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Using the Web Browser Interface, Reloading the Access Point Image, Using the MODE button

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Reloading the Access Point Image Chapter 9 Troubleshooting Using the Web Browser Interface Follow the steps below to delete the current configuration and return all access point settings to the factory defaults using the web browser interface. Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Open your Internet browser. You must use Microsoft Internet Explorer (version 5.x or later) or Netscape Navigator (version 4.x). Enter the access point's IP address in the browser address line and press Enter. An Enter Network Password screen appears. Enter your username in the User Name field. Enter the access point password in the Password field and press Enter. The Summary Status page appears. Click System Software and the System Software screen appears. Click System Configuration and the System Configuration screen appears. Click the Reset to Defaults button. Note If the access point is configured with a static IP address, the IP address does not change. Step 8 After the access point reboots, you must reconfigure the access point by using the Web browser interface, the Telnet interface, or IOS commands. Reloading the Access Point Image If your access point has a firmware failure, you must reload the complete access point image file using the Web browser interface or by pressing and holding the MODE button for around 30 seconds. You can use the browser interface if the access point firmware is still fully operational and you want to upgrade the firmware image. However, you can use the MODE button when the access point has a corrupt firmware image. Using the MODE button You can use the MODE button on the access point to reload the access point image file from an active Trivial File Transfer Protocol (TFTP) server on your network or on a PC connected to the access point Ethernet port. Note If your access point experiences a firmware failure or a corrupt firmware image, indicated by three red LEDs, you must reload the image from a connected TFTP server. Note This process resets all configuration settings to factory defaults, including passwords, WEP keys, the access point IP address, and SSIDs. Cisco Aironet 1200 Series Access Point Hardware Installation Guide 9-6 OL-4310-01

Section	Page
Cisco Aironet 1200 Series Access Point Hardware Installation Guide	1
Contents	3
Preface	9
Audience	9
Purpose	9
Organization	9
Conventions	10
Related Publications	12
Obtaining Documentation	12
Cisco.com	12
Documentation CD-ROM	13
Ordering Documentation	13
Documentation Feedback	13
Obtaining Technical Assistance	14
Cisco.com	14
Technical Assistance Center	14
Cisco TAC Website	15
Cisco TAC Escalation Center	15
Obtaining Additional Publications and Information	15
Overview	17
Hardware Features	18
Dual-Radio Operation	18
Ethernet Port	18
Console Port	18
LEDs	19
Power Sources	19
UL 2043 Certification	20
Anti-Theft Features	20
Network Configuration Examples	21
Root Unit on a Wired LAN	21
Repeater Unit that Extends Wireless Range	22
Central Unit in an All-Wireless Network	23
Installing the Access Point	25
Safety Information	26
FCC Safety Compliance Statement	26
General Safety Guidelines	26
Warnings	26
Unpacking the Access Point	27
Package Contents	27
Basic Installation Guidelines	27
Installation Above Suspended Ceilings	27
Before Beginning the Installation	28
Installation Summary	29
Connecting the 2.4-GHz Antennas	29
Connecting the Ethernet and Power Cables	30
Connecting to an Ethernet Network with an Inline Power Source	31
Connecting to an Ethernet Network with Local Power	31
Powering Up the Access Point	32
Configuring the Access Point for the First Time	33
Before You Start	34
Resetting the Access Point to Default Settings	34
Obtaining and Assigning an IP Address	35
Connecting to the Access Point Locally	35
Assigning Basic Settings	36
Default Settings on the Express Setup Page	40
Protecting Your Wireless LAN	40
Using the IP Setup Utility	41
Obtaining and Installing IPSU	41
Using IPSU to Find the Access Point’s IP Address	42
Using IPSU to Set the Access Point’s IP Address and SSID	43
Assigning an IP Address Using the CLI	44
Using a Telnet Session to Access the CLI	44
Using the Web-Browser Interface	45
Using the Web-Browser Interface for the First Time	46
Using the Management Pages in the Web-Browser Interface	46
Using Action Buttons	48
Character Restrictions in Entry Fields	49
Using Online Help	49
Using the Command-Line Interface	51
IOS Command Modes	52
Getting Help	53
Abbreviating Commands	53
Using no and default Forms of Commands	53
Understanding CLI Messages	54
Using Command History	54
Changing the Command History Buffer Size	54
Recalling Commands	55
Disabling the Command History Feature	55
Using Editing Features	55
Enabling and Disabling Editing Features	56
Editing Commands Through Keystrokes	56
Editing Command Lines that Wrap	57
Searching and Filtering Output of show and more Commands	58
Accessing the CLI	58
Opening the CLI with Telnet	58
Opening the CLI with Secure Shell	59
Mounting Instructions	61
Overview	62
Mounting on a Horizontal or Vertical Surface	63
Mounting on a Suspended Ceiling	64
Attaching the Access Point to the Mounting Bracket	65
Securing the Access Point to the Mounting Bracket	65
2.4-GHz Radio Upgrade	67
Upgrade Overview	68
Unpacking the Radio	68
Opening the Access Cover	69
Removing a Blank Spacer Card	70
Removing a 2.4-GHz Radio	71
Installing a 2.4-GHz Radio	73
5-GHz Radio Module Upgrade	75
Upgrade Overview	76
Unpacking the Radio Module	76
Removing the 5-GHz Radio Access Cover	76
Removing a 5-GHz Radio Module	77
Installing a 5-GHz Radio Module	79
Troubleshooting	83
Checking the Top Panel LEDs	84
Checking Basic Settings	86
SSID	86
WEP Keys	86
Security Settings	87
Resetting to the Default Configuration	87
Using the MODE Button	87
Using the Web Browser Interface	88
Reloading the Access Point Image	88
Using the MODE button	88
Web Browser Interface	89
Browser HTTP Interface	89
Browser TFTP Interface	90
Obtaining the Access Point Image File	90
Obtaining the TFTP Server Software	91
Translated Safety Warnings	93
Dipole Antenna Installation Warning	94
Explosive Device Proximity Warning	95
Lightning Activity Warning	96
Installation Warning	97
Circuit Breaker (15A) Warning	97
Declarations of Conformity and Regulatory Information	99
Manufacturers Federal Communication Commission Declaration of Conformity Statement	100
Department of Communications—Canada	101
Canadian Compliance Statement	101
European Community, Switzerland, Norway, Iceland, and Liechtenstein	102
Declaration of Conformity with Regard to the R&TTE Directive 1999/5/EC	102
Declaration of Conformity for RF Exposure	104
Guidelines for Operating Cisco Aironet Access Points in Japan	104
Japanese Translation	104
English Translation	105
Access Point Specifications	107
Channels and Antenna Settings	111
Channels	112
IEEE 802.11a	112
IEEE 802.11b	113
Maximum Power Levels	114
IEEE 802.11a	114
IEEE 802.11b	114
Console Cable Pinouts	117
Overview	118
Console Port Signals and Pinouts	118
Glossary	119

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9-6

Cisco Aironet 1200 Series Access Point Hardware Installation Guide

OL-4310-01

Chapter 9

Troubleshooting

Reloading the Access Point Image

Using the Web Browser Interface

Follow the steps below to delete the current configuration and return all access point settings to the

factory defaults using the web browser interface.

Step 1

Open your Internet browser. You must use Microsoft Internet Explorer (version 5.x or later) or Netscape

Navigator (version 4.x).

Step 2

Enter the access point

’

s IP address in the browser address line and press

Enter

. An Enter Network

Password screen appears.

Step 3

Enter your username in the User Name field.

Step 4

Enter the access point password in the Password field and press

Enter

. The Summary Status page

appears.

Step 5

Click

System Software

and the System Software screen appears.

Step 6

Click

System Configuration

and the System Configuration screen appears.

Step 7

Click the

Reset to

Defaults

button.

Note

If the access point is configured with a static IP address, the IP address does not change.

Step 8

After the access point reboots, you must reconfigure the access point by using the Web browser interface,

the Telnet interface, or IOS commands.

Reloading the Access Point Image

If your access point has a firmware failure, you must reload the complete access point image file using

the Web browser interface or by pressing and holding the MODE button for around 30 seconds. You can

use the browser interface if the access point firmware is still fully operational and you want to upgrade

the firmware image. However, you can use the MODE button when the access point has a corrupt

firmware image.

Using the MODE button

You can use the MODE button on the access point to reload the access point image file from an active

Trivial File Transfer Protocol (TFTP) server on your network or on a PC connected to the access point

Ethernet port.

Note

If your access point experiences a firmware failure or a corrupt firmware image, indicated by three red

LEDs, you must reload the image from a connected TFTP server.

Note

This process resets

all

configuration settings to factory defaults, including passwords, WEP keys, the

access point IP address, and SSIDs.