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Chapter 3 Troubleshooting 1250 Series Autonomous Access Points Low Power Condition on Autonomous Access Points Table 3-6 System Power Settings and Cisco Switch Commands for Access Points with Dual Radio Modules Power Source Access Point System Power Settings Cisco Switch Power Command AC power module Power injector1 used with a Cisco switch that supports Intelligent Power Management2 Configuration changes are not required Power Settings: Power Negotiation (selected) Power Injector: power inline never power inline never Power injector1 used with a Cisco switch that does not support Intelligent Power Management2 Power injector1 used with a non-Cisco switch Installed on Port with MAC Address (checked) Power Settings: Pre-standard Compatibility (selected) Power Injector: Installed on Port with MAC Address (checked) Configuration changes are not required power inline never - 1. Power injector must be AIR-PWRINJ4. 2. You should check the release notes for your Cisco power source to determine which Cisco IOS release supports Intelligent Power Management. Support for Intelligent Power Management might not be currently available for your Cisco power source. Follow these steps to configure your access point power settings using the browser interface: Step 1 Step 2 Step 3 Step 4 Obtain the access point IP address and browse to your access point. 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. Perform one of these operations: a. When you browse to your access point operating in low-power mode, a Warning message displays indicating that all radios are disabled due to insufficient power. Click OK to jump to the System Power Settings located on the System Software > System Configuration page. b. When you browse to your access point operating in full-power mode, choose System Software > System Configuration. Choose one of these Power Settings options (see Figure 3-3): a. If your Cisco switch supports Intelligent Power Management negotiations, choose Power Negotiation. b. If your Cisco switch does not support Intelligent Power Management negotiations, choose Pre-standard Compatibility. c. If you are using a non-Cisco switch, changes to the power settings are not required. OL-8247-03 Cisco Aironet 1250 Series Access Point Hardware Installation Guide 3-15

Section	Page
Cisco Aironet 1250 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
Radio Module Slots	19
Single or Dual-Radio Operation	19
Operating Modes	19
Spatial Multiplexing	19
Maximum Ratio Combining	20
Antennas Supported	20
LEDs	21
Ethernet Port	21
Console Port	22
Power Sources	22
UL 2043 Compliance	22
Anti-Theft Features	23
Network Examples with Autonomous Access Points	24
Root Unit on a Wired LAN	24
Repeater Unit that Extends Wireless Range	25
Central Unit in an All-Wireless Network	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
Before Beginning the Installation	32
Access Point Bottom Connector Access Openings	32
Installation Summary	33
Mounting Overview	33
Mounting on a Horizontal or Vertical Surface	35
Mounting Below a Suspended Ceiling	37
Mounting Above a Suspended Ceiling	39
Installing Option One	41
Installing Option Two	43
Installing Option Three	44
Mounting to a Network Cable Box	46
Mounting on a Desktop or Shelf	47
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
Installing or Removing the Mounting Plate Latch	51
Installing the Mounting Plate Latch	51
Removing the Mounting Plate Latch	51
Installing the Access Point to the Mounting Plate	52
Mounting Plate Not Attached to a Surface	52
Mounting Plate Attached to a Surface	54
Securing the Access Point	55
Securing the Access Point to the Mounting Plate	55
Using a Security Cable to Secure the Access Point	57
Removing the Access Point From the Mounting Plate	58
Removing a Radio Module	60
Inserting a Radio Module	62
Troubleshooting 1250 Series Autonomous Access Points	65
Checking the Autonomous Access Point LEDs	66
Checking the Power Injector LEDs	68
Checking Basic Settings	69
Default IP Address Behavior	69
Enabling the Radio Interfaces	69
SSID	70
WEP Keys	70
Security Settings	70
Low Power Condition on Autonomous Access Points	71
Intelligent Power Management	71
Inline Power Status Messages	72
Configuring Power Using the CLI	75
Issuing the Cisco IOS Command Using the CLI	77
Configuring the Access Point System Power Settings Using a Browser	77
Running the Carrier Busy Test	80
Running the Ping Test	81
Resetting to the Default Configuration	82
Using the MODE Button	82
Using the Web Browser Interface	83
Reloading the Access Point Image	83
Using the MODE Button	83
Web Browser Interface	84
Browser HTTP Interface	84
Browser TFTP Interface	85
Obtaining the Access Point Image File	86
Connecting to the Access Point Locally	86
Obtaining the TFTP Server Software	88
Troubleshooting 1250 Series Lightweight Access Points	89
Guidelines for Using Cisco Aironet Lightweight Access Points	90
Using DHCP Option 43	90
Checking the Lightweight Access Point LEDs	91
Checking the Power Injector LEDs	94
Low Power Condition for Lightweight Access Points	95
Intelligent Power Management	95
Inline Power Status Messages	96
Configuring Power Using Controller CLI Commands	99
Manually Configuring Controller Information Using the Access Point CLI	100
Configuring Controller Information	101
Clearing Manually Entered Controller Information	101
Manually Resetting the Access Point to Defaults	101
MODE Button Setting	101
Connecting to the Access Point Locally	102
Obtaining the TFTP Server Software	103
Translated Safety Warnings	105
Declarations of Conformity and Regulatory Information	107
Manufacturers Federal Communication Commission Declaration of Conformity Statement	108
VCCI Statement for Japan	109
Industry Canada	109
Canadian Compliance Statement	109
European Community, Switzerland, Norway, Iceland, and Liechtenstein	110
Declaration of Conformity with Regard to the R&TTE Directive 1999/5/EC	111
Declaration of Conformity for RF Exposure	113
Guidelines for Operating Cisco Aironet Access Points in Japan	114
Japanese Translation	114
English Translation	114
Administrative Rules for Cisco Aironet Access Points in Taiwan	115
Access Points with IEEE 802.11a Radios	115
Chinese Translation	115
English Translation	115
All Access Points	116
Chinese Translation	116
English Translation	116
Chinese Translation	117
English Translation	117
Operation of Cisco Aironet Access Points in Brazil	118
Access Point Models	118
Regulatory Information	118
Portuguese Translation	118
English Translation	118
Declaration of Conformity Statements	119
Declaration of Conformity Statements for European Union Countries	119
Access Point Specifications	121
Channels and Power Levels	125
Console Cable Pinouts	127
Overview	128
Console Port Signals and Pinouts	128
Configuring DHCP Option 43 for Lightweight Access Points	129
Overview	130
Configuring Option 43 for 1000 and 1500 Series Access Points	131
Configuring Option 43 for 1100, 1130, 1200, 1240, 1250, 1300, and 1520 Series Lightweight Access Points	132
Glossary	133

Match case Limit results 1 per page

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Cisco Aironet 1250 Series Access Point Hardware Installation Guide

OL-8247-03

Chapter 3

Troubleshooting 1250 Series Autonomous Access Points

Low Power Condition on Autonomous Access Points

Follow these steps to configure your access point power settings using the browser interface:

Step 1

Obtain the access point IP address and browse to your access point.

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

Perform one of these operations:

When you browse to your access point operating in low-power mode, a Warning message displays

indicating that all radios are disabled due to insufficient power. Click

to jump to the System

Power Settings located on the System Software > System Configuration page.

When you browse to your access point operating in full-power mode, choose

System Software >

System Configuration

Step 4

Choose one of these Power Settings options (see

Figure 3-3

If your Cisco switch supports Intelligent Power Management negotiations, choose

Power

Negotiation

If your Cisco switch does not support Intelligent Power Management negotiations, choose

Pre-standard Compatibility

If you are using a non-Cisco switch, changes to the power settings are not required.

Table 3-6

System Power Settings and Cisco Switch Commands for Access Points with Dual Radio Modules

Power Source

Access Point System Power Settings

Cisco Switch

Power Command

AC power module

Configuration changes are not required

power inline never

Power injector

used with a

Cisco switch that supports

Intelligent Power Management

Power injector must be AIR-PWRINJ4.

You should check the release notes for your Cisco power source to determine which Cisco IOS release supports Intelligent Power Management. Support

for Intelligent Power Management might not be currently available for your Cisco power source.

Power Settings:

Power Negotiation

(selected)

Power Injector:

Installed on Port with MAC Address

(checked)

power inline never

Power injector

used with a

Cisco switch that does not

support Intelligent Power

Management

Power Settings:

Pre-standard Compatibility

(selected)

Power Injector:

Installed on Port with MAC Address

(checked)

power inline never

Power injector

used with a

non-Cisco switch

Configuration changes are not required

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