal Client Mode
Configuring Universal Client Mode
 Following configuration is supported on NAT
NAT Network Address Translation
Virtual interface to aid NAT translation
 No service password-encryption Hostname C1803WUC
 Configuring Radio Data Rates
Configuring Radio Settings Configuring Radio Data Rates
 11.0 2.0 5.5 basic-1.0
Throughput ofdm default
Speed
2.0 5.5 6.0 9.0
 DBm
Configuring Radio Transmit Power
End Return to privileged Exec mode
100 125 150 200 250
 5 6 7 10 13 15 17
Limiting the Power Level for Associated Client Devices
Power local
Maximum
 20 30 50 100 maximum
Configuring Radio Channel Settings
Power client
10 20 30 50 Maximum
 Regulatory Domains
 Identifier MHz
Center
Channel
2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462 2467
 2472 2484
 Channel
 DFS Automatically Enabled on Some 5-GHz Radio Channels
GHz Channels on Which DFS is Automatically Enabled
 This example shows how to unblock all frequencies for DFS
Enabling and Disabling World Mode
Confirming that DFS is Enabled
Blocking Channels from DFS Selection
 Enabling and Disabling Short Radio Preambles
 Diversity left right
Configuring Transmit and Receive Antennas
Antenna receive
Antenna transmit
 Disabling and Enabling Access Point Extensions
Disable Access Point extensions
No dot11 extension aironet
 Set the encapsulation transformation method to RFC1042
Snap or 802.1h dot1h, the default setting
Payload-encapsulation
Snap dot1h
 Configure terminal Enter global configuration mode
Enable Pspf
Bridge-group group port-protected
 Configuring Beacon Period and Dtim
Configuring Protected Ports
 Rts threshold value
Configuring RTS Threshold and Retries
Configuring Maximum Data Retries
Rts retries value
 Enabling Short Slot Time for 802.11g Radios
Configuring Fragmentation Threshold
Bytes for the 2.4-GHz radio. Enter a setting from 256 to
Fragment-threshold value
 Performing a Carrier Busy Test
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 Configuring Multiple SSIDs
 Ssid Configuration Methods Supported by Cisco IOS Releases
Understanding Multiple SSIDs
Vlan
 Configuring Multiple SSIDs
Creating an Ssid Globally
 Command Purpose
 Using a Radius Server to Restrict SSIDs
Viewing SSIDs Configured Globally
Using Spaces in SSIDs
 Configuring Multiple Basic SSIDs
Requirements for Configuring Multiple BSSIDs
Guidelines for Using Multiple BSSIDs
 Enabling Mbssid and Ssidl at the same time
CLI Configuration Example
Displaying Configured BSSIDs
Information-element ssidl
 Below is a sample configuration for enabling Mbssid
Sample Configuration for Enabling Mbssid and Ssidl
Use the no form of the command to disable Ssidl IEs
Below is a sample configuration for enabling Ssidl
 Interface Dot11Radio0/0/0 no ip address
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 Configuring an Access Point as a Local Authenticator
 Understand Local Authentication
Configure a Local Authenticator
 Configuring the Local Authenticator Access Point
Guidelines for Local Authenticators
Configuration Overview
Aaa new-model Enable AAA
 Vlan vlan
Reauthentication time seconds
Radius-server local
Ssid ssid
 Password nthash password
Mac-auth-only
 This example shows how to set up EAP-FAST authentication
 End
 Routerconfig# aaa new-model
 Configuring EAP-FAST Settings
Configuring PAC Settings
 Configuring an Authority ID
Configuring Server Keys
Possible PAC Failures Caused by Access Point Clock
 This example shows local authenticator statistics
Limiting the Local Authenticator to One Authentication Type
Viewing Local Authenticator Statistics
Unblocking Locked Usernames
 Using Debug Messages
 Configuring Encryption Types
Understand Encryption Types, Configure Encryption Types,
 Understand Encryption Types
 Configure Encryption Types
Creating WEP Keys
 Encryption
Security Configuration WEP Key Restriction
WEP Key Restrictions
Key
 Example WEP Key Setup
Access Point Associated Device Slot Transmit? Key Contents
Creating Cipher Suites
 Cipher Suites Compatible with WPA
 Enabling and Disabling Broadcast Key Rotation
Compatible Cipher Suites
WPA
 Security Type in Universal Client Mode
Security
 Universal client configuration
Tkip AES TKIP+AES
WEP 40-bit WEP 128-bit
 Debugging
Caveats
 WEP
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 Configuring Authentication Types
 Understand Authentication Types
Open Authentication to Access Point
 Shared Key Authentication to Access Point
Traffic from client
 EAP Authentication to Network
Sequence for EAP Authentication
 MAC Address Authentication to the Network
 Combining MAC-Based, EAP, and Open Authentication
Using WPA Key Management
 5shows the WPA key management process
 Third Party Host Supplicant
WPA-PSK Mode Windows XP Yes
Software and Firmware Requirements for WPA and WPA-TKIP
Protocol Required? Systems
 Configure Authentication Types
Assigning Authentication Types to an Ssid
 Mac-address list-name alternate
Authentication open
Optional Set the authentication type to open for this Ssid
Optional eap list-name
 Authentication key-management
Authentication shared
Authentication network-eap
Mac-address list-name
 Configuring WPA Migration Mode
 Configuring Additional WPA Settings
Wpa-psk hex ascii 0
 Configuring MAC Authentication Caching
 Dot1x reauth-period seconds
Dot1x client-timeout seconds
Dot11 holdoff-time seconds
Server
 Security Feature Client Setting Access Point Setting
Detects two MIC failures within 60 seconds, it blocks all
Tkip clients on that interface for the holdtime period
 WPA-PSK
 Security Feature Client Setting Access Point Setting
 Configuring Radius Servers
 Configuring and Enabling Radius
Understanding Radius
 Radius Operation
 Configuring Radius
Default Radius Configuration
 Identifying the Radius Server Host
 Radius-server timeout command is used
Acct-port port-number timeout
Port for authentication requests.Optional For acct-port
Radius-server host hostname
 Configuring Radius Login Authentication
Show running-config Verify your entries
 Authentication login command
Aaa authentication login default
Login authentication default
Include-in-access-req format %h
 Defining AAA Server Groups
 Aaa group server radius group-name
Port for authentication requests
Port for accounting requests
Define the AAA server-group with a group name
 Radius
 Starting Radius Accounting
 Configuring Settings for All Radius Servers
Selecting the Csid Format
Option MAC Address Example
 Show running-config Verify your settings
 Authentication
Radius-server vsa send accounting
Radius-server host hostname ip-address non-standard
 Configuring WISPr Radius Attributes
Radius-server key string
 Displaying the Radius Configuration
Snmp-server location location
 Radius Attributes Sent by the Access Point
Attribute ID Description
 VLAN-ID
 Acct-Terminate-Cause
VSA attribute NAS-Location Disc-Cause-Ext
 Configuring VLANs
 Understanding VLANs
 LAN and Vlan Segmentation with Wireless Devices
Related Documents
 Configuring VLANs
Incorporating Wireless Devices into VLANs
 Configuring a Vlan
Interface dot11radio 0.x
 Encapsulation dot1q vlan-id
 Assigning Names to VLANs
Using a Radius Server to Assign Users to VLANs
Guidelines for Using Vlan Names
Creating a Vlan Name
 Viewing VLANs Configured on the Access Point
 Vlan Configuration Example
Ssid Vlan ID
 Configuring Vlan
Vlan 1 Interfaces Vlan 2 Interfaces Vlan 3 Interfaces
 Configuring VLANs Vlan Configuration Example
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 Configuring QoS
Understanding QoS for Wireless LANs, Configuring QoS,
 Understanding QoS for Wireless LANs
QoS for Wireless LANs Versus QoS on Wired LANs
Impact of QoS on a Wireless LAN
 Precedence of QoS Settings
Upstream and Downstream Traffic Flow
 Using Wi-Fi Multimedia Mode
 Adjusting Radio Access Categories
Configuring QoS
Configuration Guidelines
Fixed Slot Time
 Sample Configuration Using the CLI
Disabling Igmp Snooping Helper
 Center Frequency Americas
Channel Settings
Ieee 802.11b 2.4-GHz Band
Japan
 Center Regulatory Domains
Ieee 802.11g 2.4-GHz Band
Ieee 802.11a 5-GHz Band
Americas -A Emea -E Japan -J Frequency
 Frequency North America
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 Protocol Filters
 Protocol
 TCP
Icmp
Igmp
EGP PUP Chaos
 ISO Designator
 POP3
Tsap
POP2
IMAP2
 Uucp
RIP
RPC
CVS
 Supported MIBs
MIB List
IEEE802dot11-MIB
 Using FTP to Access the MIB Files
RFC1213-MIB RFC1398-MIB SNMPv2-MIB SNMPv2-SMI SNMPv2-TC
 This appendix lists the CLI error and event messages
Error and Event Messages
How to Read System Messages
Level Description
 Message Traceback Reports
Explanation a station associated to an access point
Explanation a station disassociated from an access point
Association Management Messages
 Subsystem Messages
 Recommended Action None
 Explanation The device has begun its DFS scanning process
 Recommended Action None
 Error Message DOT11-4-RMINCAPABLE Interface interface
 Recommended Action Reload the system
 Error Message DOT11-4-CANTASSOC Cannot associate characters
 Recommended Action None
 Recommended Action
 Local Authenticator Messages
 Access Point
Network with wireless stations
Wireless network composed of stations without Access Points
Operating in the 2.4-GHz band
 Hoc mode
GL-2
 An antenna that radiates its signal in a spherical pattern
LAN 802.11 specifications
Wired Ethernet network
Corresponding IP addresses
 Transmission at 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
Transmission at 2 Mbps
 While maintaining an unbroken connection to the LAN
That of a cable
 Wireless MultiMedia
Computing device with an installed client adapter
802.1X for authenticated key management
 EAP
AES-CCMP
 EAP-FAST 1
IN-2
 FTP
Leap
 Names, Vlan Network-EAP
Ofdm
Qbss
 Regulatory Domains
Guest mode Multiple SSIDs Support Using spaces
Local authentication Names Ssid 4 Vlan command 4
Radius RFC
 World-mode command
WPA migration mode Wpa-psk command
 IN-7
 IN-8
 IN-9
 IN-10
 IN-11
 IN-12
 IN-13
 IN-14