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Cisco AIR-AP1242AG-A-K9 Hardware Installation Guide - Page 64

Running the Ping Test, Resetting to the Default Configuration - reset to factory defaults

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Running the Ping Test Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Step 6 Click Start to begin the carrier busy test. When the test completes, the results are displayed on the page. For each of the channel center frequencies, the test produces a value indicating the percentage of time that the channel is busy. Running the Ping Test You can use the ping test to evaluate the link to and from an associated wireless device. The ping test provides two modes of operation: a. Performs a test using a specified number of packets and then displays the test results. b. Performs a test that continuously operates until you stop the test and then displays the test results. Follow these steps to activate the ping test: Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Use your web browser to access the access point browser interface. At the prompt, enter the administrator username and password. The default username is Cisco and the default password is Cisco. The username and password are case sensitive. Click Association and the main association page displays. Click the MAC address of an associated wireless device and the Statistics page for that device displays. Click the Ping/Link Test tab and the Ping/Link Test page displays. If you want to specify the number of packets to use in the test, follow these steps: a. Enter the number of packets in the Number of Packets field b. Enter the packet size in the Packet Size field. c. Click Start. If you want to use a continuous test, follow these steps: a. Enter the packet size in the Packet Size field. b. Click Start to activate the test. c. Click Stop to stop the test. When the test has completed, the test results are displayed at the bottom of the page. You should check for any lost packets that can indicate a problem with the wireless link. For best results, you should also perform this test several times. Resetting to the Default Configuration If you forget the password that allows you to configure the access point, you may need to completely reset the configuration. You can use the MODE button on the access point or the web-browser interface. Note The following steps reset all configuration settings to factory defaults, including passwords, WEP keys, the IP address, and the SSID. 3-14 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05

Section	Page
Cisco Aironet 1240AG Series Access Point Hardware Installation Guide	1
Contents	3
Preface	9
Audience	9
Purpose	9
Organization	9
Conventions	10
Related Publications	12
Locating the Product Serial Number	13
Obtaining Documentation, Obtaining Support, and Security Guidelines	14
Overview	15
Product Terminology	15
Autonomous Access Points	15
Lightweight Access Points	16
Guidelines for Using Cisco Aironet Lightweight Access Points	16
Hardware Features	17
Single or Dual-Radio Operation	19
Antennas Supported	19
Ethernet Port	19
Console Port	19
LEDs	19
Power Sources	20
UL 2043 Certification	20
Anti-Theft Features	20
Network Examples with Autonomous Access Points	22
Root Access Point on a Wired LAN	23
Repeater Unit that Extends Wireless Range	24
Central Unit in an All-Wireless Network	25
Bridge Network with Wireless Clients	25
Point-to-Point Bridge Configuration	26
Workgroup Bridge Network	26
Network Example with Lightweight Access Points	27
Installing the Access Point	29
Safety Information	30
FCC Safety Compliance Statement	30
General Safety Guidelines	30
Warnings	30
Unpacking the Access Point	31
Package Contents	31
Basic Installation Guidelines	32
Controller Discovery Process for Lightweight Access Points	32
Deploying the Access Points on the Wireless Network	33
Access Point Layout and Connectors	34
Mounting Overview	35
Mounting on a Horizontal or Vertical Surface	37
Mounting Below a Suspended Ceiling	38
Mounting Above a Suspended Ceiling	39
Mounting Access Point on a Desktop or Shelf	42
Cable Security Bracket	42
Removing the Cable Security Bracket	43
Attaching the Access Point to the Mounting Plate	44
Securing the Access Point	45
Using a Security Cable	45
Securing the Access Point to the Mounting Plate	46
Connecting the Ethernet and Power Cables	48
Connecting to an Ethernet Network with an Inline Power Source	49
Connecting to an Ethernet Network with Local Power	50
Powering Up the Access Point	50
Troubleshooting 1240AG Series Autonomous Access Points	51
Checking the Autonomous Access Point LEDs	52
Checking Basic Settings	53
Default IP Address Behavior	54
Enabling the Radio Interfaces	54
SSID	54
WEP Keys	55
Security Settings	55
Low Power Condition	55
Intelligent Power Management	56
Inline Power Status Messages	57
Configuring Power Using the CLI	59
Issuing the Cisco IOS Command Using the CLI	60
Configuring the Access Point System Power Settings Using a Browser	61
Running the Carrier Busy Test	63
Running the Ping Test	64
Resetting to the Default Configuration	64
Using the MODE Button	65
Using the Web Browser Interface	65
Reloading the Access Point Image	66
Using the MODE Button	66
Web Browser Interface	67
Browser HTTP Interface	67
Browser TFTP Interface	68
Obtaining the Access Point Image File	69
Connecting to the Access Point Locally	70
Obtaining the TFTP Server Software	70
Troubleshooting 1240AG Series Lightweight Access Points	71
Guidelines for Using Cisco Aironet Lightweight Access Points	72
Using DHCP Option 43	72
Checking the Lightweight Access Point LEDs	73
Low Power Condition for Lightweight Access Points	75
Intelligent Power Management	75
Configuring Power Using Controller CLI Commands	76
Manually Configuring Controller Information Using the Access Point CLI	77
Configuring Controller Information	78
Clearing Manually Entered Controller Information	78
Manually Resetting the Access Point to Defaults	78
Returning the Lightweight Access Point to Autonomous Mode	79
Using a Controller to Return the Access Point to Autonomous Mode	79
Using the MODE Button to Return the Access Point to Autonomous Mode	79
MODE Button Setting	80
Obtaining the Autonomous Access Point Image File	80
Connecting to the Access Point Locally	81
Obtaining the TFTP Server Software	82
Translated Safety Warnings	83
Declarations of Conformity and Regulatory Information	85
Manufacturers Federal Communication Commission Declaration of Conformity Statement	86
VCCI Statement for Japan	87
Industry Canada	87
Canadian Compliance Statement	87
European Community, Switzerland, Norway, Iceland, and Liechtenstein	88
Declaration of Conformity with Regard to the 1999/5/EC (R&TTE Directive)	88
Declaration of Conformity for RF Exposure	91
Guidelines for Operating Cisco Aironet Access Points in Japan	92
Japanese Translation	92
English Translation	92
Administrative Rules for Cisco Aironet Access Points in Taiwan	93
Access Points with IEEE 802.11a Radios	93
Chinese Translation	93
English Translation	93
All Access Points	94
Chinese Translation	94
English Translation	94
Operation of Cisco Aironet Access Points in Brazil	95
Access Point Models	95
Regulatory Information	95
Portuguese Translation	95
English Translation	95
Declaration of Conformity Statements	96
Declaration of Conformity Statements for European Union Countries	96
Access Point Specifications	99
Channels and Maximum Power Levels	103
Console Cable Pinouts	105
Overview	106
Console Port Signals and Pinouts	106
Priming Lightweight Access Points Prior to Deployment	107
Configuring DHCP Option 43 for Lightweight Access Points	111
Overview	112
Configuring Option 43 for 1000 Series Access Points	113
Configuring Option 43 for 1100, 1130, 1200, 1240, and 1300 Series Lightweight Access Points	114
Glossary	115

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3-14

Cisco Aironet 1240AG Series Access Point Hardware Installation Guide

OL-8371-05

Chapter 3

Troubleshooting 1240AG Series Autonomous Access Points

Running the Ping Test

Step 6

Click

Start

to begin the carrier busy test.

When the test completes, the results are displayed on the page. For each of the channel center

frequencies, the test produces a value indicating the percentage of time that the channel is busy.

Running the Ping Test

You can use the ping test to evaluate the link to and from an associated wireless device. The ping test

provides two modes of operation:

Performs a test using a specified number of packets and then displays the test results.

Performs a test that continuously operates until you stop the test and then displays the test results.

Follow these steps to activate the ping test:

Step 1

Use your web browser to access the access point browser interface.

Step 2

At the prompt, enter the administrator username and password. The default username is

Cisco

and the

default password is

Cisco

. The username and password are case sensitive.

Step 3

Click

Association

and the main association page displays.

Step 4

Click the MAC address of an associated wireless device and the Statistics page for that device displays.

Step 5

Click the

Ping/Link Test

tab and the Ping/Link Test page displays.

Step 6

If you want to specify the number of packets to use in the test, follow these steps:

Enter the number of packets in the Number of Packets field

Enter the packet size in the Packet Size field.

Click

Start

Step 7

If you want to use a continuous test, follow these steps:

Enter the packet size in the Packet Size field.

Click

Start

to activate the test.

Click

Stop

to stop the test.

When the test has completed, the test results are displayed at the bottom of the page. You should check

for any lost packets that can indicate a problem with the wireless link. For best results, you should also

perform this test several times.

Resetting to the Default Configuration

If you forget the password that allows you to configure the access point, you may need to completely

reset the configuration. You can use the MODE button on the access point or the web-browser interface.

Note

The following steps reset

all

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

the IP address, and the SSID.