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C H A P T E R

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Cisco Aironet 1240AG Series Access Point Hardware Installation Guide

OL-8371-05

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Troubleshooting 1240AG Series Autonomous
Access Points

This chapter provides troubleshooting procedures for basic problems with the 1240AG series
autonomous access point (AIR-AP1242AG or AIR-AP1242G). 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 Lightweight Access Point LEDs, page 3-2

•

Checking Basic Settings, page 3-3

•

Low Power Condition, page 3-5

•

Running the Carrier Busy Test, page 3-13

•

Running the Ping Test, page 3-14

•

Resetting to the Default Configuration, page 3-14

•

Reloading the Access Point Image, page 3-16

•

Obtaining the Access Point Image File, page 3-19

•

Obtaining the TFTP Server Software, page 3-20

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Содержание 1242AG - Aironet - Wireless Access Point

Страница 1: ...ms Inc 170 West Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 527 0883 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide April 2007 Text Part Number OL 8371 05 ...

Страница 2: ...ne 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 circuits controlled by different circuit breakers or fuses Modifications to this product not authorized by Cisco Systems Inc co...

Страница 3: ...s 1 2 Guidelines for Using Cisco Aironet Lightweight Access Points 1 2 Hardware Features 1 3 Single or Dual Radio Operation 1 5 Antennas Supported 1 5 Ethernet Port 1 5 Console Port 1 5 LEDs 1 6 Power Sources 1 6 UL 2043 Certification 1 7 Anti Theft Features 1 7 Network Examples with Autonomous Access Points 1 8 Root Access Point on a Wired LAN 1 9 Repeater Unit that Extends Wireless Range 1 10 Ce...

Страница 4: ...nded Ceiling 2 11 Mounting Access Point on a Desktop or Shelf 2 14 Cable Security Bracket 2 14 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 2 17 Securing the Access Point to the Mounting Plate 2 18 Connecting the Ethernet and Power Cables 2 20 Connecting to an Ethernet Network with an Inline Pow...

Страница 5: ...A P T E R 4 Troubleshooting 1240AG Series Lightweight Access Points 4 1 Guidelines for Using Cisco Aironet Lightweight Access Points 4 2 Using DHCP Option 43 4 2 Checking the Lightweight Access Point LEDs 4 3 Low Power Condition for Lightweight Access Points 4 5 Intelligent Power Management 4 5 Configuring Power Using Controller CLI Commands 4 6 Manually Configuring Controller Information Using th...

Страница 6: ... 8 English Translation B 8 Administrative Rules for Cisco Aironet Access Points in Taiwan B 9 Access Points with IEEE 802 11a Radios B 9 Chinese Translation B 9 English Translation B 9 All Access Points B 10 Chinese Translation B 10 English Translation B 10 Declaration of Conformity Statements B 11 Declaration of Conformity Statements for European Union Countries B 11 A P P E N D I X C Access Poin...

Страница 7: ...Contents vii Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 G L O S S A R Y I N D E X ...

Страница 8: ...Contents viii Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 ...

Страница 9: ...o IOS Command Reference for Cisco Aironet Access Points and Bridges for this release For information about the standard Cisco IOS Release 12 3 commands refer to the Cisco IOS documentation set available from the Cisco com home page at Technical Support Documentation On the Technical Support Documentation home page click Cisco IOS Software Cisco IOS Software Releases 12 3 Mainline For information a...

Страница 10: ...F Priming Lightweight Access Points Prior to Deployment describes the procedure to prime access points with controller information Appendix G Configuring DHCP Option 43 for Lightweight Access Points describes the procedure to configure DHCP Option 43 for lightweight access points Conventions This publication uses these conventions to convey instructions and information Command descriptions use the...

Страница 11: ...vez 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 Traduction des avis de sé...

Страница 12: ...lers listed under Wireless LAN Controllers 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 possíveis acidentes Para ver as traduções dos avisos que constam desta publicaç...

Страница 13: ...mber Label The access point serial number label contains the following information Model number such as AIR AP1242AG A k9 or AIR LAP1242AG A 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 Technical Assistanc...

Страница 14: ... Support and Security Guidelines For information on obtaining documentation obtaining support providing documentation feedback security guidelines and also recommended aliases and general Cisco documents see the monthly What s New in Cisco Product Documentation which also lists all new and revised Cisco technical documentation at http www cisco com en US docs general whatsnew whatsnew html ...

Страница 15: ... product operating as a bridge Autonomous Access Points Cisco Aironet 1240AG Series Access Point AIR AP1242AG or AIR AP1242G provides a secure affordable and easy to use wireless LAN solution that combines mobility and flexibility with the enterprise class features required by networking professionals With a management system based on Cisco IOS software the 1240AG series is a Wi Fi certified wirel...

Страница 16: ...sms and then sends it an LWAPP join request The controller sends the lightweight access point an LWAPP join response allowing the access point to join the controller When the access point is joined the access point downloads its software if the versions on the access point and controller do not match After an access point joins a controller you can reassign it to any controller on your network LWA...

Страница 17: ... hardware features of the access point include Dual radio operation see page 1 5 Ethernet port see page 1 5 Console port see page 1 6 LEDs see page 1 6 Multiple power sources see page 1 6 UL 2043 certification see page 1 7 Anti theft features see page 1 7 Refer to Appendix C Access Point Specifications for a list of access point specifications Figure 1 1 shows the access point with antennas Figure...

Страница 18: ... 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 STATUS RADIO ETHERNET MODE CONSOLE ETHERNET 48VDC 2 4 GHz RIGHT PRIMARY 2 4 GHz LEFT 135435 6 7 8 9 1 5 4 3 2 1 5 GHz antenna connector left 3 Security key s...

Страница 19: ... the access point to your 10BASE T or 100BASE T Ethernet LAN The access point can 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 xiii Table 1 1 Supported Antennas 2 4 GHz Antennas Gain dBi 5 GHz Antennas Gain dB...

Страница 20: ...LEDs The Status LED provides general operating status and error indications The Ethernet LED signals Ethernet traffic on the wired Ethernet LAN and provides Ethernet error indications The Radio LED signals that wireless packets are being transmitted or received over the radio interface and provides radio error indications Power Sources The access point can receive power from an external power modu...

Страница 21: ... 22 c of the NEC and with Sections 2 128 12 010 3 and 12 100 of the Canadian Electrical Code Part 1 C22 1 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 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 abo...

Страница 22: ...etwork configurations The autonomous access point s default configuration is as a root unit connected to a wired LAN or as the central unit in an all wireless network The autonomous 1240AG series access point supports these operating wireless modes Root access point Connected to a wired LAN and supports wireless clients Repeater access point Not connected to a wired LAN associates to a root access...

Страница 23: ... than one autonomous 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 As users move out of range of one access point they automatically connect to the network associate through another access point The roaming process is seamless and transparent to the user Figure 1 6 shows access points acting as root units o...

Страница 24: ...ffic 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 autonomous access point acting as a repeater Consult the Cisco IOS Software Configuration Guide for Cisco Aironet Access Points for instructions on settin...

Страница 25: ...ether The access point serves as the focal point for communications increasing the communication range of wireless users Figure 1 8 shows an autonomous access point in an all wireless network Figure 1 8 Access Point as Central Unit in All Wireless Network Bridge Network with Wireless Clients The access point supports root bridge and non root bridge roles used to interconnect a remote LAN to the ma...

Страница 26: ... a root bridge and the other bridge is classified as a non root bridge Figure 1 10 Point to Point Bridge Configuration Workgroup Bridge Network The access point supports a workgroup bridge role to interconnect remote Ethernet workstations to the main LAN The workgroup bridge can communicate with an access point see Figure 1 11 or with a bridge see Figure 1 12 Figure 1 11 Workgroup Bridge Communica...

Страница 27: ...eration Lightweight access points and controllers in Layer 3 configurations use IP addresses and UDP packets which can be routed through large networks Layer 3 operation is scalable and recommended by Cisco This section illustrates a typical wireless network configuration containing lightweight access points and a Cisco Wireless LAN Controller see Figure 1 13 Figure 1 13 Typical Lightweight Access...

Страница 28: ...1 14 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Chapter 1 Overview Network Example with Lightweight Access Points ...

Страница 29: ...ines page 2 4 Controller Discovery Process for Lightweight Access Points page 2 4 Mounting Overview page 2 7 Mounting on a Horizontal or Vertical Surface page 2 9 Mounting Below a Suspended Ceiling page 2 10 Mounting Above a Suspended Ceiling page 2 11 Mounting Access Point on a Desktop or Shelf page 2 14 Cable Security Bracket page 2 14 Attaching the Access Point to the Mounting Plate page 2 16 S...

Страница 30: ...ed versions of the following safety warnings are provided in Appendix A Translated Safety Warnings Warning This warning symbol means danger You are in a situation that could cause bodily injury Before you work on any equipment be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents Use the statement number provided at the end of e...

Страница 31: ... any item is damaged or missing notify your authorized Cisco sales representative Package Contents Each access point package contains the following items Cisco Aironet 1240AG Series Access Point or Cisco Aironet 1240AG Series Lightweight Access Point Cisco Aironet 1240AG Series Power Module universal power module optional Mounting hardware kit One mounting plate with cable security bracket Two sus...

Страница 32: ...for Lightweight Access Points The lightweight access point supports these controller discovery processes DHCP server discovery Uses DHCP Option 43 to provide controller IP addresses to the access points Cisco switches support a DHCP server option For additional information refer to the Configuring DHCP Option 43 for Lightweight Access Points section on page G 1 DNS server discovery The access poin...

Страница 33: ... locations on the access point location maps or floor plans to your network planner or manager The network operators can use the MAC address and location information to create maps for precise wireless system management b Attach your access point to the mounting plate see the Attaching the Access Point to the Mounting Plate section on page 2 16 c Mount the access point at the indicated destination...

Страница 34: ... illustrates the 2 4 GHz connector end of the access point Figure 2 1 Access Point 2 4 GHz Connector End Figure 2 2 illustrates the 5 GHz connector end of the access point Figure 2 2 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...

Страница 35: ...re Because it is detachable you can use the mounting plate as a template to mark the positions of the mounting holes for your installation You then install the mounting plate and attach the access point when you are ready Refer to Figure 2 3 to locate the various mounting holes for the method you intend to use Figure 2 3 Mounting Plate Caution Only the fiber optic power injector AIR PWRINJ FIB has...

Страница 36: ...ace in accordance with Section 300 22 C of the National Electrical Code NEC A mounting hardware kit is provided that contains the hardware and fasteners necessary to mount the access point Refer to the Table 2 1 to identify the materials you need to mount your access point then go to the section containing the specific mounting procedure Table 2 1 Material Needed to Mount Access Point Mounting Met...

Страница 37: ...e cable security bracket on the bottom Step 2 Drill one of the following sized holes at the locations you marked 3 16 in 4 7 mm if you are using wall anchors 1 8 in 6 3 mm if you are not using wall anchors Step 3 Install the anchors into 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 p...

Страница 38: ...ng Below a Suspended Ceiling Note To comply with NEC code a 10 24 grounding lug is provided on the mounting plate You should review Figure 2 4 before beginning the mounting process Figure 2 4 T Rail Mounting Parts 1 Suspended ceiling T rail 4 mounting plate 2 T rail clips 5 Keps nut contains an attached lock washer 3 Plastic spacer used with recessed ceiling tiles ...

Страница 39: ...ing T rail Step 6 Attach the mounting plate to the T rail clip studs and start a Keps nut on each stud Step 7 Use a wrench or pliers to tighten the Keps nuts Do not overtighten Step 8 To attach the access point to the mounting plate see the Attaching the Access Point to the Mounting Plate section on page 2 16 Step 9 If you need additional security refer to the Securing the Access Point section on ...

Страница 40: ...ector 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 environmental air space such as above suspended ceilings 1 Suspended ceiling T rail 4 T bar box hanger 2 T rail clip 5 Bracket mounting clip 3 Height adjustment screw 135583 STATU S ...

Страница 41: ...t above a suspended ceiling Step 1 Insert the bracket mounting clip s tab into the large 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 Note The illustration shows the access point mounting plate moun...

Страница 42: ...ion on page 2 16 Step 9 If you need additional security see the Securing the Access Point section on page 2 17 for additional information Step 10 Verify the access point is operating before replacing the ceiling tile see the Powering Up the Access Point section on page 2 22 Mounting Access Point on a Desktop or Shelf When placing the access point on a desktop of shelf the use of the mounting plate...

Страница 43: ...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 or from removing the Ethernet cable If this security protection is not considered necessary you can remove the cable security bracket Figure 2 9 Cable Security Bracket Screws 1 Mounting plate 3 Access point 2 Cable security bracket 135496 2 4 GHz RIGHT...

Страница 44: ...ccess point is connected to Ethernet in line power do not connect the local power module to the access point Using two power sources on the access point might cause the access point to shut down to protect internal components and might 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 ...

Страница 45: ... the access point is connected If your access point shuts down you must remove all power and reconnect only a single power source Securing the Access Point There are two ways to secure your access point Using a security cable Securing the access point to the mounting plate Using a Security Cable You can secure the access point by installing a standard security cable such as the Kensington Notebook...

Страница 46: ...Master Lock models 120T or 121T To install the security hasp follow these steps Step 1 Insert the security hasp s key pin see Figure 2 10 into the key slot on the access point see Figure 2 2 and rotate counterclockwise towards the mounting plate Figure 2 10 Security Hasp Step 2 Push the security hasp s padlock flange through the mounting plate s security slot 1 Key pin 4 Padlock 2 Security hasp 5 ...

Страница 47: ...lock hole in the security hasp s padlock flange see Figure 2 11 Figure 2 11 Security Hasp and Padlock Step 4 Push the padlock into the recessed opening between the access point and the mounting plate Note When attaching the mounting plate to a vertical surface place the security cable bracket end of the mounting plate on the bottom 1 Security hasp 2 Pad lock 135442 2 4 GHz RIGHT PRIMARY 2 4 GHz LE...

Страница 48: ... power options Option 1 Switches with sufficient inline power An inline power capable switch such as the Cisco Catalyst 3550 PWR XL 3560 48PS 3750 48PS 4500 with 802 3AF PoE module or the 6500 with 802 3AF PoE module Other inline power switches supporting the IEEE 802 3af inline power standard Option 2 Switches without sufficient inline power can use the power injector Cisco Aironet Power Injector...

Страница 49: ...line power do not connect the power module to the access point Using two power sources on the access point might cause the access point to shut down to protect internal components and might 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...

Страница 50: ... power module into an approved 100 to 240 VAC 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 the end of the access point After you observe all three LEDs turning green to indicat...

Страница 51: ...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 Lightweight Access Point LEDs page 3 2 Checking Basic Settings page 3 3 Low Power Condition page 3 5 Running the Carrier Busy Test page 3 13 Running the Ping Test page 3 14 Resetting to the ...

Страница 52: ...LED 2 Radio LED STATUS RADIO ETHERNET MODE CONSOLE ETHERNET 48VDC 2 4 GHz RIGHT PRIMARY 2 4 GHz LEFT 135497 3 2 1 Table 3 1 LED Signals Message type Ethernet LED Radio LED Status LED Meaning Boot loader status Green Green Green DRAM memory test ok Off Blinking green Blue green Initialize Flash file system Off Green Pink Flash memory test ok Green Off Dark blue Ethernet test ok Green Green Green St...

Страница 53: ...covery in progress and Mode button is released 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 ...

Страница 54: ...Cisco Aironet Access Points for instructions 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 At the prompts 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 When the Summary Status page displ...

Страница 55: ...ote The access point MAC address that displays on the Status page in the Aironet Client Utility ACU is the MAC address for the access point radio The MAC address for the access point Ethernet port is printed on the label on the back of the access point Low Power Condition Warning This product must be connected to a Power over Ethernet PoE IEEE 802 3af compliant power source or an IEC60950 complian...

Страница 56: ...p avoid an over current condition with low power sources and to optimize power usage on Cisco switches Cisco developed Intelligent Power Management which uses Cisco Discovery Protocol CDP to allow powered devices such as your access point to negotiate with a Cisco switch for sufficient power The access point supports Intelligent Power Management and as a result of the power negotiations the access...

Страница 57: ...ndicates the access point is operating at full power because it is connected to a Cisco switch that supports Intelligent Power Management and the switch has been configured with the power inline never command CDP_PD 4 POWER_OK Full power INJECTOR_CONFIGURED_ON_CURRENT_PORT inline power source This message indicates the access point is operating at full power because it has been configured to expec...

Страница 58: ...and power inline negotiation injector installed CDP_PD 2 POWER_LOW All radios disabled LOW_POWER_CLASSIC_INJECTOR_ CONFIGURED_ON_ANOTHER_PORT platform name MAC address This message indicates the access point is in low power mode with all radios disabled and has detected a CDP device that is unable to supply sufficient power to the access point A power injector has been configured but it is for ano...

Страница 59: ...llowing Cisco IOS CLI command no power inline negotiation prestandard source injector installed override H H H prestandard source indicates the Cisco switch does not support Intelligent Power Management injector installed indicates a power injector is installed on the current switch port injector override indicates a power injector is installed and the access point is configured to override the in...

Страница 60: ...sing Cisco IOS Commands Power Source Cisco IOS Commands Access Point Cisco Switch AC power module None required power inline never Cisco switch that supports Intelligent Power Management1 1 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 availabl...

Страница 61: ...rface you should disable your browser pop up blocker Figure 3 2 shows the system power setting options and indicates the power status of the access point Figure 3 2 System 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 pow...

Страница 62: ...are using a non Cisco switch changes to the power settings are not required Cisco switch that does not support Intelligent Power Management1 Power Settings Pre standard Compatibility selected Power Injector Installed on Port with MAC Address unchecked power inline auto Power injector2 used with a Cisco switch that supports Intelligent Power Management1 Power Settings Power Negotiation selected Pow...

Страница 63: ...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 test is primarily used for single access points or bridge environments For sites with multip...

Страница 64: ...ve 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 a Enter the number of packets in the Number of Packets fiel...

Страница 65: ...ault 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 Internet Explorer version 6 0 ...

Страница 66: ...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 to r...

Страница 67: ...he 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 interface you should disable your br...

Страница 68: ...nter Network Password page displays Step 3 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 The Summary Status page displays Step 4 Click the System Software tab and then click Software Upgrade The HTTP Upgrade page displays Step 5 Click the TFTP Upgrade tab Step 6 Enter the IP a...

Страница 69: ... IOS release desired such as 12 3 8 JA Step 7 Click WIRELESS LAN for your access point image file such as c1240 k9w7 tar 123 8 JA tar Step 8 On the Enter Network Password window enter your Cisco com username and password and click OK Step 9 On the Security Information window click Yes to display non secure items Step 10 On the Encryption Software Export Authorization page read the information and ...

Страница 70: ...t on a computer Figure 3 3 shows the console port location Figure 3 3 Console Port Location Note The Cisco part number for the DB 9 to RJ 45 serial cable is AIR CONCAB1200 Browse to http www cisco com go marketplace to order a serial cable Step 2 Set up a terminal emulator on your PC to communicate with the access point Use the following settings for the terminal emulator connection 9600 baud 8 da...

Страница 71: ...efer 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 Guidelines for Using Cisco Aironet Lightweight Access Points page 4 2 Checking the Lightweight Access Point LEDs page 4 3 Low Power Condition for Lightweight Access Points page 4 5 Manually Configur...

Страница 72: ...unicate with WDS devices However the controller provides functionality equivalent to WDS when the access point associates to it The access points support eight Basic Service Set Identifiers BSSIDs per radio and a total of eight wireless LANs per access point When an access point associates to a controller only wireless LANs with IDs 1 through 8 are pushed to the access point The access points do n...

Страница 73: ...TATUS RADIO ETHERNET MODE CONSOLE ETHERNET 48VDC 2 4 GHz RIGHT PRIMARY 2 4 GHz LEFT 135497 3 2 1 Table 4 1 LED Signals Message type Ethernet LED Radio LED Status LED Meaning Boot loader status Green Green Green DRAM memory test ok Off Blinking green Blue green Initialize Flash file system Off Green Pink Flash memory test ok Green Off Dark blue Ethernet test ok Green Green Green Starting Cisco IOS ...

Страница 74: ...ge recovery Amber Amber Blinking red and off Boot environment error Red Amber Blinking red and off No Cisco IOS image file Amber Amber Blinking red and off Boot failure Cisco IOS errors Blinking amber Transmit or receive Ethernet errors Blinking amber Maximum retries or buffer full occurred on the radio Red Red Amber Software failure try disconnecting and reconnecting unit power Amber General warn...

Страница 75: ...connected to in line power do not connect the power module to the access point Using two power sources on the access point might cause the access point to shut down to protect internal components and might 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 On power up the a...

Страница 76: ...ch is capable of supplying sufficient power for full operation but the access point remains in low power mode your access point or your switch or both might be misconfigured see Table 4 2 If your inline power source is not able to supply sufficient power for full operation you should consider these options see Table 4 2 Upgrade to a higher powered switch Use a Cisco Aironet power injector on the s...

Страница 77: ... to connect to the console port see the Connecting to the Access Point Locally section on page 4 11 Note The CLI commands in this section can be used only on an access point that is not associated to a controller Table 4 2 Using CLI Power Commands Power Source CLI Commands Cisco Wireless LAN Controller Cisco Switch AC power module None required power inline never Cisco switch that supports Intelli...

Страница 78: ...ddress AP lwapp controller ip address IP address AP lwapp ap hostname name Where name is the access point name on the controller Note The default out of box Enable password is Cisco Clearing Manually Entered Controller Information When you move your access point to a different location in your network you must clear the manually entered controller information to allow your access point to associat...

Страница 79: ...7 JA tar c access point name is the name that identifies the access point on the ocntroller Step 2 Wait until the access point reboots as indicated by all LEDs turning green followed by the Status LED blinking green Step 3 After the access point reboots reconfigure it using the access point GUI or the CLI Using the MODE Button to Return the Access Point to Autonomous Mode Follow these steps to ret...

Страница 80: ...ered user You can register from the main Cisco com web page at this URL http cisco com Step 1 Use your Internet browser to access the Cisco Software Center at the following URL http tools cisco com support downloads pub MDFTree x butype wireless Step 2 Click Wireless LAN Access Aironet Access Points Cisco Aironet 1240AG Series Cisco Aironet 1240AG Access Point The Enter Password window appears Ste...

Страница 81: ...ernet browser Connecting to the Access Point Locally If you need to configure the access point locally without connecting the access point to a wired LAN you can connect a PC to its console port using a DB 9 to RJ 45 serial cable Caution Be careful when handling the access point the bottom plate might be hot Note After completing your configuration changes you must remove the serial cable from the...

Страница 82: ...ator connection 9600 baud 8 data bits no parity 1 stop bit and no flow control Step 3 At the prompts enter the administrator username and password The default username is Cisco and the default password is Cisco The username and password are case sensitive Obtaining the TFTP Server Software You can download TFTP server software from several web sites Cisco recommends the shareware TFTP utility avai...

Страница 83: ... available on Cisco com To browse to the document on Cisco com follow these steps Step 1 Click this link to the Cisco Wireless documentation home page http www cisco com en US products hw wireless tsd_products_support_category_home html Step 2 Click Cisco Aironet 1240AG Series listed under Access Points Step 3 Click Install and Upgrade Guides Step 4 Click Safety Warnings for Cisco Aironet 1000 110...

Страница 84: ...A 2 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Appendix A Translated Safety Warnings ...

Страница 85: ... Commission Declaration of Conformity Statement page B 2 VCCI Statement for Japan page B 3 Industry Canada page B 4 European Community Switzerland Norway Iceland and Liechtenstein page B 4 Declaration of Conformity for RF Exposure page B 7 Guidelines for Operating Cisco Aironet Access Points in Japan page B 8 Administrative Rules for Cisco Aironet Access Points in Taiwan page B 9 Operation of Cisc...

Страница 86: ...equipment has been tested and found to comply with the limits of a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable 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 instru...

Страница 87: ... user s authority to operate this device Caution Within the 5 15 to 5 25 GHz band 5 GHz radio channels 34 to 48 the U NII devices are restricted to indoor operations to reduce any potential for harmful interference to co channel Mobile Satellite System MSS operations VCCI Statement for Japan Warning This is a Class B product based on the standard of the Voluntary Control Council for Interference f...

Страница 88: ...ject 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 certified to the requirements of RSS 210 for 2 4 GHz spread spectrum devices and Cisco Aironet 54 Mbps 5 GHz Access Points are certified to the requirements of ...

Страница 89: ...and and Liechtenstein Declaration of Conformity with Regard to the 1999 5 EC R TTE Directive This declaration is only valid for configurations combinations of software firmware and hardware provided and supported by Cisco Systems The use of software or firmware not provided and supported by Cisco Systems may result in the equipment no longer being compliant with the regulatory requirements ...

Страница 90: ...ies with the EMC requirements EN 60601 1 2 of the Medical Directive 93 42 EEC For 2 4 GHz radios the following standards were applied Radio EN 300 328 1 EN 300 328 2 EMC EN 301 489 1 EN 301 489 17 Safety EN 60950 Note This equipment is intended to be used in all EU and EFTA countries Outdoor use may be restricted to certain frequencies and or may require a license for operation For more details co...

Страница 91: ...e from radio frequency devices as defined in Evaluating Compliance with FCC Guidelines for Human Exposure to Radio Frequency Electromagnetic Fields The equipment should 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 antennas used with the...

Страница 92: ...ment operates in the same frequency 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...

Страница 93: ... for Cisco Aironet Access Points in Taiwan Administrative Rules for Cisco Aironet Access Points in Taiwan This section provides administrative rules for operating Cisco Aironet access points in Taiwan The rules are provided in both Chinese and English Access Points with IEEE 802 11a Radios Chinese Translation English Translation This equipment is limited for indoor use ...

Страница 94: ...l features and functions Article 14 The operation of the low power radio frequency devices is subject to the conditions that no harmful interference is caused to aviation safety and authorized radio station and if interference is caused the user must stop operating the device immediately and can t re operate it until the harmful interference is clear The authorized radio station means a radio comm...

Страница 95: ...ontains Brazil regulatory information for the AIR AP1242G A K9 and the AIR LAP1242G A K9 access points Figure 1 1 Brazil Regulatory Information Portuguese Translation Este equipamento opera em caráter secundário isto é não tem direito a proteção contra interferência prejudicial mesmo de estações do mesmo tipo e não pode causar interferência a sistemas operando em caráter primário English Translati...

Страница 96: ...on 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 on the following pages ...

Страница 97: ...9 Variant AIR LAP1242AG E K9 Cisco Aironet 1240AG Series IEEE802 11 a b g Access Point Fulfils the essential requirements of the Directive 1999 5 EC The following standards were applied EMC EN 301 489 1 v1 4 1 2002 08 EN 301 489 17 v1 2 1 2002 09 Health Safety EN60950 2000 EN 50385 2002 Radio EN 301 893 v 1 2 3 2003 08 EN 300 328 v 1 5 1 2004 03 The conformity assessment procedure referred to in A...

Страница 98: ...y eirp Limit dBm Max Power Setting dBm Antenna Description AIR ANT4941 2 2 20 17 Dipole Antenna AIR ANT5959 2 2 20 17 Diversity Omni Directional Antenna AIR ANT1728 5 2 20 15 Omni Ceiling Mount Antenna AIR ANT2506 5 2 20 15 Omni Mast Mount Antenna AIR ANT3213 5 2 20 15 Diversity Omni Antenna AIR ANT1729 6 20 15 Patch Wall Mount Antenna AIR ANT2012 6 5 20 13 Diversity Patch Antenna AIR ANT3549 8 5 ...

Страница 99: ...sco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Appendix B Declarations of Conformity and Regulatory Information Declaration of Conformity Statements for European Union Countries ...

Страница 100: ...sco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Appendix B Declarations of Conformity and Regulatory Information Declaration of Conformity Statements for European Union Countries ...

Страница 101: ... 48VDC AC power module right primary RP TNC antenna connector 5 GHz end panel left to right Left RP TNC antenna connector right primary RP TNC antenna connector Input Voltage 48 VDC nominal Input Power 12 95 W Up to 15 4 W with a 100 m CAT 5 Ethernet cable maximum Operating Temperature Base unit 4 to 113o F 20 to 45o C without mounting bracket installed 4 to 131o F 20 to 55o C with mounting bracke...

Страница 102: ...5 dBm 2 mW 2 dBm 1 mW 1 dBm Lightweight access point AIR LAP1242AG 50 mW 17 dBm 25 mW 14 dBm 12 mW 11 dBm 6 mW 8 dBm 3 mW 5 dBm 2 mW 2 dBm 1 mW 1 dBm Depending on the regulatory domain in which the access point is installed Antenna A diversity system with two external antenna connectors A diversity system with two external antenna connectors Frequency 2 400 to 2 497 GHz Depending on the regulatory...

Страница 103: ... 290 m 1 Mbps Note Measured with a 2 2 dBi dipole antenna 100 ft 30 m 54 Mbps 300 ft 91 m 48 Mbps 425 ft 130 m 36 Mbps 500 ft 152 m 24 Mbps 550 ft 168 m 18 Mbps 600 ft 183 m 12 Mbps 625 ft 190 m 9 Mbps 650 ft 198 m 6 Mbps Note Measured with 3 5 dBi Omni directional antenna Compliance The 1240 series access point complies with UL 2043 for products installed in a building s environmental air handlin...

Страница 104: ...Susceptibility FCC Part 15 107 and 15 109 Class B ICES 003 Class B Canada EN 55022 B EN 60601 1 2 2001 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 802 11b 802 11g ...

Страница 105: ... document available on the Cisco Wireless documentation page of Cisco com To browse to the document follow these steps Step 1 Click this link to the Cisco Wireless documentation home page http www cisco com en US products hw wireless tsd_products_support_category_home html Step 2 Click Cisco Aironet 1240AG Series listed under Access Points Step 3 Click Install and Upgrade Guides Step 4 Click Chann...

Страница 106: ...D 2 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Appendix D Channels and Maximum Power Levels ...

Страница 107: ...L 8371 05 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 108: ...he 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 E 1 lists the signals and pinouts for the console RJ 45 to DB 9 serial...

Страница 109: ...s in a convenient location rather than after they are installed in possibly difficult to reach locations This process can be used when a DHCP server is not reachable by your deployed access point and it helps limit potential installation problems to primarily Ethernet and power areas Figure F 1 illustrates a typical priming configuration for your lightweight access points Figure F 1 Typical Lightw...

Страница 110: ... is connected to the switch Use the CLI web browser interface or Cisco WCS procedures as described in the appropriate controller guide a In multi controller environments You can set one controller s DS port to Master you can use the config network master base disable CLI command or you can use the controller GUI so that new access points always associate with it You can use the show network config...

Страница 111: ...oller CLI controller GUI or Cisco WCS to configure the lightweight access point with primary secondary and tertiary controller names Step 8 If the lightweight access point is in a Controller Mobility Group use the controller CLI controller GUI or Cisco WCS to configure the Controller Mobility Group name Step 9 Use controller CLI controller GUI or Cisco WCS to configure the access point specific 80...

Страница 112: ...F 4 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 Appendix F Priming Lightweight Access Points Prior to Deployment ...

Страница 113: ...eps needed to configure DHCP Option 43 on a Windows 2003 Enterprise DHCP server such as a Cisco Catalyst 3750 series switch for use with Cisco Aironet lightweight access points This appendix contains these sections Overview page G 2 Configuring Option 43 for 1000 Series Access Points page G 3 Configuring Option 43 for 1100 1130 1200 1240 and 1300 Series Lightweight Access Points page G 4 ...

Страница 114: ...r DHCP Option 43 Other Cisco Aironet access points use the type length value TLV format for DHCP Option 43 DHCP servers must be programmed to return the option based on the access point s DHCP Vendor Class Identifier VCI string DHCP Option 60 The VCI strings for Cisco access points capable of operating in lightweight mode are listed in Table G 1 The format of the TLV block for 1100 1130 1200 1240 ...

Страница 115: ... router dns server DNS Server Where pool name is the name of the DHCP pool such as AP1000 IP Network is the network IP address where the controller resides such as 10 0 15 1 Netmask is the subnet mask such as 255 255 255 0 Default router is the IP address of the default router such as 10 0 0 1 DNS Server is the IP address of the DNS server such as 10 0 10 2 Step 3 Add the option 60 line using the ...

Страница 116: ...ler resides such as 10 0 15 1 Netmask is the subnet mask such as 255 255 255 0 Default router is the IP address of the default router such as 10 0 0 1 DNS Server is the IP address of the DNS server such as 10 0 10 2 Step 3 Add the option 60 line using the following syntax option 60 ascii VCI string For the VCI string use the value from Table G 1 The quotation marks must be included Step 4 Add the ...

Страница 117: ...er specifications for 5 5 and 11 Mbps wireless LANs operating in the 2 4 GHz frequency band 802 11g The IEEE standard that specifies carrier sense media access control and physical 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...

Страница 118: ...ess domain services WDS and creates a cache of security credentials for CCKM enabled client devices on the subnet The WDS access point s cache of credentials dramatically reduces the time required for reassociation when a CCKM enabled client device roams to a new access point cell The area of radio range or coverage in which the wireless devices can communicate with the base station The size of th...

Страница 119: ...into IP addresses The server maintains a database of host alphanumeric names and their corresponding IP addresses DSSS Direct sequence spread spectrum A type of spread spectrum radio transmission that spreads its signal continuously over a wide frequency band E EAP Extensible Authentication Protocol An optional IEEE 802 1x security feature ideal for organizations with a large user base and access ...

Страница 120: ...signal in a spherical pattern L Lightweight access point An access point operating in the Cisco Centralized Wireless LAN Architecture with a Cisco Wireless LAN Controller LWAPP Lightweight Access Point Protocol An Internet Engineering Task Force IETF draft protocol used in the Cisco Centralized Wireless LAN Architecture M MAC Media Access Control address A unique 48 bit number used in Ethernet dat...

Страница 121: ...r transmission at 2 Mbps R range A linear measure of the distance that a transmitter can send a signal receiver sensitivity A measurement of the weakest signal a receiver can receive and still correctly translate it into data RF Radio frequency A generic term for radio based technology roaming A feature of some Access Points that allows users to move through a facility while maintaining an unbroke...

Страница 122: ... 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 communicate with each other or to an access point The SSID can be any alphanumeric entry up to a maximum of 32 characters T transmit power The pow...

Страница 123: ...he new access point greatly shortening the reassociation time WEP Wired Equivalent Privacy An optional security mechanism defined within the 802 11 standard designed to make the link integrity of wireless devices equal to 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 configu...

Страница 124: ...Glossary GL 8 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL 8371 05 ...

Страница 125: ...C 2 declarations of conformity B 1 default configuration resetting 3 14 deployment access points 2 5 process 2 5 DHCP Option 43 4 2 G 1 DHCP pool G 2 discovery process DHCP server 2 4 DNS server 2 4 locally stored 2 4 E extended temperature range 2 3 2 4 F FCC Declaration of Conformity B 2 FCC Safety Compliance 2 2 frequency range C 2 G guidlines installation 2 4 I indicators 3 2 4 3 input power C...

Страница 126: ...r discovery 2 4 R range radio C 3 regulatory information B 1 reloading access point image 3 16 RF exposure B 7 S serial cable E 2 Cisco cable E 2 size C 1 status indicators C 1 T temperature operating C 1 terminal emulator 3 20 4 12 TFTP server 3 16 troubleshooting 3 1 4 1 type length value TLV G 2 U unpacking 2 3 V vendor class identifier VCI G 2 voltage range C 1 W warnings 2 2 web site Cisco So...

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