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Cisco Wireless LAN Controller Configuration Guide
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CONTENTS
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Preface
Audience
Purpose
Organization
Conventions
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Related Publications
Obtaining Documentation
Cisco.com
Product Documentation DVD
Ordering Documentation
Documentation Feedback
Cisco Product Security Overview
Reporting Security Problems in Cisco Products
Obtaining Technical Assistance
Cisco Technical Support & Documentation Website
Submitting a Service Request
Definitions of Service Request Severity
Obtaining Additional Publications and Information
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Overview
Cisco Wireless LAN Solution Overview
Single-Controller Deployments
Multiple-Controller Deployments
Operating System Software
Operating System Security
Cisco WLAN Solution Wired Security
Layer 2 and Layer 3 LWAPP Operation
Operational Requirements
Configuration Requirements
Cisco Wireless LAN Controllers
Primary, Secondary, and Tertiary Controllers
Client Roaming
Same-Subnet (Layer 2) Roaming
Inter-Controller (Layer 2) Roaming
Inter-Subnet (Layer 3) Roaming
Special Case: Voice Over IP Telephone Roaming
Client Location
External DHCP Servers
Per-Wireless LAN Assignment
Per-Interface Assignment
Security Considerations
Cisco WLAN Solution Wired Connections
Cisco WLAN Solution Wireless LANs
Access Control Lists
Identity Networking
Enhanced Integration with Cisco Secure ACS
File Transfers
Power over Ethernet
Pico Cell Functionality
Intrusion Detection Service (IDS)
Wireless LAN Controller Platforms
Cisco 2000 Series Wireless LAN Controllers
Cisco 4100 Series Wireless LAN Controllers
Cisco 4400 Series Wireless LAN Controllers
Cisco 2000 Series Wireless LAN Controller Model Numbers
Cisco 4100 Series Wireless LAN Controller Model Numbers
Cisco 4400 Series Wireless LAN Controller Model Numbers
Startup Wizard
Cisco Wireless LAN Controller Memory
Cisco Wireless LAN Controller Failover Protection
Cisco Wireless LAN Controller Automatic Time Setting
Cisco Wireless LAN Controller Time Zones
Network Connections to Cisco Wireless LAN Controllers
Cisco 2000 Series Wireless LAN Controllers
Cisco 4100 Series Wireless LAN Controllers
Cisco 4400 Series Wireless LAN Controllers
VPN and Enhanced Security Modules for 4100 Series Controllers
Rogue Access Points
Rogue Access Point Location, Tagging, and Containment
Web User Interface and the CLI
Web User Interface
Command Line Interface
Using the Web-Browser and CLI Interfaces
Using the Web-Browser Interface
Guidelines for Using the GUI
Opening the GUI
Enabling Web and Secure Web Modes
Configuring the GUI for HTTPS
Loading an Externally Generated HTTPS Certificate
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Disabling the GUI
Using Online Help
Using the CLI
Logging into the CLI
Using a Local Serial Connection
Using a Remote Ethernet Connection
Logging Out of the CLI
Navigating the CLI
Enabling Wireless Connections to the Web-Browser and CLI Interfaces
Configuring Ports and Interfaces
3-2
Overview of Ports and Interfaces
Ports
Distribution System Ports
Service Port
Interfaces
Management Interface
AP-Manager Interface
Virtual Interface
Service-Port Interface
Dynamic Interface
WLANs
Configuring the Management, AP-Manager, Virtual, and Service-Port Interfaces
Using the GUI to Configure the Management, AP-Manager, Virtual, and Service-Port Interfaces
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Using the CLI to Configure the Management, AP-Manager, Virtual, and Service-Port Interfaces
Using the CLI to Configure the Management Interface
Using the CLI to Configure the AP-Manager Interface
Using the CLI to Configure the Virtual Interface
Using the CLI to Configure the Service-Port Interface
Configuring Dynamic Interfaces
Using the GUI to Configure Dynamic Interfaces
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Using the CLI to Configure Dynamic Interfaces
Configuring Ports
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Configuring Port Mirroring
Configuring Spanning Tree Protocol
Using the GUI to Configure Spanning Tree Protocol
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Using the CLI to Configure Spanning Tree Protocol
Enabling Link Aggregation
Link Aggregation Guidelines
Using the GUI to Enable Link Aggregation
Using the CLI to Enable Link Aggregation
Configuring Neighbor Devices to Support LAG
Configuring a 4400 Series Controller to Support More Than 48 Access Points
Using Link Aggregation
Using Multiple AP-Manager Interfaces
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Connecting Additional Ports
Configuring Controller Settings
Using the Configuration Wizard
Before You Start
Resetting the Device to Default Settings
Resetting to Default Settings Using the CLI
Resetting to Default Settings Using the GUI
Running the Configuration Wizard on the CLI
Managing the System Time and Date
Configuring Time and Date Manually
Configuring NTP
Configuring a Country Code
Enabling and Disabling 802.11 Bands
Configuring Administrator Usernames and Passwords
Configuring RADIUS Settings
Configuring SNMP Settings
Enabling 802.3x Flow Control
Enabling System Logging
Enabling Dynamic Transmit Power Control
Configuring Multicast Mode
Understanding Multicast Mode
Guidelines for Using Multicast Mode
Enabling Multicast Mode
Configuring the Supervisor 720 to Support the WiSM
General WiSM Guidelines
Configuring the Supervisor
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Using the Wireless LAN Controller Network Module
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Configuring Security Solutions
Cisco WLAN Solution Security
Security Overview
Layer 1 Solutions
Layer 2 Solutions
Layer 3 Solutions
Rogue Access Point Solutions
Rogue Access Point Challenges
Tagging and Containing Rogue Access Points
Integrated Security Solutions
Configuring the System for SpectraLink NetLink Telephones
Using the GUI to Enable Long Preambles
Using the CLI to Enable Long Preambles
Using Management over Wireless
Using the GUI to Enable Management over Wireless
Using the CLI to Enable Management over Wireless
Configuring DHCP
Using the GUI to Configure DHCP
Using the CLI to Configure DHCP
Customizing the Web Authentication Login Screen
Default Web Authentication Operation
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Customizing Web Authentication Operation
Hiding and Restoring the Cisco WLAN Solution Logo
Changing the Web Authentication Login Window Title
Changing the Web Message
Changing the Logo
Preparing the TFTP Server
Copying the Logo or Graphic to the TFTP Server
Downloading the Logo or Graphic
Hiding the Logo
Creating a Custom URL Redirect
Verifying Web Authentication Changes
5-15
Example: Sample Customized Web Authentication Login Window
Figure 5-4 Example of a Customized Web Authentication Login Window
These are the CLI commands used to create the window in Figure 5-4:
Configuring Identity Networking
Identity Networking Overview
RADIUS Attributes Used in Identity Networking
QoS-Level
ACL-Name
Interface-Name
VLAN-Tag
Tunnel Attributes
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Configuring WLANs
Wireless LAN Overview
Configuring Wireless LANs
Displaying, Creating, Disabling, and Deleting Wireless LANs
Activating Wireless LANs
Assigning a Wireless LAN to a DHCP Server
Configuring MAC Filtering for Wireless LANs
Enabling MAC Filtering
Creating a Local MAC Filter
Assigning Wireless LANs to VLANs
Configuring Layer 2 Security
Dynamic 802.1X Keys and Authorization
WEP Keys
Dynamic WPA Keys and Encryption
Configuring a Wireless LAN for Both Static and Dynamic WEP
Configuring Layer 3 Security
IPSec
IPSec Authentication
IPSec Encryption
IKE Authentication
IKE Diffie-Hellman Group
IKE Phase 1 Aggressive and Main Modes
IKE Lifetime Timeout
IPSec Passthrough
Configuring Quality of Service
Configuring QoS Enhanced BSS (QBSS)
Enabling WMM Mode
Enabling 7920 Support Mode
QBSS Information Elements Sometimes Degrade 7920 Phone Performance
Controlling Lightweight Access Points
Lightweight Access Point Overview
Cisco 1000 Series IEEE 802.11a/b/g Lightweight Access Points
Cisco 1030 Remote Edge Lightweight Access Points
Cisco 1000 Series Lightweight Access Point Part Numbers
Cisco 1000 Series Lightweight Access Point External and Internal Antennas
External Antenna Connectors
Antenna Sectorization
Cisco 1000 Series Lightweight Access Point LEDs
Cisco 1000 Series Lightweight Access Point Connectors
Cisco 1000 Series Lightweight Access Point Power Requirements
Cisco 1000 Series Lightweight Access Point External Power Supply
Cisco 1000 Series Lightweight Access Point Mounting Options
Cisco 1000 Series Lightweight Access Point Physical Security
Using the DNS for Controller Discovery
Dynamic Frequency Selection
Autonomous Access Points Converted to Lightweight Mode
Guidelines for Using Access Points Converted to Lightweight Mode
Reverting from Lightweight Mode to Autonomous Mode
Using a Controller to Return to a Previous Release
Using the MODE Button and a TFTP Server to Return to a Previous Release
Controllers Accept SSCs from Access Points Converted to Lightweight Mode
Using DHCP Option 43
Using a Controller to Send Debug Commands to Access Points Converted to Lightweight Mode
Converted Access Points Send Crash Information to Controller
Converted Access Points Send Radio Core Dumps to Controller
Enabling Memory Core Dumps from Converted Access Points
Display of MAC Addresses for Converted Access Points
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Managing Controller Software and Configurations
Transferring Files to and from a Controller
Upgrading Controller Software
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Saving Configurations
Clearing the Controller Configuration
Erasing the Controller Configuration
Resetting the Controller
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Configuring Radio Resource Management
Overview of Radio Resource Management
Radio Resource Monitoring
Dynamic Channel Assignment
Dynamic Transmit Power Control
Coverage Hole Detection and Correction
Client and Network Load Balancing
RRM Benefits
Overview of RF Groups
RF Group Leader
RF Group Name
Configuring an RF Group
Using the GUI to Configure an RF Group
Using the CLI to Configure RF Groups
Viewing RF Group Status
Using the GUI to View RF Group Status
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Using the CLI to View RF Group Status
Enabling Rogue Access Point Detection
Using the GUI to Enable Rogue Access Point Detection
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Using the CLI to Enable Rogue Access Point Detection
Configuring Dynamic RRM
Using the GUI to Configure Dynamic RRM
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Using the CLI to Configure Dynamic RRM
Overriding Dynamic RRM
Statically Assigning Channel and Transmit Power Settings to Access Point Radios
Using the GUI to Statically Assign Channel and Transmit Power Settings
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Using the CLI to Statically Assign Channel and Transmit Power Settings
Disabling Dynamic Channel and Power Assignment Globally for a Controller
Using the GUI to Disable Dynamic Channel and Power Assignment
Using the CLI to Disable Dynamic Channel and Power Assignment
Viewing Additional RRM Settings Using the CLI
Configuring Mobility Groups
Overview of Mobility
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Overview of Mobility Groups
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Determining When to Include Controllers in a Mobility Group
Configuring Mobility Groups
Prerequisites
Using the GUI to Configure Mobility Groups
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Using the CLI to Configure Mobility Groups
Configuring Auto-Anchor Mobility
Guidelines for Using Auto-Anchor Mobility
Using the GUI to Configure Auto-Anchor Mobility
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Using the CLI to Configure Auto-Anchor Mobility
A
Safety Considerations and Translated Safety Warnings
Safety Considerations
Warning Definition
A-3
A-4
A-5
Class 1 Laser Product Warning
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A-7
Ground Conductor Warning
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A-9
Chassis Warning for Rack-Mounting and Servicing
A-10
A-11
A-12
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A-15
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A-18
Battery Handling Warning for 4400 Series Controllers
A-19
A-20
Equipment Installation Warning
A-21
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A-23
More Than One Power Supply Warning for 4400 Series Controllers
A-24
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Declarations of Conformity and Regulatory Information
Regulatory Information for 1000 Series Access Points
Manufacturers Federal Communication Commission Declaration of Conformity Statement
Tested To Comply With FCC Standards FOR HOME OR OFFICE USE
Department of CommunicationsCanada
Canadian Compliance Statement
European Community, Switzerland, Norway, Iceland, and Liechtenstein
Declaration of Conformity with Regard to the R&TTE Directive 1999/5/EC
Declaration of Conformity for RF Exposure
Guidelines for Operating Cisco Aironet Access Points in Japan
Japanese Translation
English Translation
03-5549-6500
Administrative Rules for Cisco Aironet Access Points in Taiwan
Access Points with IEEE 802.11a Radios
All Access Points
English Translation
Declaration of Conformity Statements
FCC Statements for Cisco 2000 Series Wireless LAN Controllers
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C
End User License and Warranty
End User License Agreement
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Limited Warranty
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Disclaimer of Warranty
General Terms Applicable to the Limited Warranty Statement and End User License Agreement
Additional Open Source Terms
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D
System Messages and Access Point LED Patterns
System Messages
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Using Client Reason and Status Codes in Trap Logs
Client Reason Codes
Client Status Codes
Using Lightweight Access Point LEDs
INDEX
Numerics
A
B
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D
E
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G
H
I
N
P
Q
R
S
T
U
V
W