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6-1

Cisco Aironet 1240AG Series Access Point Hardware Installation Guide

OL-7293-01

6

Troubleshooting

This chapter provides troubleshooting procedures for basic problems with the access point. For the most 
up-to-date, detailed troubleshooting information, refer to the Cisco Technical Support and 
Documentation website at the following URL:

http://www.cisco.com/en/US/products/hw/wireless/tsd_products_support_category_home.html

Sections in this chapter include:

•

Checking the Access Point LEDs, page 6-2

•

Checking Basic Settings, page 6-4

•

Low Power Condition, page 6-6

•

Running the Carrier Busy Test, page 6-13

•

Running the Ping Test, page 6-14

•

Resetting to the Default Configuration, page 6-14

•

Reloading the Access Point Image, page 6-16

•

Obtaining the Access Point Image File, page 6-19

•

Obtaining the TFTP Server Software, page 6-19

Содержание Aironet 1240AG Series

Страница 1: ...Headquarters Cisco Systems Inc 170 West Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 526 4100 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide May 2005 Text Part Number OL 7293 01 ...

Страница 2: ...more of the following measures Turn the television or radio antenna until the interference stops Move the equipment to one side or the other of the television or radio Move the equipment farther away from the television or radio Plug the equipment into an outlet that is on a different circuit from the television or radio That is make certain the equipment and the television or radio are on circuit...

Страница 3: ...tance vi Cisco com vi Technical Assistance Center vi Locating the Product Serial Number vii Cisco TAC Website viii Cisco TAC Escalation Center viii Obtaining Additional Publications and Information viii C H A P T E R 1 Overview 1 1 Hardware Features 1 2 Dual Radio Operation 1 4 Antennas Supported 1 4 Ethernet Port 1 4 Console Port 1 4 LEDs 1 5 Power Sources 1 5 UL 2043 Certification 1 6 Anti Theft...

Страница 4: ...esktop or Shelf 2 11 Connecting the Ethernet and Power Cables 2 12 Connecting to an Ethernet Network with an Inline Power Source 2 13 Connecting to an Ethernet Network with Local Power 2 14 Powering Up the Access Point 2 14 Cable Security Bracket 2 15 Removing the Cable Security Bracket 2 15 Attaching the Access Point to the Mounting Plate 2 16 Securing the Access Point 2 17 Using a Security Cable...

Страница 5: ...ser Interface for the First Time 4 2 Using the Management Pages in the Web Browser Interface 4 2 Using Action Buttons 4 3 Character Restrictions in Entry Fields 4 5 Using Online Help 4 5 C H A P T E R 5 Using the Command Line Interface 5 1 Cisco IOS Command Modes 5 2 Getting Help 5 3 Abbreviating Commands 5 3 Using no and default Forms of Commands 5 4 Understanding CLI Messages 5 4 Using Command H...

Страница 6: ... 14 Resetting to the Default Configuration 6 14 Using the MODE Button 6 15 Using the Web Browser Interface 6 15 Reloading the Access Point Image 6 16 Using the MODE Button 6 16 Web Browser Interface 6 17 Browser HTTP Interface 6 17 Browser TFTP Interface 6 18 Obtaining the Access Point Image File 6 19 Obtaining the TFTP Server Software 6 19 A P P E N D I X A Translated Safety Warnings A 1 Statemen...

Страница 7: ...es for Operating Cisco Aironet Access Points in Japan B 6 Japanese Translation B 6 English Translation B 6 Declaration of Conformity Statements B 7 Declaration of Conformity Statements for European Union Countries B 7 A P P E N D I X C Access Point Specifications C 1 A P P E N D I X D Channels and Power Levels D 1 Channels and Maximum Power Levels D 2 IEEE 802 11b g 2 4 GHz Band D 2 IEEE 802 11a 5...

Страница 8: ...D r a ft 1 A C I S CO CO N F I D E N T I A L Contents vi Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 ...

Страница 9: ...ommands refer to the Cisco IOS documentation set available from the Cisco com home page at Service and Support Technical Documents On the Cisco Product Documentation home page select Release 12 3 from the Cisco IOS Software drop down menu This guide also includes an overview of the access point web based interface APWI but does not provide field level descriptions of all the APWI windows nor does ...

Страница 10: ... world s regulatory domains Appendix E Console Cable Pinouts identifies the pinouts for the serial console cable that connects to the access point s serial console port Conventions This publication uses these conventions to convey instructions and information Command descriptions use these conventions Commands and keywords are in boldface text Arguments for which you supply values are in italic Sq...

Страница 11: ...n danger Vous vous trouvez dans une situation pouvant entraîner des blessures Avant d accéder à cet équipement soyez conscient des dangers posés par les circuits électriques et familiarisez vous avec les procédures courantes de prévention des accidents Pour obtenir les traductions des mises en garde figurant dans cette publication veuillez consulter l annexe intitulée Translated Safety Warnings Tr...

Страница 12: ...com International Cisco websites can be accessed from this URL http www cisco com public countries_languages shtml Aviso Este símbolo de aviso indica perigo Encontra se numa situação que lhe poderá causar danos fisicos Antes de começar a trabalhar com qualquer equipamento familiarize se com os perigos relacionados com circuitos eléctricos e com quaisquer práticas comuns que possam prevenir possíve...

Страница 13: ...ering Documentation You can find instructions for ordering documentation at this URL http www cisco com univercd cc td doc es_inpck pdi htm You can order Cisco documentation in these ways Registered Cisco com users Cisco direct customers can order Cisco product documentation from the Networking Products MarketPlace http www cisco com en US partner ordering index shtml Nonregistered Cisco com users...

Страница 14: ...co com at this URL http tools cisco com RPF register register do Technical Assistance Center The Cisco TAC is available to all customers who need technical assistance with a Cisco product technology or solution Two types of support are available the Cisco TAC website and the Cisco TAC Escalation Center The type of support that you choose depends on the priority of the problem and the conditions st...

Страница 15: ...ure 1 Figure 1 Location of Serial Number Label TBD The access point serial number label contains the following information Model number such as AIR AP1240AG x k9 Serial number such as VDF0636XXXX 11 alphanumeric digits MAC address such as 00abc65094f3 12 hexadecimal digits Location of manufacture such as Made in Singapore You need your product serial number when requesting support from the Cisco T...

Страница 16: ...s are assigned when severe network degradation significantly impacts business operations When you contact the TAC Escalation Center with a P1 or P2 problem a Cisco TAC engineer automatically opens a case To obtain a directory of toll free Cisco TAC telephone numbers for your country go to this URL http www cisco com warp public 687 Directory DirTAC shtml Before calling please check with your netwo...

Страница 17: ...s You can access Packet magazine at this URL http www cisco com go packet iQ Magazine is the Cisco bimonthly publication that delivers the latest information about Internet business strategies for executives You can access iQ Magazine at this URL http www cisco com go iqmagazine Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in de...

Страница 18: ...D r a ft 1 A C I S CO CO N F I D E N T I A L x Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Preface Obtaining Additional Publications and Information ...

Страница 19: ...a 5 GHz radio IEEE 802 11a You can configure the radios separately using different settings on each The access point connects wireless and wired networks or is the center point of a stand alone wireless network In large installations wireless users within radio range of an access point can roam throughout a facility while maintaining seamless uninterrupted access to the network You can configure a...

Страница 20: ... the access point include Dual radio operation see page 1 4 Ethernet port see page 1 4 Console port see page 1 4 LEDs see page 1 5 Multiple power sources see page 1 5 UL 2043 certification see page 1 6 Anti theft features see page 1 6 Refer to Appendix C Access Point Specifications for a list of access point specifications Figure 1 2 shows the access point with antennas Figure 1 1 Access Point Wit...

Страница 21: ...igure 1 2 Access Point 2 4 GHz Connector End Figure 1 3 illustrates the 5 GHz connector end of the access point Figure 1 3 Access Point 5 GHz Connector End 1 2 4 GHz antenna connector Left 6 Console port RJ 45 2 Ethernet LED 7 Ethernet port RJ 45 3 Radio LED 8 48 VDC power port 4 Status LED 9 2 4 GHz antenna connector right primary 5 Mode button 1 Security key slot 3 5 GHz antenna connector right ...

Страница 22: ...an receive power through the Ethernet cable from a power injector switch or power patch panel The Ethernet MAC address is printed on the label on the back of the access point refer to the Locating the Product Serial Number section on page vii Console Port The serial console port provides access to the access point s command line interface CLI using a terminal emulator program The port is located o...

Страница 23: ...e power is supplied over the Ethernet cable Warning This product must be connected to a Power over Ethernet PoE IEEE 802 3af compliant power source or an IEC60950 compliant limited power source Statement 353 Caution Be careful when handling the access point the bottom plate might be hot The access point supports the following power sources Power module Inline power Cisco Aironet Power Injector AIR...

Страница 24: ...ir space the AIR PWRINJ3 power injector and the power module are not tested to UL 2043 and should not be placed in a building s environmental air space such as above suspended ceilings Anti Theft Features There are three methods of securing the access point Security cable keyhole You can use the security cable slot see Figure 1 3 to secure the access point using a standard security cable like thos...

Страница 25: ...1 5 attaches to the mounting plate and covers the console port Ethernet port power port and the mode button to prevent the installation or removal of the cables or the activation of the mode button The cable security bracket is user removable prior to attaching the mounting plate to a ceiling or wall Figure 1 5 Access Point with Mounting Plate and Cable Security Bracket 1 Mounting plate 3 Access p...

Страница 26: ...a wired LAN or as the central unit in an all wireless network The repeater role requires a specific configuration Root Unit on a Wired LAN An access point connected directly to a wired LAN provides a connection point for wireless users If more than one access point is connected to the LAN users can roam from one area of a facility to another without losing their connection to the network Figure 1 ...

Страница 27: ...between wireless users and the wired LAN by sending packets to either another repeater or to an access point connected to the wired LAN The data is sent through the route that provides the best performance for the client Figure 1 7 shows an access point acting as a repeater Consult the Cisco IOS Software Configuration Guide for Cisco Aironet Access Points for instructions on setting up an access p...

Страница 28: ...eless network an access point acts as a stand alone root unit The access point is not attached to a wired LAN it functions as a hub linking all stations together The access point serves as the focal point for communications increasing the communication range of wireless users Figure 1 8 shows an access point in an all wireless network Figure 1 8 Access Point as Central Unit in All Wireless Network...

Страница 29: ...arnings page 2 2 Unpacking the Access Point page 2 3 Basic Installation Guidelines page 2 3 Before Beginning the Installation page 2 4 Installation Summary page 2 5 Mounting on a Horizontal or Vertical Surface page 2 7 Mounting Below a Suspended Ceiling page 2 8 Mounting Above a Suspended Ceiling page 2 9 Securing the Access Point page 2 17 Attaching the Access Point to the Mounting Plate page 2 1...

Страница 30: ...ny exposed parts of the body especially the face or eyes while transmitting Warnings Translated versions of the following safety warnings are provided in Appendix A Translated Safety Warnings Warning Read the installation instructions before you connect the system to its power source Statement 1004 Warning This product must be connected to a power over ethernet PoE IEEE 802 3af compliant power sou...

Страница 31: ... plate Cable security bracket Two suspended ceiling T rail clips accomodates standard and recessed T rails One security hasp Four 6 x 32 x in flat head Phillips machine screws One 8 x 32 x 3 16 in pan head Phillips machine screw 2 8 plastic wall anchors 2 8 x 32 x 1 in pan head screws Grounding Block TBD Quick Start Guide Cisco Aironet 1240AG Series Access Point Safety Warnings for Cisco Aironet 1...

Страница 32: ...re Access Point Layout and Connectors section on page 2 4 Installation Summary section on page 2 5 Mounting Overview section on page 2 6 Caution Be careful when handling the access point the bottom plate might be hot Access Point Layout and Connectors Figure 2 1 illustrates the 2 4 GHz connector end of the access point Figure 2 1 Access Point 2 4 GHz Connector End 1 2 4 GHz antenna connector Left ...

Страница 33: ...n on page 2 7 Mounting Below a Suspended Ceiling section on page 2 8 Mounting Above a Suspended Ceiling section on page 2 9 Mounting Access Point on a Desktop or Shelf section on page 2 11 Attach the access point to the mounting plate see the Attaching the Access Point to the Mounting Plate section on page 2 16 Secure the access point see the Mounting Below a Suspended Ceiling section on page 2 8 ...

Страница 34: ...in a building s environmental air space such as above suspended ceilings in accordance with Section 300 22 C of the National Electrical Code NEC Caution Only the fiber optic power injector AIR PWRINJ FIB has been tested to UL 2043 for operation in a building s environmental air space no other power injectors or power modules have been tested to UL 2043 and they should not be placed in a building s...

Страница 35: ...o the wall if you are using them Otherwise go to Step 4 Step 4 Secure the mounting plate to the surface using the 8 fasteners Note On a vertical surface mount the plate with the security hasp slot facing down Step 5 Attach the access point to the mounting plate Note You can make your installation more secure by mounting it to a stud or major structural member and using the appropriate fasteners Ta...

Страница 36: ...re you want to mount the access point Step 2 Attach two T rail clips to the suspended ceiling T rail Step 3 Use the mounting plate to adjust the distance between the T rail clips so that they align with the holes in the mounting plate Step 4 Use a standard screwdriver to tighten the T rail clip studs in place on the suspended ceiling T rail Do not overtighten Step 5 Install a plastic spacer on eac...

Страница 37: ...512A and BHC you orient the access point antenna just above the top surface of a standard ceiling tile You may need to modify a thicker tile to allow room for the antenna Caution Only the fiber optic power injector AIR PWRINJ FIB has been tested to UL 2043 for operation in a building s environmental air space no other power injectors or power modules have been tested to UL 2043 and they should not...

Страница 38: ...ge hole on the access point mounting plate Step 2 Place the clip over the T bar box hanger and secure it to the access point mounting plate see Figure 2 7 with the 1 4 20 fastener supplied with the T bar hanger Figure 2 7 Access Point Mounting Plate TBD Note The illustration shows the access point mounting plate mounted perpendicular to the T bar box hanger You can also mount the bracket parallel ...

Страница 39: ...point mounting plate refer to the Attaching the Access Point to the Mounting Plate section Step 9 Connect the Ethernet cables to the access point Step 10 If you need additional security you can secure the access point to a nearby immovable object using a Kensington lock and security cable Step 11 Verify that the access point is operating before replacing the ceiling tile Mounting Access Point on a...

Страница 40: ...le Other inline power switches supporting the IEEE 802 3af inline power standard Note Some older switches and patch panels might not provide enough power to operate the access point At power up if the access point is unable to determine that the power source can supply sufficient power the access point automatically deactivates both radios to prevent an over current condition The access point also...

Страница 41: ...t cause the switch to shut down the port to which the access point is connected If your access point shuts down you must remove all power and reconnect only a single power source Follow these steps to connect the access point to the Ethernet LAN when you have an inline power source Step 1 Connect a Category 5 Ethernet cable to the RJ 45 Ethernet connector labeled Ethernet on the access point see F...

Страница 42: ...AC outlet For information on securing your access point see the Securing the Access Point section on page 2 17 Powering Up the Access Point When power is applied to the access point it begins a routine power up sequence that you can monitor by observing the three LEDs on top of the access point After you observe all three LEDs turning green to indicate the starting of the IOS operating system the ...

Страница 43: ... 2 10 Access Point with Mounting Plate and Cable Security Bracket Removing the Cable Security Bracket The cable security bracket is primarily designed to help prevent someone from using the Mode button to reset the access point to default values or from using the serial console cable to access the access point s CLI interface If this security protection is not considered necessary you can remove t...

Страница 44: ...haped holes on the access point Note The keyhole clips on each side of the mounting plate are offset and can only be positioned in one direction onto the access point Step 3 Insert the mounting plate clips into the keyhole shaped holes on the access point Step 4 Slide the mounting plate towards the 5 GHz end of the access point while exerting slight pressure to force the access point and mounting ...

Страница 45: ...ds described in this guide Follow these steps to install the security cable Step 1 Loop the security cable around a nearby immovable object Step 2 Insert the key into the security cable lock Step 3 Insert the security cable latch into the security cable slot on the access point Step 4 Rotate the key right or left to secure the security cable lock to the access point Step 5 Remove the key Securing ...

Страница 46: ... Security Hasp Step 2 Push the security hasp s padlock flange through the mounting plate s security slot see Figure 2 12 Figure 2 12 Mounting Plate Security Slot TBD Step 3 Place your padlock user supplied through the padlock hole in the security hasp s padlock flange 1 Security hasp 3 Mounting plate 2 Padlock flange and security slot 4 Key slot pin 1 Mounting plate security slot 3 Padlock hole 2 ...

Страница 47: ...l the settings described in this chapter using the CLI but it might be simplest to browse to the access point s web browser interface to complete the initial configuration and then use the CLI to enter additional settings for a more detailed configuration This chapter contains these sections Before You Start page 3 2 Obtaining and Assigning an IP Address page 3 3 Connecting to the Access Point Loc...

Страница 48: ...h as 00164625854c Resetting the Access Point to Default Settings Using the Mode Button If you need to start over during the initial setup process follow these steps to reset the access point to factory default settings using the access point MODE button Step 1 Disconnect power the power jack for external power or the Ethernet cable for in line power from the access point Step 2 Press and hold the ...

Страница 49: ... an IP address continues to send requests indefinitely Obtaining and Assigning an IP Address To browse to the access point s Express Setup page you must either obtain or assign the access point s IP address using one of the following methods Note The access point does not have a default IP address To assign a static IP address to the access point connect to the access point console port see the Co...

Страница 50: ...rial cable from the access point Follow these steps to open the CLI by connecting to the access point console port Step 1 Connect a nine pin female DB 9 to RJ 45 serial cable to the RJ 45 console port on the access point and to the COM port on a computer To connect to the access point console port you should loop the cable as shown in Figure 2 9 Figure 3 1 shows the console port location Figure 3 ...

Страница 51: ...interface is fully compatible with Microsoft Internet Explorer version 6 0 on Windows 98 and 2000 platforms and with Netscape version 7 0 on Windows 98 Windows 2000 and Solaris platforms Note When using the access point browser interface you should disable your browser pop up blocker Step 2 Enter the access point s IP address in the browser address line and press Enter An Enter Network Password pa...

Страница 52: ...nfiguration settings you obtained from your system administrator The configurable settings include Host Name The host name or system name while not an essential setting helps identify the access point on your network The system name displays in the titles of the management system pages Configuration Server Protocol Click on the button that matches the network s method of IP address assignment DHCP...

Страница 53: ...dministrator and select the attributes of the SNMP data also provided by your network administrator Role in Radio Network Click on the button that describes the role of the access point on your network Select Access Point Root if your access point is connected to the wired LAN Select Repeater Non Root if it is not connected to the wired LAN Optimize Radio Network for Use this setting to select eit...

Страница 54: ...structions on configuring the SSID To enable the radio interfaces follow these instructions Step 1 Use your web browser to access your access point Step 2 When the Summary Status page displays click Network Interfaces Radio0 802 11b or Network Interfaces Radio0 802 11g and the radio status page displays Step 3 Click Settings and the radio settings page displays Step 4 Click Enable in the Enable Ra...

Страница 55: ...our access point you must configure security settings to prevent unauthorized access to your network Because it is a radio device the access point can communicate beyond the physical boundaries of your building Just as you use the Express Setup page to assign basic settings you can use the Express Security page to create unique SSIDs and assign one of four security types to them For detail securit...

Страница 56: ...L 7293 01 Chapter 3 Configuring the Access Point for the First Time Configuring Basic Security Settings Configuring Basic Security Settings You can use the Express Security page to create unique SSIDs and assign one of four security types to them Figure 3 4 shows the Express Security page Figure 3 4 Express Security Page ...

Страница 57: ...d ciphers apply to an interface such as the radio and you cannot use more than one encryption setting on an interface For example when you create an SSID with static WEP with VLANs disabled you cannot create additional SSIDs with WPA authentication because they use different encryption settings If you find that the security setting for an SSID conflicts with another SSID you can delete one or more...

Страница 58: ...e the Security SSID Manager page You cannot configure combinations of authentication types on the same SSID for example MAC address authentication and EAP authentication To configure combinations of authentication types use the Security SSID Manager page Note For detailed information about security and security settings refer to the Cisco IOS Software Configuration Guide for Cisco Aironet Access P...

Страница 59: ...AN check box to mark the VLAN as the native VLAN Step 5 Select the security setting for the SSID The settings are listed in order of robustness from No Security to WPA which is the most secure setting If you select Static WEP Key choose the key number and encryption key size and enter the encryption key 10 hexidecimal characters for 40 bit keys or 26 hexidecimal characters for 128 bit keys If you ...

Страница 60: ...ms Accessories Telnet If Telnet is not listed in your Accessories menu choose Start Run type Telnet in the entry field and press Enter Step 2 When the Telnet window displays click Connect and choose Remote System Note In Windows 2000 the Telnet window does not contain drop down menus To start the Telnet session in Windows 2000 type open followed by the access point s IP address Step 3 In the Host ...

Страница 61: ...terface for the First Time page 4 2 Using the Management Pages in the Web Browser Interface page 4 2 Using Online Help page 4 5 The web browser interface contains management pages that you use to change access point settings upgrade firmware and monitor and configure other wireless devices on the network Note The access point web browser interface is fully compatible with Microsoft Internet Explor...

Страница 62: ...ould disable your browser pop up blocker Step 2 Enter the access point s IP address in the browser address line and press Enter An Enter Network Password window displays Step 3 Enter your username in the User Name field The default username is Cisco Step 4 Enter the access point password in the Password field and press Enter The default password is Cisco The access point Summary Status page displa...

Страница 63: ...f the Ethernet and radio interfaces and a list of recent access point activity Express Setup Displays the Express Setup page that is used to quickly configure basic access point settings such as system name IP address SNMP community radio roles and radio activation or deactivation Express Security Displays the Express Security page that is used to quickly setup basic security settings for both rad...

Страница 64: ...ys a summary of wireless services used with CCKM and provides links to WDS configuration pages System Software Displays the version number of the firmware that the access point is running and provides links to configuration pages for upgrading and managing firmware Event Log Displays the access point event log and provides links to configuration pages where you can select events to be included in ...

Страница 65: ...hich you cannot use them Using Online Help Click the help icon at the top of any page in the web browser interface to display online help Figure 4 2 shows the help and print icons Figure 4 2 Print and Help Icons When the help page appears in a new browser window use the Select a Topic drop down menu to display the help index or instructions for common configuration tasks such as configuring VLANs ...

Страница 66: ...D r a ft 1 A C I S CO CO N F I D E N T I A L 4 6 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Chapter 4 Using the Web Browser Interface Using Online Help ...

Страница 67: ...nterface CLI which you can use to configure your access point This chapter contains these sections Cisco IOS Command Modes page 5 2 Getting Help page 5 3 Abbreviating Commands page 5 3 Using no and default Forms of Commands page 5 4 Understanding CLI Messages page 5 4 Using Command History page 5 4 Using Editing Features page 5 6 Searching and Filtering Output of show and more Commands page 5 8 Ac...

Страница 68: ...global interface and line you can make changes to the running configuration If you save the configuration these commands are stored and used when the access point reboots To access the various configuration modes you must start at global configuration mode Table 5 1 describes the main command modes how to access each one the prompt you see in that mode how to exit the mode and how to use the mode ...

Страница 69: ...icate an error Unknown command This example shows how to enter the show configuration privileged EXEC command ap show conf Table 5 2 Help Summary Command Purpose help Obtains a brief description of the help system in any command mode abbreviated command entry Obtains a list of commands that begin with a particular character string For example ap di dir disable disconnect abbreviated command entry ...

Страница 70: ... your access point Using Command History The IOS provides a history or record of commands that you have entered This feature is particularly useful for recalling long or complex commands or entries including access lists You can customize the command history feature to suit your needs as described in these sections Changing the Command History Buffer Size page 5 5 Recalling Commands page 5 5 Disab...

Страница 71: ...n Table 5 4 Disabling the Command History Feature The command history feature is automatically enabled To disable the feature during the current terminal session enter the terminal no history privileged EXEC command To disable command history for the line enter the no history line configuration command Table 5 4 Recalling Commands Action1 1 The arrow keys function only on ANSI compatible terminals...

Страница 72: ...r this command in line configuration mode ap config line no editing Editing Commands with Keystrokes Table 5 5 shows the keystrokes that you need to edit command lines Table 5 5 Editing Commands with Keystrokes Capability Keystroke1 Purpose Move around the command line to make changes or corrections Ctrl B or the left arrow key Move the cursor back one character Ctrl F or the right arrow key Move ...

Страница 73: ... to the end of the command line Ctrl U or Ctrl X Delete all characters from the cursor to the beginning of the command line Ctrl W Delete the word to the left of the cursor Esc D Delete from the cursor to the end of the word Capitalize or lowercase words or capitalize a set of letters Esc C Capitalize at the cursor Esc L Change the word at the cursor to lowercase Esc U Capitalize letters from the ...

Страница 74: ...e software assumes you have a terminal screen that is 80 columns wide If you have a width other than that use the terminal width privileged EXEC command to set the width of your terminal Use line wrapping with the command history feature to recall and modify previous complex command entries For information about recalling previous command entries see the Editing Commands with Keystrokes section on...

Страница 75: ...pen followed by the access point s IP address Step 3 In the Host Name field type the access point s IP address and click Connect Step 4 At the username and password prompts enter your administrator username and password The default username is Cisco and the default password is Cisco The default enable password is also Cisco Usernames and passwords are case sensitive Opening the CLI with Secure She...

Страница 76: ...D r a ft 1 A C I S CO CO N F I D E N T I A L 5 10 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Chapter 5 Using the Command Line Interface Accessing the CLI ...

Страница 77: ...ical Support and Documentation website at the following URL http www cisco com en US products hw wireless tsd_products_support_category_home html Sections in this chapter include Checking the Access Point LEDs page 6 2 Checking Basic Settings page 6 4 Low Power Condition page 6 6 Running the Carrier Busy Test page 6 13 Running the Ping Test page 6 14 Resetting to the Default Configuration page 6 1...

Страница 78: ...Access Point LEDs If your access point is not working properly check the Status Ethernet and Radio LEDs on the 2 4 GHz end of the unit You can use the LED indications to quickly assess the unit s status Figure 6 1 shows the access point LEDs for additional information refer to the Event Log using the access point browser interface Figure 6 1 Access Point LEDs 1 Status LED 3 Radio LED 2 Ethernet LE...

Страница 79: ... status Light green Normal operating condition but no wireless client devices are associated with the unit Blue Normal operating condition at least one wireless client device is associated with the unit Operating status Green Ethernet link is operational Blinking green Transmitting or receiving Ethernet packets Blinking green Transmitting or receiving radio packets Blinking dark blue Software upgr...

Страница 80: ...to send requests indefinitely Boot loader errors Red Red Red DRAM memory test failure Off Red Blinking red and blue Flash file system failure Off Amber Blinking red and blue green Environment variable ENVAR failure Amber Off Blinking red and yellow Bad MAC address Red Off Blinking red and off Ethernet failure during image recovery Amber Amber Blinking red and off Boot environment error Red Amber B...

Страница 81: ...e displays Step 7 Repeat Steps 3 to 5 Step 8 Close your web browser SSID Wireless clients attempting to associate with the access point must use the same SSID as the access point If a client device s SSID does not match the SSID of an access point in radio range the client device will not associate Note In Cisco IOS Release 12 3 4 JA and later there is no default SSID You must configure an SSID be...

Страница 82: ...s are capable of supplying the required power for full operation but some inline power sources are not capable of supplying 12 95 W Also some high power inline power sources might not be able to provide 12 95 W of power to all ports at the same time Note An 802 3af compliant switch Cisco or non Cisco is capable of supplying sufficient power for full operation Note If your access point is connected...

Страница 83: ...o switches are detected in the received CDP ID field When the access point determines that sufficient power is not available for full power operation an error message is logged and the Status LED turns amber to indicate low power mode see the Checking the Access Point LEDs section on page 6 2 and the Inline Power Status Messages section on page 6 7 Tip If your switch is capable of supplying suffic...

Страница 84: ...he access point is operating at full power because it has not received any CDP packets within the timeout period This condition indicates your access point is connected to a non Cisco power source Note To prevent possible over current conditions the power source must be an IEEE 802 3af compliant power source or an IEC60950 compliant limited power source CDP_PD 2 POWER_LOW All radios disabled NEGOT...

Страница 85: ...es not support Intelligent Power Management but should be able to supply sufficient power A power injector is being used to supply sufficient power and the Cisco switch does not support Intelligent Power Management Refer to Table 6 2 for information on when to use this special Cisco IOS command and the corresponding Cisco switch power command Caution If the access point receives power through PoE ...

Страница 86: ... 3 Enter the write memory command to save the setting to the access point memory Step 4 Enter the quit command to exit the terminal session Power injector2 used with a Cisco switch that does not support Intelligent Power Management1 no power inline negotiation prestandard source power inline negotiation injector xxxx xxxx xxxx where xxxx xxxx xxxx is the MAC address of the switch port to which the...

Страница 87: ...ystem Power Settings Caution If the access point receives power through PoE the output current of the power sourcing equipment PSE cannot exceed 400 mA per port The power source must comply with IEEE802 3af or IEC60950 for limited power sources Table 6 3 lists the access point system power settings and the Cisco switch power commands for several power options Table 6 3 Access Point System Power Se...

Страница 88: ...ty c If you are using a non Cisco switch changes to the power settings are not required Power injector2 used with a Cisco switch that supports Intelligent Power Management1 Power Settings Power Negotiation selected Power Injector Installed on Port with MAC Address unchecked power inline never3 Power injector2 used with a Cisco switch that does not support Intelligent Power Management1 Power Settin...

Страница 89: ...refresh your browser page to obtain the latest browser page that indicates your radios are enabled Running the Carrier Busy Test You can use the carrier busy test to determine the least conjested channel for a radio interface 802 11g or 802 11a You should typically run the test several times over several days to obtain the best results and to avoid temporary activity spikes Note The carrier busy t...

Страница 90: ...AC address of an associated wireless device and the Statistics page for that device displays Step 4 Click the Ping Link Test tab and the Ping Link Test page displays Step 5 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 Step 6 If you want t...

Страница 91: ...igured with the factory default values including the IP address set to receive an IP address using DHCP Using the Web Browser Interface Follow these steps 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 Note The access point web browser interface is fully compatible with Microsoft Int...

Страница 92: ... 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 the Status LED turning an amber color 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 Follow these steps t...

Страница 93: ... and download the image to the access point Follow these instructions to use the HTTP interface Step 1 Open your Internet browser Note The access point web browser interface is fully compatible with Microsoft Internet Explorer version 6 0 on Windows 98 and 2000 platforms and with Netscape version 7 0 on Windows 98 Windows 2000 and Solaris platforms Note When using the access point browser interfac...

Страница 94: ...s line and press Enter An Enter Network Password page displays 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 displays Step 5 Click the System Software tab and then click Software Upgrade The HTTP Upgrade page displays Step 6 Click the TFTP Upgrade tab Step 7 Enter the IP address for the TFTP se...

Страница 95: ...ection and click Cisco Aironet 1240AG Series Cisco IOS Software Step 4 Click on the access point image file such as c1240 k9w7 tar 123 4 JA tar Step 5 On the Encryption Authorization Form enter the requested information read the encryption information and check the boxes that apply Step 6 Click Submit Step 7 Read and accept the terms and conditions of the Software License Agreement Step 8 Select t...

Страница 96: ...D r a ft 1 A C I S CO CO N F I D E N T I A L 6 20 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Chapter 6 Troubleshooting Obtaining the TFTP Server Software ...

Страница 97: ... These translated warnings apply to other documents in which they appear in English The following safety warnings appear in this appendix Statement 245B Explosive Device Proximity Warning page A 2 Statement 332 Antenna Installation Warning page A 3 Statement 353 Power Source Warning page A 3 Statement 1001 Work During Lightning Activity Warning page A 5 Statement 1004 Installation Instructions War...

Страница 98: ...sques d explosion sauf si l équipement a été modifié à cet effet Warnung Benutzen Sie Ihr drahtloses Netzwerkgerät nicht in der Nähe ungeschützter Sprengkapseln oder anderer explosiver Stoffe es sei denn Ihr Gerät wurde eigens für diesen Gebrauch modifiziert und bestimmt Avvertenza Non utilizzare la periferica di rete senza fili in prossimità di un detonatore non protetto o di esplosivi a meno che...

Страница 99: ...cht zu überschreiten sollten Antennen mindestens 20 cm entfernt von Personen aufgestellt werden Avvertenza Per conformarsi ai limiti FCC di esposizione a radiofrequenza RF le antenne devono stare ad una distanza minima di 20 cm dal corpo di ogni persona Advarsel I henhold til eksponeringsgrensene for radiofrekvenser RF skal antenner befinne seg på en avstand av minst 20 cm eller mer fra mennesker ...

Страница 100: ... für geringe Leistungen die IEC60950 kompatibel ist Avvertenza Questo prodotto deve essere connesso a una fonte di alimentazione di tipo PoE Power over Ethernet conforme a IEEE 802 3af o a una fonte di alimentazione conforme a IEC60950 Advarsel Dette produktet må være koblet til en Power over Ethernet PoE IEEE 802 3af kompatibel strømkilde eller en IEC60950 kompatibel begrenset strømkilde Aviso Es...

Страница 101: ...distä tai irrota kaapeleita ukkosilmalla Attention Ne pas travailler sur le système ni brancher ou débrancher les câbles pendant un orage Warnung Arbeiten Sie nicht am System und schließen Sie keine Kabel an bzw trennen Sie keine ab wenn es gewittert Avvertenza Non lavorare sul sistema o collegare oppure scollegare i cavi durante un temporale con fulmini Advarsel Utfør aldri arbeid på systemet ell...

Страница 102: ...en järjestelmän yhdistämistä virtalähteeseen Attention Avant de brancher le système sur la source d alimentation consulter les directives d installation Warnung Vor dem Anschließen des Systems an die Stromquelle die Installationsanweisungen lesen Avvertenza Consultare le istruzioni di installazione prima di collegare il sistema all alimentatore Advarsel Les installasjonsinstruksjonene før systemet...

Страница 103: ...nal du dispositif de protection n est pas supérieur à 20A Warnung Dieses Produkt ist darauf angewiesen dass im Gebäude ein Kurzschluss bzw Überstromschutz installiert ist Stellen Sie sicher dass der Nennwert der Schutzvorrichtung nicht mehr als 20A beträgt Avvertenza Questo prodotto dipende dall impianto dell edificio per quanto riguarda la protezione contro cortocircuiti sovracorrente Assicurarsi...

Страница 104: ... A C I S CO CO N F I D E N T I A L A 8 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Appendix A Translated Safety Warnings Statement 1005 Circuit Breaker 20A Warning 20A 20A 20A ...

Страница 105: ...rations of conformity and regulatory information for the Cisco Aironet 1240AG Series Access Points This appendix contains the following sections Manufacturers Federal Communication Commission Declaration of Conformity Statement Department of Communications Canada European Community Switzerland Norway Iceland and Liechtenstein Declaration of Conformity for RF Exposure Guidelines for Operating Cisco...

Страница 106: ... protection against harmful interference when the equipment is operated in a residential environment This equipment generates uses and radiates radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference However there is no guarantee that interference will not occur If this equipment does cause interference to radio or television receptio...

Страница 107: ...lasse B respecte les exigences du Reglement sur le material broilleur du Canada This device complies with Class B Limits of Industry Canada Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation Cisco Aironet 2 4 GHz Access Points are cert...

Страница 108: ...v og andre relevante bestemmelser i Directiv 1999 5 EF Español Este equipo cumple con los requisitos esenciales asi como con otras disposiciones de la Directive 1999 5 EC Έλληνας Αυτός ο εξοπλισµός συµµορφώνεται µε τις ουσιώδεις απαιτήσεις και τις λοιπές διατάξεις της Οδηγίας 1999 5 EΚ Français Cet appareil est conforme aux exigencies essentialles et aux autres dispositions pertinantes de la Direc...

Страница 109: ...4 addressing RF Exposure from radio frequency devices as defined in Evaluating Compliance with FCC Guidelines for Human Exposure to Radio Frequency Electromagnetic Fields The equipment shoud be installed more than 20 cm 7 9 in from your body or nearby persons The access point must be installed to maintain a minimum 20 cm 7 9 in co located separation distance from other FCC approved indoor outdoor ...

Страница 110: ...cy bandwidth as industrial scientific and medical devices such as microwave ovens and mobile object identification RF ID systems licensed premises radio stations and unlicensed specified low power radio stations used in factory production lines 1 Before using this equipment make sure that no premises radio stations or specified low power radio stations of RF ID are used in the vicinity 2 If this e...

Страница 111: ...gulatory Information Declaration of Conformity Statements Declaration of Conformity Statements All the Declaration of Conformity statements related to this product can be found at the following URL http www ciscofax com Declaration of Conformity Statements for European Union Countries The Declaration of Conformity statement for the European Union countries is listed below ...

Страница 112: ...I D E N T I A L B 8 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Appendix B Declarations of Conformity and Regulatory Information Declaration of Conformity Statements for European Union Countries ...

Страница 113: ... serial console port connections RJ 45 connector for 10BASE T or 100BASE T Ethernet connections power connector for plug in 48VDC AC power module right RP TNC antenna connector 5 GHz end panel left to right Left RP TNC antenna connector right RP TNC antenna connector Input Voltage 48 VDC nominal Input Power TBD W typical 12 W maximum Operating Temperature Base unit 4 to 122o F 20 to 50o C 1240AG s...

Страница 114: ...bps Data rates 1 2 5 5 and 11 Mbps 6 9 12 18 24 36 48 and 54 Mbps Typical indoor range 450 ft at 1 Mbps 360 ft at 11 Mbps 400 ft at 6 Mbps 100 ft at 54 Mbps 325 ft at 6 Mbps 80 ft at 54 Mbps Compliance The 1240 series access point complies with UL 2043 for products installed in a building s environmental air handling spaces such as above suspended ceilings Caution Only the fiber optic power inject...

Страница 115: ...x C Access Point Specifications EMI and Susceptibility FCC Part 15 107 and 15 109 Class B ICES 003 Class B Canada EN 55022 B AS NZS 3548 Class B VCCI Class B EN 301 489 1 EN 301 489 17 RF Exposure OET 65C RSS 102 ANSI C95 1 Table C 1 Access Point Specifications continued Category 802 11G Radio Specifications 802 11A Radio Specifications ...

Страница 116: ...D r a ft 1 A C I S CO CO N F I D E N T I A L C 4 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 Appendix C Access Point Specifications ...

Страница 117: ...tion Guide OL 7293 01 A P P E N D I X D Channels and Power Levels This appendix lists the IEEE 802 11b g 2 4 GHz and the IEEE 802 11a 5 GHz channels and maximum power levels supported by the world s regulatory domains The following topic is covered in this appendix Channels and Maximum Power Levels page D 2 ...

Страница 118: ... up to 10 dBi Antennas Channel Identifier Center Frequency MHz Maximum Conducted Power Levels dBm in the Regulatory Domains Americas A China1 C 1 Indicates the power level settings shipped from the factory You might need to reset the maximum power levels used with your external antenna see Table D 4 EMEA1 E Japan J Japan P CCK OFDM CCK OFDM CCK OFDM CCK OFDM CCK OFDM 1 2412 20 17 17 17 17 17 14 14...

Страница 119: ...Levels dBm in the Regulatory Domains South Korea1 K 1 Indicates the power level settings shipped from the factory You might need to reset the maximum power levels used with your external antenna see Table D 4 North America N Singapore1 S Taiwan T Israel1 I CCK OFDM CCK OFDM CCK OFDM CCK OFDM CCK OFDM 1 2412 17 17 20 17 17 17 20 17 2 2417 17 17 20 17 17 17 20 17 3 2422 17 17 20 17 17 17 20 17 4 242...

Страница 120: ...You might need to reset the maximum power levels used with your external antennas see Table D 5 Japan J Japan P South Korea K North America N Singapore S Taiwan T Israel1 I UNII 1 5150 5250 MHz 34 5170 11 36 5180 11 17 11 15 11 14 17 38 5190 11 40 5200 11 17 11 15 11 14 17 42 5210 11 44 5220 11 17 11 15 11 14 17 46 5230 11 48 5240 11 17 11 15 11 14 17 5250 to 5350 MHz 52 5260 17 17 8 17 17 11 17 5...

Страница 121: ... antennas you must manually set the access point output power level as shown in Table D 4 Table D 4 Maximum Power Levels for the 802 11b g Radio in the C E K I and S Regulatory Domains Channel Identifier Center Frequency MHz Maximum Power Levels dBm 2 2 dBi Antenna 5 2 dBi Antenna 6 0 dBi Antenna 6 5dBi Antenna 9 0 dBi Antenna 10 dBi Antenna 1 2412 17 14 14 11 11 8 2 2417 17 14 14 11 11 8 3 2422 1...

Страница 122: ... Domains Channel Identifier Center Frequency MHz Maximum Power Levels dBm 3 5 dBi Antenna 4 5 dBi Antenna 6 0 dBi Antenna 7 0 dBi Antenna 9 5 dBi Antenna UNII 1 5150 5250 MHz 34 5170 36 5180 17 17 15 15 11 38 5190 40 5200 17 17 15 15 11 42 5210 44 5220 17 17 15 15 11 46 5230 48 5240 17 17 15 15 11 5250 to 5350 MHz 52 5260 17 17 15 15 11 56 5280 17 17 15 15 11 60 5300 17 17 15 15 11 64 5320 17 17 1...

Страница 123: ...e Installation Guide OL 7293 01 A P P E N D I X E Console Cable Pinouts This appendix identifies the pinouts for the serial console cable that connects to the access point s serial console port The appendix contains the following sections Overview page E 2 Console Port Signals and Pinouts page E 2 ...

Страница 124: ...oint s console port to the COM port of your PC running a terminal emulation program Note Both the Ethernet and console ports use RJ 45 connectors Be careful to avoid accidently connecting the serial cable to the Ethernet port connector Note After completing your configuration changes you must remove the serial console cable from the access point Table 1 lists the signals and pinouts for the consol...

Страница 125: ...al layer specifications for 6 9 12 18 24 36 48 and 54 Mbps wireless LANs operating in the 2 4 GHz frequency band A access point A wireless LAN data transceiver that uses radio waves to connect a wired network with wireless stations ad hoc network A wireless network composed of stations without Access Points antenna gain The gain of an antenna is a measure of the antenna s ability to direct or focu...

Страница 126: ...ell depends upon the speed of the transmission the type of antenna used and the physical environment as well as other factors client A radio device that uses the services of an Access Point to communicate wirelessly with other devices on a local area network CSMA Carrier sense multiple access A wireless LAN media access method specified by the IEEE 802 11 specification D data rates The range of da...

Страница 127: ...hernet The most widely used wired local area network Ethernet uses carrier sense multiple access CSMA to allow computers to share a network and operates at 10 100 or 1000 Mbps depending on the physical layer used F file server A repository for files so that a local area network can share files mail and programs firmware Software that is programmed on a memory chip G gateway A device that connects ...

Страница 128: ...echniques for combining user information with a transmitter s carrier signal multipath The echoes created as a radio signal bounces off of physical objects multicast packet A single data message packet sent to multiple addresses O omni directional This typically refers to a primarily circular antenna radiation pattern OFDM Orthogonal frequency division multiplex is a modulation technique used by I...

Страница 129: ...os S spread spectrum A radio transmission technology that spreads the user information over a much wider bandwidth than otherwise required in order to gain benefits such as improved interference tolerance and unlicensed operation SSID Service set identifier also referred to as Radio Network Name A unique identifier used to identify a radio network and which stations must use to be able to communic...

Страница 130: ... that of a cable WLSE Wireless LAN Solutions Engine The WLSE is a specialized appliance for managing Cisco Aironet wireless LAN infrastructures It centrally identifies and configures access points in customer defined groups and reports on throughput and client associations WLSE s centralized management capabilities are further enhanced with an integrated template based configuration tool for added...

Страница 131: ... size 5 5 described 5 4 disabling 5 5 recalling commands 5 5 no and default forms of commands 5 4 terminal emulator settings 3 4 command line interface See CLI command modes 5 2 commands abbreviating 5 3 no and default 5 4 connectors C 1 C 2 console port E 2 D data rates C 2 declarations of conformity B 1 default configuration resetting 6 14 default commands 5 4 E editing features enabling and dis...

Страница 132: ...ey features 1 2 M management options CLI 5 1 Mode button 6 16 modulation C 2 N no commands 5 4 O OK button 4 4 operating temperature C 1 P package contents 2 3 password reset 6 14 pinouts serial cable E 2 power connecting 2 12 input C 1 output C 1 power level maximum D 2 privileged EXEC mode 5 2 R range radio C 2 regulatory domains D 2 D 3 D 4 D 5 D 6 regulatory information B 1 reloading access po...

Страница 133: ...allation Guide OL 7293 01 terminal emulator 3 4 TFTP server 6 16 troubleshooting 6 1 U unpacking 2 3 user EXEC mode 5 2 V voltage range C 1 W warnings 2 2 A 1 Web based interface common buttons 4 3 compatible browsers 4 1 web site Cisco Software Center 6 19 weight C 1 WEP key 6 5 Wi Fi Protected Access WPA 3 12 ...

Страница 134: ...D r a ft 1 A C I S CO CO N F I D E N T I A L Index IN 4 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 7293 01 ...

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