Cisco Systems OL-6415-04 guide

Chapter 2 Configuring Radio Settings

Performing a Carrier Busy Test

Cisco Wireless ISR and HWIC Access Point Configuration Guide

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Cisco Systems OL-6415-04 manual

Contents

Corporate Headquarters Text Part Number 0L-6415-04Page 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 PrefaceAudience 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 DVDOrdering Documentation Reporting Security Problems in Cisco Products Cisco Product Security Overview Submitting a Service Request Obtaining Technical AssistanceCisco 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 PurposeEnabling the Radio Interface Cisco Role in Radio Network Eries ISRs Configuring Network or Fallback Role Bridge Features Not Supported Sample Bridging ConfigurationFollowing 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 TranslationVirtual 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 defaultSpeed 2.0 5.5 6.0 9.0 DBm Configuring Radio Transmit PowerEnd Return to privileged Exec mode 100 125 150 200 250 5 6 7 10 13 15 17 Limiting the Power Level for Associated Client DevicesPower local Maximum 20 30 50 100 maximum Configuring Radio Channel SettingsPower client 10 20 30 50 Maximum Regulatory Domains Identifier MHz CenterChannel 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 ModeConfirming that DFS is Enabled Blocking Channels from DFS Selection Enabling and Disabling Short Radio Preambles Diversity left right Configuring Transmit and Receive AntennasAntenna receive Antenna transmit Disabling and Enabling Access Point Extensions Disable Access Point extensionsNo dot11 extension aironet Set the encapsulation transformation method to RFC1042 Snap or 802.1h dot1h, the default settingPayload-encapsulation Snap dot1h Configure terminal Enter global configuration mode Enable PspfBridge-group group port-protected Configuring Beacon Period and Dtim Configuring Protected Ports Rts threshold value Configuring RTS Threshold and RetriesConfiguring Maximum Data Retries Rts retries value Enabling Short Slot Time for 802.11g Radios Configuring Fragmentation ThresholdBytes for the 2.4-GHz radio. Enter a setting from 256 to Fragment-threshold value Performing a Carrier Busy Test OL-6415-04 Configuring Multiple SSIDs Ssid Configuration Methods Supported by Cisco IOS Releases Understanding Multiple SSIDsVlan Configuring Multiple SSIDs Creating an Ssid Globally Command Purpose Using a Radius Server to Restrict SSIDs Viewing SSIDs Configured GloballyUsing Spaces in SSIDs Configuring Multiple Basic SSIDs Requirements for Configuring Multiple BSSIDsGuidelines for Using Multiple BSSIDs Enabling Mbssid and Ssidl at the same time CLI Configuration ExampleDisplaying Configured BSSIDs Information-element ssidl Below is a sample configuration for enabling Mbssid Sample Configuration for Enabling Mbssid and SsidlUse 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 OL-6415-04 Configuring an Access Point as a Local Authenticator Understand Local Authentication Configure a Local Authenticator Configuring the Local Authenticator Access Point Guidelines for Local AuthenticatorsConfiguration Overview Aaa new-model Enable AAA Vlan vlan Reauthentication time secondsRadius-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 KeysPossible PAC Failures Caused by Access Point Clock This example shows local authenticator statistics Limiting the Local Authenticator to One Authentication TypeViewing 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 RestrictionWEP Key Restrictions Key Example WEP Key Setup Access Point Associated Device Slot Transmit? Key ContentsCreating Cipher Suites Cipher Suites Compatible with WPA Enabling and Disabling Broadcast Key Rotation Compatible Cipher SuitesWPA Security Type in Universal Client Mode Security Universal client configuration Tkip AES TKIP+AESWEP 40-bit WEP 128-bit Debugging Caveats WEP OL-6415-04 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 YesSoftware 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 openOptional Set the authentication type to open for this Ssid Optional eap list-name Authentication key-management Authentication sharedAuthentication 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 secondsDot11 holdoff-time seconds Server Security Feature Client Setting Access Point Setting Detects two MIC failures within 60 seconds, it blocks allTkip 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 timeoutPort 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 defaultLogin authentication default Include-in-access-req format %h Defining AAA Server Groups Aaa group server radius group-name Port for authentication requestsPort 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 FormatOption MAC Address Example Show running-config Verify your settings Authentication Radius-server vsa send accountingRadius-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 VLANsGuidelines 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 OL-6415-04 Configuring QoS Understanding QoS for Wireless LANs, Configuring QoS, Understanding QoS for Wireless LANs QoS for Wireless LANs Versus QoS on Wired LANsImpact 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 QoSConfiguration Guidelines Fixed Slot Time Sample Configuration Using the CLI Disabling Igmp Snooping Helper Center Frequency Americas Channel SettingsIeee 802.11b 2.4-GHz Band Japan Center Regulatory Domains Ieee 802.11g 2.4-GHz BandIeee 802.11a 5-GHz Band Americas -A Emea -E Japan -J Frequency Frequency North America OL-6415-04 Protocol Filters Protocol TCP IcmpIgmp EGP PUP Chaos ISO Designator POP3 TsapPOP2 IMAP2 Uucp RIPRPC CVS Supported MIBs MIB ListIEEE802dot11-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 MessagesHow to Read System Messages Level Description Message Traceback Reports Explanation a station associated to an access pointExplanation 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 stationsWireless 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 specificationsWired 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 adapter802.1X for authenticated key management EAP AES-CCMP EAP-FAST 1 IN-2 FTP Leap Names, Vlan Network-EAP OfdmQbss Regulatory Domains Guest mode Multiple SSIDs Support Using spacesLocal 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