Cisco 1242AG Hardware Installation Guide

Cisco 1242AG - Aironet - Wireless Access Point Manual

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  • Cisco 1242AG | Hardware Installation Guide - Page 1
    Cisco Aironet 1240AG Series Access Point Hardware Installation Guide April 2007 Americas 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: 408 527-0883 Text Part Number: OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 2
    output, and figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses in illustrative content is unintentional and coincidental. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide © 2007 Cisco Systems, Inc. All rights reserved.
  • Cisco 1242AG | Hardware Installation Guide - Page 3
    1-10 Central Unit in an All-Wireless Network 1-11 Bridge Network with Wireless Clients 1-11 Point-to-Point Bridge Configuration 1-12 Workgroup Bridge Network 1-12 Network Example with Lightweight Access Points 1-13 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide iii
  • Cisco 1242AG | Hardware Installation Guide - Page 4
    Lightweight Access Point LEDs 3-2 Checking Basic Settings 3-3 Default IP Address Behavior 3-4 Enabling the Radio Interfaces 3-4 SSID 3-4 WEP Keys 3-4 Security Settings 3-5 Low Power Condition 3-5 Intelligent Power Management 3-6 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 5
    3-20 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
  • Cisco 1242AG | Hardware Installation Guide - Page 6
    F-1 Configuring DHCP Option 43 for Lightweight Access Points G-1 Overview G-2 Configuring Option 43 for 1000 Series Access Points G-3 Configuring Option 43 for 1100, 1130, 1200, 1240, and 1300 Series Lightweight Access Points G-4 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 7
    GLOSSARY INDEX Contents OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide vii
  • Cisco 1242AG | Hardware Installation Guide - Page 8
    Contents Cisco Aironet 1240AG Series Access Point Hardware Installation Guide viii OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 9
    Aironet 1240AG Series Access Point. The 1240AG series access point is available in autonomous and lightweight configurations. To use this guide with autonomous access points, you should have experience working with Cisco IOS software and be familiar with the concepts and terminology of wireless
  • Cisco 1242AG | Hardware Installation Guide - Page 10
    problem. The tips information might not be troubleshooting or even an action, but could be useful information. Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 11
    å ulykker. (Hvis du vil se oversettelser av de advarslene som finnes i denne publikasjonen, kan du se i vedlegget "Translated Safety Warnings" [Oversatte sikkerhetsadvarsler].) OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide xi
  • Cisco 1242AG | Hardware Installation Guide - Page 12
    Cisco Aironet Access Points • Cisco IOS Command Reference for Cisco Aironet Access Points and Bridges • Cisco IOS Software Configuration Guide for Cisco Aironet Access Points These documents provide information about the lightweight access point and the controller: • Release Notes for Cisco Wireless
  • Cisco 1242AG | Hardware Installation Guide - Page 13
    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 Assistance Center. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide xiii
  • Cisco 1242AG | Hardware Installation Guide - Page 14
    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 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide xiv OL
  • Cisco 1242AG | Hardware Installation Guide - Page 15
    bridge describes a 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
  • Cisco 1242AG | Hardware Installation Guide - Page 16
    Aironet 1240AG Series Access Point (AIR-LAP1242AG or AIR-LAP1242G) combines mobility and flexibility with the enterprise-class features required by networking professionals.These lightweight access points are part of the Cisco Integrated Wireless Network Solution and require no manual configuration
  • Cisco 1242AG | Hardware Installation Guide - Page 17
    access point specifications. Figure 1-1 shows the access point with antennas. Figure 1-1 Access Point with Antennas 135434 2.4 GHz LEFT STATUS ETHERRANDEIOT MODE CONSOLE ETHERNET 48VDC 2.4 GHz RIGHT / PRIMARY OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 18
    of the access point. Figure 1-3 Access Point 5-GHz Connector End LEFT 5 GHz ANTENNA w/RP-TNC RIGHT / PRIMARY 3 1 2 1 5-GHz antenna connector (left) 2 5-GHz antenna connector (right/primary) 3 Security key slot 135436 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 19
    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). OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-5
  • Cisco 1242AG | Hardware Installation Guide - Page 20
    , such as the Cisco Catalyst 3550 PWR XL, 3560-48PS, 3570-48PS, 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 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-6 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 21
    padlocks are Master Lock models 120T and 121T or equivalent. Figure 1-4 Access Point with Security Hasp and Padlock 135442 2.4 GHz LEFT 1 2 2.4 GHz RIGHT / PRIMARY 1 Security hasp 2 Security padlock OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-7
  • Cisco 1242AG | Hardware Installation Guide - Page 22
    -Connected to a wired LAN and supports non-root bridges and wireless clients. • Non-root bridge -Not connected to a wired LAN, associates to a root bridge, supports wireless clients, and supports wired clients. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-8 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 23
    process is seamless and transparent to the user. Figure 1-6 shows access points acting as root units on a wired LAN. Figure 1-6 Access Points as Root Units on a Wired LAN Access point Access point 135445 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-9
  • Cisco 1242AG | Hardware Installation Guide - Page 24
    the Cisco IOS Software Configuration Guide for Cisco Aironet Access Points for instructions on setting up an access point as a repeater. Note Non-Cisco client devices might have difficulty communicating with repeater access points. Figure 1-7 Access Point as Repeater Access point Repeater
  • Cisco 1242AG | Hardware Installation Guide - Page 25
    used to interconnect a remote LAN to the main LAN (see Figure 1-9). The bridge units can also support wireless clients. Figure 1-9 Root Bridge and Non-root Bridge with Clients Root bridge Non-root bridge OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-11
  • Cisco 1242AG | Hardware Installation Guide - Page 26
    Figure 1-12). Figure 1-11 Workgroup Bridge Communicating with an Access Point 135448 Access point Workgroup bridge Figure 1-12 Workgroup Bridge Communicating with a Bridge Bridge Workgroup bridge 135499 1-12 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 27
    network configuration containing lightweight access points and a Cisco Wireless LAN Controller (see Figure 1-13). Figure 1-13 Typical Lightweight Access Point Network Configuration Example LWAPP LWAPP 158085 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 1-13
  • Cisco 1242AG | Hardware Installation Guide - Page 28
    Network Example with Lightweight Access Points Chapter 1 Overview 1-14 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 29
    Bracket, page 2-14 • Attaching the Access Point to the Mounting Plate, page 2-16 • Securing the Access Point, page 2-17 • Connecting the Ethernet and Power Cables, page 2-20 • Powering Up the Access Point, page 2-22 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 30
    1005 Warning Do not operate your wireless network device near unshielded blasting caps or in an explosive environment unless the device has been modified to be especially qualified for such use. Statement 245B Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-2 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 31
    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
  • Cisco 1242AG | Hardware Installation Guide - Page 32
    page 4-7. Cisco recommends that you configure a DHCP server with Option 43 to provide the controller IP addresses to your access points. Cisco switches provide a DHCP server option that is typically used for this purpose. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-4 OL
  • Cisco 1242AG | Hardware Installation Guide - Page 33
    controller and operating normally. For additional information, refer to the "Checking the Lightweight Access Point LEDs" section on page 3-2 or the "Checking the Lightweight Access Point LEDs" section on page 4-3. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-5
  • Cisco 1242AG | Hardware Installation Guide - Page 34
    of the access point. Figure 2-2 Access Point 5-GHz Connector End 135436 LEFT 5 GHz ANTENNA w/RP-TNC RIGHT / PRIMARY 3 1 2 1 5-GHz antenna connector (left) 2 5-GHz antenna connector (right/primary 3 Security key slot ) Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 35
    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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-7
  • Cisco 1242AG | Hardware Installation Guide - Page 36
    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 Method Materials Required In Kit , wrench, or pliers No Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-8 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 37
    on the top. Step 5 Attach the access point to the mounting plate. Note For a more secure installation you should attach the mounting plate to a stud or major structural member and use the appropriate fasteners. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-9
  • Cisco 1242AG | Hardware Installation Guide - Page 38
    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) Plastic spacer (used with recessed ceiling 3 tiles) 2-10 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL
  • Cisco 1242AG | Hardware Installation Guide - Page 39
    and bracket mounting clip (not supplied) such as the Erico 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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware
  • Cisco 1242AG | Hardware Installation Guide - Page 40
    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. 2-12 Cisco Aironet 1240AG Series Access Point Hardware Installation
  • Cisco 1242AG | Hardware Installation Guide - Page 41
    2-7 Access Point Mounting Plate 135498 OL-8371-05 Note The illustration shows the access point mounting plate mounted perpendicular to the T-bar box hanger. You can also mount the bracket parallel to the T-bar box hanger. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-13
  • Cisco 1242AG | Hardware Installation Guide - Page 42
    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. If desired, the cable security bracket can be removed prior to attaching the mounting plate to a ceiling or wall. 2-14 Cisco Aironet 1240AG
  • Cisco 1242AG | Hardware Installation Guide - Page 43
    security protection is not considered necessary, you can remove the cable security bracket. Figure 2-9 Cable Security Bracket Screws 1 Cable security bracket 2 Cable security bracket screws 3 Mounting plate OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-15
  • Cisco 1242AG | Hardware Installation Guide - Page 44
    the access point antenna connectors. Note The 5-GHz antennas and antenna cables have a blue dot or blue label. Connect only antennas or antenna cables with blue dots or labels to the access point's 5-GHz antenna connectors. 2-16 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 45
    lock. Insert the security cable latch into the security key slot on the access point. Rotate the key right or left to secure the security cable lock to the access point. Remove the key from security cable lock. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-17
  • Cisco 1242AG | Hardware Installation Guide - Page 46
    34 5 6 1 Key pin 2 Security hasp 3 Mounting plate security slot 4 Padlock 5 5-GHz access point end 6 Mounting plate Step 2 Push the security hasp's padlock flange through the mounting plate's security slot. 2-18 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 47
    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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 2-19
  • Cisco 1242AG | Hardware Installation Guide - Page 48
    .3af inline power standard • Option 2-Switches without sufficient inline power can use the power injector: - Cisco Aironet Power Injector (AIR-PWRINJ3 or AIR-PWRINJ-FIB) • Option 3-Local power using the power module 2-20 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371
  • Cisco 1242AG | Hardware Installation Guide - Page 49
    power (see the "Connecting the Ethernet and Power Cables" section on page 2-20). • The end of a Cisco Aironet power injector labeled To AP/Bridge. Connect the other end labeled To Network to your 10/100 Ethernet LAN. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 50
    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. 2-22 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 51
    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
  • Cisco 1242AG | Hardware Installation Guide - Page 52
    , at least one wireless client device is associated with the unit. Ethernet link is operational. Transmitting or receiving Ethernet packets. Transmitting or receiving radio packets. Software upgrade in progress Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 3-2 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 53
    Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Checking Basic Settings Table 3-1 LED Signals (continued) Message type Boot loader warnings Boot loader errors Cisco IOS errors Ethernet LED Off Red Amber Radio LED Off Off Off Status LED Yellow Yellow Yellow Off Red Pink
  • Cisco 1242AG | Hardware Installation Guide - Page 54
    Settings Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Default IP Address Behavior When you connect a 1240 series access point running Cisco IOS Release 12.3(7)JA or later software with a default configuration to your LAN, the access point requests an IP address from your DHCP
  • Cisco 1242AG | Hardware Installation Guide - Page 55
    to the Cisco IOS Software Configuration Guide for Cisco Aironet Access Points for instructions on setting the access point's WEP keys. Security Settings Wireless clients attempting to authenticate with your access point must support the same security options configured in the access point, such as
  • Cisco 1242AG | Hardware Installation Guide - Page 56
    switch 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 3-2 and Table 3-3). Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 3-6 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 57
    Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Low Power Condition If your inline power source is not able to supply sufficient power for full operation, you should consider these options: • Upgrade to a higher-powered switch • Use a Cisco Aironet power injector on the switch
  • Cisco 1242AG | Hardware Installation Guide - Page 58
    radios disabled and has detected a Cisco switch that does not support Intelligent Power Management, but should be able to supply sufficient power. The access point must be configured for pre-standard compatibility. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 3-8 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 59
    to supply sufficient power and the Cisco switch does not support Intelligent Power Management. • The access point was moved to a new Cisco switch port and a power injector is being used to supply sufficient power. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 3-9
  • Cisco 1242AG | Hardware Installation Guide - Page 60
    your configuration changes, you must remove the serial console cable from the access point. Table 3-2 Using Cisco IOS Commands Cisco IOS Commands Power Source Access Point Cisco Switch AC power module None required power inline never Cisco switch that supports Intelligent Power no power
  • Cisco 1242AG | Hardware Installation Guide - Page 61
    Configuration changes are not required Power Settings: Power Negotiation (selected) Power Injector: Installed on Port with MAC Address (unchecked) Cisco Switch Power Command power inline never power inline auto OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 62
    . b. If your Cisco switch does not support Intelligent Power Management negotiations, choose Pre-standard Compatibility. c. If you are using a non-Cisco switch, changes to the power settings are not required. 3-12 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 63
    Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Running the Carrier Busy Test Step 5 If you are using a power injector with a Cisco switch, choose one of these Power setting options (see Figure 3-2): a. If your Cisco switch supports Intelligent Power Management negotiations,
  • Cisco 1242AG | Hardware Installation Guide - Page 64
    can use the MODE button on the access point or the web-browser interface. Note The following steps reset all configuration settings to factory defaults, including passwords, WEP keys, the IP address, and the SSID. 3-14 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371
  • Cisco 1242AG | Hardware Installation Guide - Page 65
    Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points Resetting to the Default Configuration Using the MODE Button Follow these steps to delete the current configuration and return all access point settings to the factory defaults using the MODE button: Step 1 Step 2 Step 3 Step 4
  • Cisco 1242AG | Hardware Installation Guide - Page 66
    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
  • Cisco 1242AG | Hardware Installation Guide - Page 67
    the Browse button to locate the access point image file (such as c1240-k9w7-tar.123-8.JA.tar) on your PC. Click the Upload button. For additional information, click the Help icon on the Software Upgrade page. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 3-17
  • Cisco 1242AG | Hardware Installation Guide - Page 68
    directory, enter only the filename. Click the Upload button. When a message displays that indicates the upgrade is complete, click OK. For additional information click the Help icon on the Software Upgrade page. 3-18 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 69
    /support/downloads/pub/MDFTree.x?butype=wireless Click Wireless LAN Access > Aironet Access Points > Cisco Aironet 1240 AG Series. Click Cisco Aironet 1240AG Access Point. On the Enter Network Password window, enter your Cisco.com username and password and click OK. Click IOS. Choose the Cisco IOS
  • Cisco 1242AG | Hardware Installation Guide - Page 70
    download TFTP server software from several web sites. Cisco recommends the shareware TFTP utility available at this URL: http://tftpd32.jounin.net Follow the instructions on the website for installing and using the utility. 3-20 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 71
    for basic problems with the 1240AG series lightweight access point (AIR-LAP1242AG or AIR-LAP1242G). 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
  • Cisco 1242AG | Hardware Installation Guide - Page 72
    of controller IP addresses to the access points, enabling the access point to find and join a controller. For additional information, refer to the "Configuring DHCP Option 43 for Lightweight Access Points" section on page G-1. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 73
    wireless client device is associated with the unit. Ethernet link is operational. Transmitting or receiving Ethernet packets. Transmitting or receiving radio packets. Software upgrade in progress Hybrid-REAP standalone mode OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation
  • Cisco 1242AG | Hardware Installation Guide - Page 74
    information is configured on the access point. Green Green Blinking dark Loading the access point image file. blue 1. This status indication has the highest priority and overrides other status indications. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide 4-4 OL-8371
  • Cisco 1242AG | Hardware Installation Guide - Page 75
    the access point is being used in a PoE configuration, the power drawn from the power sourcing equipment (PSE), such as a switch or power injector, is higher by an amount dependent on the length of the interconnecting cable. The power module and Cisco Aironet power injectors are capable of supplying
  • Cisco 1242AG | Hardware Installation Guide - Page 76
    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 switch port • Use the 48-VDC power module to locally power the access point Configuring Power
  • Cisco 1242AG | Hardware Installation Guide - Page 77
    be AIR-PWRINJ3 or AIR-PWRINJ-FIB. 3. Cisco switches that support Intelligent Power Management always configure the use of a power injector at the switch. Manually Configuring Controller Information Using the Access Point CLI In a new installation, when your access point is unable to reach a DHCP
  • Cisco 1242AG | Hardware Installation Guide - Page 78
    to Defaults You can manually reset your access point to default settings using this EXEC mode CLI command: Note This command requires the controller configured Enable password to enter the CLI EXEC mode. clear lwapp private-config Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 79
    4 Troubleshooting 1240AG Series Lightweight Access Points Returning the Lightweight Access Point to Autonomous Mode Returning the Lightweight Access Point to Autonomous Mode You can return a lightweight access point to autonomous mode by loading a Cisco IOS release that supports autonomous mode
  • Cisco 1242AG | Hardware Installation Guide - Page 80
    following URL: http://tools.cisco.com/support/downloads/pub/MDFTree.x?butype=wireless Click Wireless LAN Access > Aironet Access Points > Cisco Aironet 1240AG Series > Cisco Aironet 1240AG Access Point. The Enter Password window appears. Enter your username and password in the respective fields and
  • Cisco 1242AG | Hardware Installation Guide - Page 81
    MODE ETHERNET 48VDC 2.4 GHz RIGHT/PRIMARY 1 1 Console port 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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 82
    download TFTP server software from several web sites. Cisco recommends the shareware TFTP utility available at this URL: http://tftpd32.jounin.net Follow the instructions on the website for installing and using the utility. 4-12 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 83
    hw/wireless/tsd_products_support_category_home.html Click Cisco Aironet 1240AG Series listed under Access Points. Click Install and Upgrade Guides. Click Safety Warnings for Cisco Aironet 1000, 1100, 1130AG, 1200, and 1240AG Series Access Points. OL-8371-05 Cisco Aironet 1240AG Series Access Point
  • Cisco 1242AG | Hardware Installation Guide - Page 84
    Appendix A Translated Safety Warnings Cisco Aironet 1240AG Series Access Point Hardware Installation Guide A-2 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 85
    in Taiwan, page B-9 • Operation of Cisco Aironet Access Points in Brazil, page B-11 • Declaration of Conformity Statements, page B-12 • Declaration of Conformity Statements for European Union Countries, page B-12 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-1
  • Cisco 1242AG | Hardware Installation Guide - Page 86
    To Comply With FCC Standards FOR HOME OR OFFICE USE Autonomous Access Point Models: AIR-AP1242AG-A-K9 AIR-AP1242G-A-K9 Lightweight Access Point Models: AIR-LAP1242AG-A-K9 AIR-LAP1242G-A-K9 FCC Certification number: LDK102056 Manufacturer: Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134
  • Cisco 1242AG | Hardware Installation Guide - Page 87
    Technology Equipment (VCCI). If this is used near a radio or television receiver in a domestic environment, it may cause radio interference. Install and use the equipment according to the instruction manual. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-3
  • Cisco 1242AG | Hardware Installation Guide - Page 88
    office. European Community, Switzerland, Norway, Iceland, and Liechtenstein Autonomous Access Point Models: AIR-AP1242AG-E-K9 AIR-AP1242G-E-K9 Lightweight Access Point Models: AIR-LAP1242AG-E-K9 AIR-LAP1242G-E-K9 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-4 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 89
    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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-5
  • Cisco 1242AG | Hardware Installation Guide - Page 90
    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, contact Cisco Corporate Compliance. Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-6 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 91
    separation distance of 8 cm (3.2 in.) and are compliant with the applicable FCC RF exposure limit when transmitting simultaneously. Note Dual antennas used for diversity operation are not considered co-located. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-7
  • Cisco 1242AG | Hardware Installation Guide - Page 92
    avoiding interference when operating Cisco Aironet access points in Japan. These guidelines are provided in both Japanese and English. Autonomous Access Point Models: AIR-AP1242AG-J-K9 AIR-AP1242G-P-K9 Lightweight Access Point Models: AIR-LAP1242AG-J-K9 AIR-LAP1242G-P-K9 Japanese Translation 43768
  • Cisco 1242AG | Hardware Installation Guide - Page 93
    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. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation
  • Cisco 1242AG | Hardware Installation Guide - Page 94
    to the interference caused by the operation of an authorized radio station, by another intentional or unintentional radiator, by industrial, scientific and medical (ISM) equipment, or by an incidental radiator. B-10 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 95
    secondary basis and consequently must accept harmful interference, including interference from stations of the same kind. This equipment may not cause harmful interference to systems operating on a primary basis. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-11
  • Cisco 1242AG | Hardware Installation Guide - Page 96
    Declaration of Conformity Statements for European Union Countries The Declaration of Conformity statement for the European Union countries is listed on the following pages: B-12 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 97
    AIR-AP1242AG-E-K9 Variant: AIR-LAP1242AG-E-K9 Cisco Aironet 1240AG Series IEEE802.11 a/b/g Access Point Fulfils the essential requirements Corporate Compliance Cisco Systems, 125 West Tasman Drive San Jose, CA 95134 - USA Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-13
  • Cisco 1242AG | Hardware Installation Guide - Page 98
    17 17 Omni Antenna 17 15 Diversity Patch Antenna 17 11 Patch Antenna 17 Note 1: Operation in 5470 to 5725 MHz not allowed in France and Czech Republic. July 25, 2005 Tony Youssef Director Corporate Compliance B-14 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 99
    Appendix B Declarations of Conformity and Regulatory Information Declaration of Conformity Statements for European Union Countries OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide B-15
  • Cisco 1242AG | Hardware Installation Guide - Page 100
    Declaration of Conformity Statements for European Union Countries Appendix B Declarations of Conformity and Regulatory Information B-16 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 101
    )-maximum Operating Temperature Base unit: -4 to 113oF (-20 to 45oC) without mounting bracket installed -4 to 131oF (-20 to 55oC) with mounting bracket installed Storage Temperature 1240AG series power module: 32 to 104oF (0 to 40oC) -40 to 185oF (-40 to 85oC) Humidity 10 to 90% non-condensing
  • Cisco 1242AG | Hardware Installation Guide - Page 102
    (Depending on the regulatory domain in which the access point is installed) Autonomous access point (AIR-AP1242AG) 50 mW (17 dBm) 30 mW (15 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) Lightweight access point (AIR-LAP1242AG) 50 mW (17 dBm) 25 mW (14 dBm
  • Cisco 1242AG | Hardware Installation Guide - Page 103
    antenna 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. Safety Radio Approvals Caution Only the fiber-optic power injector (AIR-PWRINJ-FIB) has been tested to UL 2043 for operation
  • Cisco 1242AG | Hardware Installation Guide - Page 104
    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 Appendix C Access Point Specifications 802.11A Radio Specifications Cisco Aironet 1240AG Series Access Point Hardware Installation Guide C-4 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 105
    Access Points. Click Install and Upgrade Guides. Click Channels and Maximum Power Settings for Cisco Aironet Autonomous Access Points and Bridges. or Channels and Maximum Power Settings for Cisco Aironet Lightweight Access Points and Bridges. . OL-8371-05 Cisco Aironet 1240AG Series Access Point
  • Cisco 1242AG | Hardware Installation Guide - Page 106
    Appendix D Channels and Maximum Power Levels Cisco Aironet 1240AG Series Access Point Hardware Installation Guide D-2 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 107
    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 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide E-1
  • Cisco 1242AG | Hardware Installation Guide - Page 108
    GND3 6 RXD5 7 NC1 8 NC1 Pins Signals -- -- 2 RXD3 5 GND4 5 GND4 3 TXD2 -- -- 1. NC indicates not connected. 2. TXD indicates transmit data. 3. RXD indicates receive data. 4. GND indicates ground Cisco Aironet 1240AG Series Access Point Hardware Installation Guide E-2 OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 109
    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 Lightweight Access Point Priming Configuration LWAPP LWAPP 158085 OL-8371-05 Cisco Aironet 1240AG Series Access Point
  • Cisco 1242AG | Hardware Installation Guide - Page 110
    Cisco WCS server to control, configure, and redistribute all your access points from a single location. Apply power to the lightweight access points: a. Connect your lightweight access points to untagged access ports on your POE capable switch. You can optionally use power modules or power injectors
  • Cisco 1242AG | Hardware Installation Guide - Page 111
    complete the configuration priming of all your lightweight access points, ensure that the Master setting is disabled on your controller. Also you can begin deploying the access points to their final destinations. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide F-3
  • Cisco 1242AG | Hardware Installation Guide - Page 112
    Appendix F Priming Lightweight Access Points Prior to Deployment Cisco Aironet 1240AG Series Access Point Hardware Installation Guide F-4 OL-8371-05
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    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 OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide G-1
  • Cisco 1242AG | Hardware Installation Guide - Page 114
    Cisco Aironet lightweight access points. For other DHCP server implementations, consult their product documentation for configuring DHCP Option 43. In Option 43, you should use the IP address of the controller management interface. Note DHCP Option 43 is limited to one access point type per DHCP
  • Cisco 1242AG | Hardware Installation Guide - Page 115
    points using the controller IP addresses 10.126.126.2 and 10.127.127.2, add the following line to the DHCP pool in the Cisco IOS CLI: option 43 ascii "10.126.126.2,10.127.127.2" The quotation marks must be included. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 116
    hex). The IP addresses translate to 0a7e7e02 and 0a7f7f02. Assembling the string then yields f1080a7e7e020a7f7f02. The resulting Cisco IOS command added to the DHCP scope is listed below: option 43 hex f1080a7e7e020a7f7f02 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide G-4 OL
  • Cisco 1242AG | Hardware Installation Guide - Page 117
    is configured properly to allow it to wirelessly communicate with an Access Point. Autonomous access A fully featured standalone access point that does not require a Cisco Wireless point LAN Controller to operate. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
  • Cisco 1242AG | Hardware Installation Guide - Page 118
    the dBi value, the higher the gain, and the more acute the angle of coverage. Dynamic Frequency Selection. In some regulatory domains, 5-GHz radios are required to use DFS to avoid interfering with radar signals. GL-2 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 119
    is programmed on a memory chip. G gateway GHz A device that connects two otherwise incompatible networks together. Gigahertz. One billion cycles per second. A unit of measure for frequency. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide GL-3
  • Cisco 1242AG | Hardware Installation Guide - Page 120
    to an IP address; for example: 255.255.255.0. An antenna that radiates its signal in a spherical pattern. L Lightweight access An access point operating in the Cisco Centralized Wireless LAN Architecture point with a Cisco Wireless LAN Controller. LWAPP Lightweight Access Point Protocol. An
  • Cisco 1242AG | Hardware Installation Guide - Page 121
    equipment. In compliance with this rule, Cisco Aironet, like all other wireless LAN providers, equips its radios and antennas with a unique connector to prevent attachment of non-approved antennas to radios. OL-8371-05 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide GL-5
  • Cisco 1242AG | Hardware Installation Guide - Page 122
    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 power level of radio transmission. GL-6 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 123
    band. Regulations for UNII devices operating in the 5.725 to 5.825 GHz frequency band. A single data message (packet) sent to a specific IP address. W WDS WEP WLSE WNM workstation WPA Wireless Domain Services. An access point providing WDS on your wireless LAN maintains a cache of credentials
  • Cisco 1242AG | Hardware Installation Guide - Page 124
    Glossary GL-8 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371-05
  • Cisco 1242AG | Hardware Installation Guide - Page 125
    2-2 frequency range C-2 G guidlines, installation 2-4 I indicators 3-2, 4-3 input power C-1 installation guidelines 2-4 K key features 1-3 M MAC information 2-5 Mode button 3-16 modulation C-1 O operating temperature C-1 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide IN
  • Cisco 1242AG | Hardware Installation Guide - Page 126
    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 Software Center 3-19, 4-10 weight C-1 WEP key 3-4 IN-2 Cisco Aironet 1240AG Series Access Point Hardware Installation Guide OL-8371
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Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
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