Beacon Computer Lan Adapter manual

Aironet Wireless Communications, Inc. • 3875 Embassy Parkway Akron, Ohio 44333-8357 www.aironet.com User’ s Guide and T echnical Reference Man ual Air onet WIreless LAN Adapter Products suppor ted: PC4500 and PC4800 DOC-710-004239-B0[...]

Aironet Wireless Communications, Inc. No par t of this document ma y be reproduced or transmitted in any means , elec- tronic or mechanical, for an y pur pose , without the written per mission of Aironet. Information in this document is subject to change without notice. Aironet mak es no representation or warranties with respect to the contents of [...]

i T able of Contents About the User’s Guide and Technical Reference Manual ....................................... vii Typographical Conventions ................................... ix Section 1 Welcome to the Aironet 4000 Series Wireless LAN Adapter .............................................................. 1-1 Safety Information ............[...]

ii ODI Driver Installation ...................................... 3-11 General Information.......................................... 3-12 Driver Keywords and Settings .......................... 3-14 Section 4 Utilities ....................................................................... 4-1 Site Survey and Link Test .............................[...]

iii Edit Parameters ......................................................... B-5 System Parameters ............................................ B-6 Network Parameters ........................................... B-9 RF Network Parameters ..................................... B-9 Advanced (Infrastructure) ................................. B-11 Advan[...]

iv[...]

iv List of Figures Figure 1.1 - Ad Hoc Wireless LAN ............................... 1-11 Figure 1.2 - Wireless Infrastructure .............................. 1-12 Figure 1.3 - Wireless Infrastructure with Workstations Accessing a Wired LAN ............................ 1-13 Figure 1.4 - Extended Infrastructure Using Repeaters . 1-14 Figure 1.5 - Mini[...]

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v List of T ables Table 3.1 - Driver Disk Structure ................................... 3-2 Table 3.2 - Minimum PROTOCOL.INI Driver Settings .. 3-8 Table 3.3 - Minimum AWCPKT.INI Driver Settings ..... 3-10 Table 3.4 - Minimum NET.CFG Driver Settings .......... 3-12 Table 3.5 - General Network Keywords ...................... 3-16 Table 3.6 - Advance[...]

vi[...]

About the User’s Guide and Technical Reference Manual vii About the User’ s Guide and T echnical Ref erence Manual This guide cov ers the installation, configuration, control, and maintenance of your Aironet 4000 Series PC Card Wireless LAN Adapter . Please read Sections 2 and 3 bef ore attempting to install or use the hardware and softw are d[...]

About the User’s Guide and Technical Reference Manual viii Appendix A – Specifications – provides radio and ph ysical specifications. Appendix B – Using the WinDGS Utility – provides detailed descriptions on using the WinDGS utility . Appendix C – Channels – provides channel identifiers and channel center frequencies f or various a[...]

About the User’s Guide and Technical Reference Manual ix T ypographical Con ventions When reading the User’ s Guide and T echnical Reference Manual, it is impor tant to understand the symbol and f or matting con ventions used in the documentation. The f ollowing symbols are used in the guide. Con vention T ype of Information Indicates a note wh[...]

About the User’s Guide and Technical Reference Manual x[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-1 Section 1 W elcome to the Air onet 4000 Series Wireless LAN Adapter The Aironet 4000 Series Wireless LAN Adapter is a PC Card radio module that provides tr ansparent wireless data communications between fix ed, por table , or mobile de vices and other wireless de vices or a wired network [...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-2 Safety Inf ormation The FCC with its action in ET Dock et 96-8 has adopted a saf ety standard for human e xposure to radio frequency (RF) electromagnetic energy emitted by FCC certified equip- ment. The Aironet products meet the uncontrolled environ- mental limits f ound in OET -65 and AN[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-3 Snap-On Antenna Alwa ys or ient antenna such that it is at least 5 cm (2 inches) aw a y from your body . Dipole Antenna Alwa ys or ient antenna such that it is at least 15 cm (6 inches) aw a y from your body . High Gain Antennas High gain wall mount or mast mount antennas are designed to b[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-4 Other Devices in the Wireless Network Ref er to the User’ s Guide and T echnical Ref erence manual f or the Access P oint, Univ ersal Client, or Bridge f or additional information.[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-5 Radio Characteristics The PC Card operates in the 2.4 GHz license-free Industrial Scientific and Medical (ISM) band. Data is transmitted ov er a half-duple x radio channel operating up to 2 Megabits per second (Mbps) f or the PC4500 or up to 11 Mbps for the PC4800. Direct Sequence Radio T[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-6 Pr otocols Suppor ted The Aironet 4000 Series Wireless LAN Adapter can be used in a variety of infrastructure configurations . Aironet Access P oints (AP4500 and AP4800) provide connections to Ethernet or T oken Ring Netw orks. When using the Airo- net standard de vice drivers, the PC Car[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-7 Here are some operating and en vironmental conditions that need to be considered: • Data Rates. Sensitivity and range are in versely propor- tional to data bit rates. The maximum r adio range is achie v ed at the lo w est workable data r ate . There will be a decrease in receiver thresho[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-8 Link T est The link test tool is used to determine RF cover age. The test results help the installer eliminate low RF signal le vel area that can result in loss of connection. Radio Antenna The Snap-On Div ersity antenna comes standard with the PC Card and provides omni-directional co ver [...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-9 T erminology When configuring your system, and when reading this manual, k eep in mind the follo wing terminology: Association – Each root unit or repeater in the infrastructure contains an association table that controls the routing of pack ets between the Access P oint and the wireles[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-10 P ower Saving Pr otocol (PSP) and Non-P ower Saving Protocol – The P ower Sa ving Protocol allows computers (usually por table computers) to po wer up only par t of the time to conser v e energy . If a client node is using the P ower Saving Protocol to comm unicate with the network, the[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-11 System Configurations The Aironet 4000 Series Wireless LAN Adapter can be used in a variety of network system configurations . Aironet Access P oints (AP4500 or AP4800) provide connections to your Ethernet or T oken Ring networks or act as repeaters increasing wireless communication ran[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-12 Figure 1.2 - Wireless Infrastructure In a wireless infrastructure, an Aironet Access P oint is used as a stand-alone root unit. The root unit is not attached to any wired LAN (such as an Ethernet or T oken Ring LAN), but functions as a hub linking all stations together . This configurati[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-13 Figure 1.3 - Wireless Infrastructure with W orkstations Accessing a Wired LAN A Micro-Cellular Network can be created by placing two or more Aironet Access P oints on a LAN. The Aironet roaming protocols allow remote workstations to mov e from one microcell domain to another . The process[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-14 Figure 1.4 - Extended Infrastructure Using Repeaters An Aironet Access P oint can be configured as a stand- alone repeater to e xtend the range of y our infrastructure, or to ov ercome an RF blocking obstacle . The repeater for- wards traffic betw een the Aironet 4000 Ser ies Wireless L[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-15 Co verage Options The system architecture options of the wireless station and Access P oints provide f or a v ar iety of co v erage alter nativ es and fle xibility . The system can be designed to provide a wide cov erage area with minimal ov erlap (Figure 1.5) or cov erage with heavy ov [...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-16 Figure 1.6 - Heavy Overlap Co verage Option By arranging the Access P oints so the ov erlap in cover age area is nearly maximized, a large number of mobile stations can be suppor ted in the same wireless infrastructure. Ho w- e ver , units in ov er lapping co verage areas on the same fre-[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-17 Figure 1.7 - Multiple Overlapping Systems Covera ge Option Multiple systems can operate in the same vicinity . The architecture provides multiple channels , which can exist in the same area with vir tually no interf erence to each other . In this mode, each system must be configured with[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-18[...]

Installing the Hardware 2-1 Section 2 Installing the Har d ware This section describes the procedures for installing the Wireless LAN Adapter . Here’ s what you’ll find in this section: • Bef ore Y ou Star t • Antenna Connectors • Standard Antennas • Attaching and Detaching the Antenna • Installing the Wireless LAN Adapter[...]

Installing the Hardware 2-2 Bef ore Y ou Star t F or the PC Card to be used with a computing device (desk- top personal computer , notebook, laptop computer , por table or hand-held de vice), the device m ust be equipped with an internal or external PC Card T ype II or T ype III slot. All driv- ers and suppor ting software (card and soc ket ser vic[...]

Installing the Hardware 2-3 Figure 2.1 - Overview of the 4000 Series PC Card Antenna Connectors The PC Card has two f emale MicroMate antenna connec- tors on one end. All antennas and cables attached to the PC Card must be equipped with male MicroMate connec- tors. The two antenna connectors allo w a Diversity Antenna or two separate antennas to be[...]

Installing the Hardware 2-4 Standar d Antennas The Snap-On Div ersity antenna comes with the PC4500 and PC4800 and attaches directly to the PC Card. Its small size allo ws mobile communication in a small area (ad hoc network) where a larger antenna would be awkw ard or interf ere with the use of the PC or ter minal. The design of the Snap-On and Re[...]

Installing the Hardware 2-5 Attaching the Antenna CA UTION: The Snap-On antenna should nev er be placed in contact with metal surf aces while in use. Attaching the Snap-On Antenna NO TE: Wireless LAN Adapter Card comes with the antenna attached. If y ou need to change the antenna, the Adapter should be remov ed from the PC Card slot bef ore removin[...]

Installing the Hardware 2-6 Detaching the Antenna CA UTION: The Snap-On antenna should nev er be placed in contact with metal surf aces while in use. Detaching the Snap-On Antenna 1. Remov e the PC Card from the PC Card slot. 2. Grasp the center of the antenna with the thumb and f orefinger . 3. Gently pull the antenna aw a y from the PC Card unti[...]

Installing the Hardware 2-7 Installing the Wireless LAN Adapter Bef ore you begin, e xamine the PC Card. One end is a dual row 68-pin PC Card connector . This side will be inser ted into the PC Card slot with the Aironet logo on the PC Card and the Snap-On antenna f acing up . The card is ke yed so it can be inser ted only one wa y into the PC Card[...]

Installing the Hardware 2-8[...]

Installing the Software 3-1 Section 3 Installing the Software The PC Card is supplied with P ACKET , NDIS2, NDIS3 and ODI drivers allowing oper ation under DOS, Windows 3.x, Windows for W orkgroups, Windows 95, Windows 98, Windows NT , and Nov ell Netware . The PC Card is fully IEEE 802.11 compliant. Driver Overview The PC Card is shipped with two [...]

Installing the Software 3-2 The driver disk shipped with the Wireless LAN Adapter is organized as f ollows: T ab le 3.1 - Driver Disk Structure README.TXT Contains latest inf or mation about the disk contents DIA G Director y containing utilities FLSH3545.COM PC card flash firmware 45C???.BIN Latest firmware release NDIS2 Director y containing N[...]

Installing the Software 3-3 NDIS3 (PC4500) Director y containing NDIS3 driv er files PC4500.INF WIN95/98 install file PC4500.SYS NDIS3 driver PC4500.DLL NDIS3 library VXD4500.VXD Vir tual de vice driver f or Aironet WinDGS utility OEMSETUP .INF WIN NT install file ODI Directory containing ODI driver files A WCO45C.COM PC4500 DOS based ODI drive[...]

Installing the Software 3-4 Windows 95 or Windows 98 NDIS3 Installation T o complete the installation of the PC Card under Windo ws 95 or Windows 98, make sure that the PC Card driver is installed and PC Card 32-bit suppor t is enabled. NO TE: T o find out more about PC Card and PC Card 32- bit suppor t, f ollow the instructions f ound in the Wind[...]

Installing the Software 3-5 Choosing the adapter from the Network Icon and selecting Proper ties will allow the setting of additional par ameters. See Driver K eywords and Settings f or information on these settings.[...]

Installing the Software 3-6 Windows NT NDIS3 Installation T o complete the installation of the PC Card using Windows NT , verify PCMCIA card and sock et ser vices are enabled using De vices in the Control P anel. 1. Shutdown the Windows NT workstation. 2. Inser t the Wireless LAN Adapter into one of the PC Card slots. 3. P ower up the Windows NT wo[...]

Installing the Software 3-7 13. Select OK . 14. Select Close . 15. Add all other related network information if applicable (IP address, DHCP , DNS , GA TEW A Y). 16. Select Ye s to restar t the workstation.[...]

Installing the Software 3-8 Windows f or W orkgr oups NDIS2 Installation 1. P ower on y our computer and star t Windows for W orkgroups. 2. Go to the Network program g roup and clic k on Netw ork Set-Up . 3. Under Network Setup , choose Networks.... . 4. Under Networks choose Install Microsoft Windows Network . Select OK . 5. Under Network Setup , [...]

Installing the Software 3-9 DOS NDIS2 Installation The Aironet Wireless LAN Adapter can be installed in a NetBIOS compliant DOS environment such as MicroSoft LAN Manager or PC LAN. The installation of this driver includes creating or editing a configuration file (PR O T OCOL.INI). It is required that this file contains the f ollowing lines: T ab[...]

Installing the Software 3-10 4. Modify the CONFIG.SYS file. After the line containing: De vice=PRO TMAN.DOS, add De vice=[dr iv e:] [path] A WC2N45C.DOS . 5. T o modify the PC Card system parameters, edit the PRO T OCOL.INI file in the netw ork director y . F or a list of parameters which can be modified, see T able 3.2. 6. Reboot your computer [...]

Installing the Software 3-11 DOS P acket Driver Installation The installation of this driver includes creating or editing a configuration file (A WCPKT .INI). It is required that this file contain the f ollowing lines: T ab le 3.3 - Minimum A WCPKT .INI Driver Settings Additional variab les defined in the follo wing section ma y also be used. T[...]

Installing the Software 3-12 4. If you w ould lik e to modify the PC Card system par ame- ters, edit the A WCPKT .INI file. For a list of par ameters which can be modified, see T able 3.3. 5. Load the driver b y typing A WCP45C [-cinuw] <int_number> at the DOS prompt (i.e . A WCP45C 0x65) and press Enter . NO TE: T o unload the dr iv er , t[...]

Installing the Software 3-13 ODI Driver Installation The PC Card can be installed in an ODI compliant DOS environment such as No vell NetW are. T ab le 3.4 - Minimum NET .CFG Driver Settings 1. P ower on y our computer . 2. Cop y the ODIA WCO45C.COM driver from the Aironet Driver disk ette to the director y containing the network files. 3. Cop y[...]

Installing the Software 3-14 General Inf ormation • A WCPKT .INI file must ha ve a section header of [A WCPKT]. • PRO T OCOL.INI file can hav e any section header , but the section must contain the k eyword and par ameter DRIVERNAME=ìA WC2N45C$î. • NET .CFG file must hav e a section header of [Link Driver A WCO45C]. NO TE: These lines ma[...]

Installing the Software 3-15 NO TE: PRO T OCOL.INI does not suppor t some of the white space characters in a quoted string. If a str ing begins with an alphabetic character and contains no special characters, the quotes ma y be omitted. • F or P ack et string parameters, the string can be enclosed with double quotes or single quotes . If a string[...]

Installing the Software 3-16 Driver Ke ywor ds and Settings The def ault PC Card configuration is set to: • Constant A wake Mode • Infrastructure Mode – This allows association with any Aironet Access P oint matching the SSID supplied by the user • The f actor y supplied network address • Receive directed pac kets to this address as well[...]

Installing the Software 3-17 The f ollowing tab les contain ke ywords and parameter set- tings common to both the NDIS2 PRO T OCOL.INI, ODI NET .CFG, and the PKT A WCPKT .INI configuration files . Basic system operation can be adjusted with the f ollowing parameters. T ab le 3.5 - General Network Ke ywords Ke ywor ds V alue Description INFRASTR U[...]

Installing the Software 3-18 Network performance can be optimized with the f ollowing variab les. T ab le 3.6 - Advanced Netw ork Keyw ords Ke ywor ds V alue Description LONGRETR YLIMIT 0 – 255 Optional – specifies the number of times an unfragmented pack et will be retried before the pack et is dropped and a transmit error is repor ted to dri[...]

Installing the Software 3-19 Additional system perf or mance adjustments can be made with the f ollowing group of v ar iab les. T ab le 3.7 - Fragmentation Ke ywor ds Ke ywor ds V alue Description FRAGTHRESHOLD 256 – 2312 (must be ev en) Optional – specifies the fragmenta- tion size in bytes . Frames longer than this value will be transmitted [...]

Installing the Software 3-20 The Wireless LAN Adapter power management can be adjusted with the f ollowing group of v ar iab les. T ab le 3.8 - P ower Management Ke ywor ds Ke ywor ds V alue Description POWERSA VEMODE CAM, PSP , F ASTPSP Optional – specifies a par ticular operational mode (def ault is CAM). CAM = Constant A wake Mode PSP = P owe[...]

Installing the Software 3-21 T ab le 3.8 - P ower Management Ke ywor ds (Continued) Ke ywor ds V alue Description F ASTLISTENTIME 0 – 0xFFFF Determines how often to aw aken f or beacons. Note that the PC Card will alwa ys awak en to receive DTIMs when in F astpsp Mode (default is 100 K µ sec). LISTENDECA Y 0 – 0xFFFF Optional – infrastructur[...]

Installing the Software 3-22 Additional system perf or mance adjustments can be made with the f ollowing group of v ar iab les. T ab le 3.9 - Scanning Keyw ords Ke ywor ds V alue Description SCANMODE ACTIVE, P ASSIVE, AD V ANCED Optional – parameter to determine the current scanning mode to be used by the PC Card (def ault is ACTIVE). BEACONLISTE[...]

Installing the Software 3-23 Additional system perf or mance adjustments can be made with the f ollowing parameters . T ab le 3.10 - Infrastructure Keyw ords Ke ywor ds V alue Description SSID 1 to 32 charac- ter string This parameter m ust match the SSID of the system for proper infr a- structure operation. BEACONLOSTTIME 0 – 0xFFFF Optional –[...]

Installing the Software 3-24 T ab le 3.10 - Infrastructure Keyw ords (Continued) Ke ywor ds V alue Description SPECIFIED APTO 0 – 0xFFFF Optional – time in K µ sec to attempt to associate to a specified Access P oint before searching f or any avail- able Access P oints (with matching SSID) (default is 10,000 K µ sec [10 sec]). A UTHTIMEOUT 0[...]

Installing the Software 3-25 Ad hoc system operation is accomplished with the f ollo wing group of v ariables. T ab le 3.11 - Ad Hoc Keyw ords Ke ywor ds V alue Description JOINNETT O 0 – 0xFFFF Optional – determines the amount of time that an ad hoc station will scan before starting its own network (default is 10,000 K µ sec [10 sec]). BEACON[...]

Installing the Software 3-26 The f ollowing is a list of k eywords that will control the host system hardware resources the Aironet 4000 Series Wire- less LAN Adapter requires. NO TE: At a minimum, the PC Card requires 64 consecutive 16-bit I/O ports, one non-sharab le Interrupt and one PC Card type II slot. If you are using card services, these re[...]

Installing the Software 3-27 T ab le 3.12 - PC Card Ke ywords Ke ywor ds V alue Description PORTBASE 0 – 0xFFFF Optional – specifies the starting address for a b lock of 64 consecu- tive 16-bit I/O ports. Make sure the bloc k of I/O addresses does not ov erlap the address of another device in the machine . This can be used to ov erride a card [...]

Installing the Software 3-28[...]

Utilities 4-1 Section 4 Utilities This section describes procedures for using utilities and updating firmware depending on the operating system used. See Appendix B f or detailed configuration procedures f or WinDGS using Windows 95 or Windows 98. Here’ s what you will find in this section: • Using the utilities • Loading new firmware v e[...]

Utilities 4-2 The link test tool helps determine the RF networ k co ver age. The results of the link test will help eliminate low RF signal le vel areas that can result in loss of connection betw een the PC Card and the Aironet Access P oint. It is impor tant to remember the inf or mation being displa yed is from the Aironet Access P oint viewpoint[...]

Utilities 4-3 8. Star t a telnet session on the mobile station to the Aironet Access P oint. Depending on the system in use, the telnet application ma y hav e logging and note taking capability . If so , enable these modes. 9. Navigate through the Aironet Access P oint menu to the link test option. See the appropriate Access P oint T echnical Refer[...]

Utilities 4-4 Using Windo ws 95 or Windo ws 98 to Perf orm a Link T est Y ou ma y use either : • T elnet • The link test or site sur v ey commands in WinDGS • Linkscope[...]

Utilities 4-5 Link T est Command in WinDGS WinDGS ma y be used to assess the performance of RF links. TCP/IP protocol must be installed to run this link test. See the Help section of Windows 95/98/NT for more inf or- mation on installing and setting up TCP/IP . An IP address must also be configured f or the Access P oint. 1. F rom the link test co[...]

Utilities 4-6 2. Once the parameters ha ve been entered, clic k on the Star t button at the bottom of the dialog bo x to star t the link test. When the link test is r unning, nec- essar y statistics will be displa yed and updated peri- odically . 3. T o stop the link test, click on Stop , OK, or Cancel at the bottom of the dialog bo x. Once the lin[...]

Utilities 4-7 Signal strength is displa yed along the v er tical axis of the graphical displa y . Signal quality is displa yed along the horizontal axis. The combined result is represented by a diagonal line . The Aironet Access P oint associat- ing with the PC Card is indicated along the bottom of the displa y as well as its MA C address. F or mor[...]

Utilities 4-8 Loading Ne w Firmware V ersions The firmware is contained in the card’ s flash memory . Flash memor y allo ws for easy updating of the firmware as neces- sar y . Upgrading Firmware f or Windows 95 or Windows 98 The WinDGS program is used to load new firmware. T o load new firmware: 1. Make sure the PC Card is up and running. 2.[...]

Utilities 4-9 Loading Firmware f or Windows 3.11 and DOS The FLSH3545.COM program is used to load ne w firmware to systems operating under DOS and Windows 3.11. T o load new firmware: 1. Bef ore upgrading the firmware, uninstall the driv er or reboot the computer and do not load the driver during the boot process. 2. T ype FLSH3545 at the DOS pr[...]

Utilities 4-10[...]

Error Messages and Trouble Shooting 5-1 Section 5 Err or Messages and T r ouble Shooting The Wireless LAN Adapter provides LED messages and error codes. This section provides the general procedures f or correcting common problems encountered when installing the PC Card system. Indicator LEDs The PC Card has two indicator LEDs (green and amber) loca[...]

Error Messages and Trouble Shooting 5-2 T ab le 5.1 – Green LED Operating Messages T ab le 5.2 – Amber LED Operating Messages Green LED Condition Off No power or error Flashing Quickly P ower on, self-test OK, scanning for netw ork Flashing Slowly Associated with an infrastructure network Amber LED Green LED Condition Flashing Continuously on o[...]

Error Messages and Trouble Shooting 5-3 If Y our Radio Fails to Estab lish Contact • Change your location or the location of the antenna b y a f ew f eet and tr y again. • Make sure the antenna is securely attached. • Make sure the PC Card is securely inserted in the PC Card slot. • Make sure the receiving equipment is turned on and operati[...]

Error Messages and Trouble Shooting 5-4[...]

PC Card Specifications A-1 Appendix A PC Car d Specifications LAN Drivers Supported T ab le A.1 – Suppor ted Driver s Protocol Operating System ODI DOS based driver f or Novell Netw are NDIS 2 MS DOS, Windows 3.xx NDIS 3 Windows 95, Windows 98, Windows NT P acket MS DOS, Windows 3.xx[...]

PC Card Specifications A-2 Radio Specifications T ab le A.2 – Radio Specifications Item Specification Description Radio T ype Direct Sequence 2.4 GHz ISM Band Operating F requency 2400-2497 Nor th American, ETSI, and Japan channel cov erage, factory configurable FCC ID LOZ102034 (4500) FCC approv al LOZ102035 (4800) Channeling 5 MHz increment[...]

PC Card Specifications A-3 P ower Requirements T ab le A.3 – P ower Requirements Ph ysical Specifications T ab le A.4 – Physical Characteristics Specification V alue Operational V oltage 5.0V ± 0.25 V olts Receive Mode Current 260 mA (4500) 280 mA (4800) High P o wer T ransmit Mode Current 490 mA (4500) 490 mA (4800) Sleep Mode Current 5 mA [...]

PC Card Specifications A-4 Mechanical Description Figure A.1 – Mechanical Outline RF CONN. (2) .196 LED LOC'N (2) J1 and J2 provided for diversity antenna connections. If a special single-coax diversity antenna is required, use J1 exclusively. .750 3.370 2.126 J2 J1[...]

Using the WinDGS Utility B-1 Appendix B Using the WinDGS Utility WinDGS is used to perf or m user le vel diagnostics on your Aironet Wireless LAN Adapter Card in the Windo ws 95 or Windows NT operating system en vironment. Commands Menu The Commands Menu includes: • Select Card • Loading New Firmware • Edit Proper ties • Statistics • Stat[...]

Commands Menu B-2 Load New Firmware See Section 4 – Utilities f or more information on loading and upgrading firmware v ersions. Edit Pr oper ties WinDGS allows y ou to change the configuration parameters of your currently installed Aironet 4000 Series Wireless LAN Adapter. Depending on the pref erences you ha ve set, WinDGS can sav e the curre[...]

Commands Menu B-3 Link T est See Section 4 – Utilities f or information on using link test. Site Survey See Section 4 – Utilities f or information on using site sur v ey . Radio Off/On Radio Off/On allows y ou to selectively turn off or on the power to the r adio . T ur ning the radio off pre vents all RF energy from being transmitted b y the P[...]

Commands Menu B-4 Options Menu The Options Menu includes: • Pref erences • Screen Update Timer • Sav e Proper ties Options Preferences The WinDGS Preferences allow y ou to customize various parameters that control the operation of WinDGS. F or e xample, y ou can set the rate at which the v alues are updated in the status and statistics screen[...]

Edit Parameters B-5 Save Pr oper ties Options Use Sav e Proper ties Options to select the default oper a- tions f or saving the current adapter configuration. Choose either : • Save Pr operties to the Registr y : This option allows you to sa ve the configuration to the Windows Registr y . The configuration will be restored the ne xt time you r[...]

Edit Parameters B-6 System P arameters System parameters include: • Name • SSID • Network T ype (Infrastructure or Ad Hoc) • Constant A wake Mode (CAM) • P ower Sa ve Mode • F ast P ower Sa ve Mode • Maximum P ower Sa ve Mode Name The station name is displa y ed in the table of connected de vices on the Access P oint. It provides a lo[...]

Edit Parameters B-7 Network type (Ad Hoc Mode) This mode is used to set up a small, temporary network between two or more computers . For e xample, y ou might set up an ad hoc network between computers in a conf erence room so users can share information in a meeting. Constant A wake Mode (CAM) Constant A wake Mode is the normal mode for desktop ma[...]

Edit Parameters B-8 Maximum P ower Sa ve Mode Maximum P o wer Sa ve Mode (Max PSP Mode) can only be used in conjunction with PS or F ast PSP Modes.This mode allows the Aironet 4000 Series Wireless LAN Adapter to conser v e the most power while still main- taining an infrastructure connection. Using Max PSP Mode conser v es power but will reduce thr[...]

Edit Parameters B-9 Netw ork P arameters User modifiable par ameters are limited to the choice of MA C Address: • Factory MA C Address : This is the def ault MAC address which is guaranteed to be unique. Unless y ou hav e a very good reason to define your own MA C address, it is STR ONGL Y RECOMMENDED that you use the f actor y MA C address. ?[...]

Edit Parameters B-10 • Data Retries : This parameter defines the number of times a pack et will be re-sent if the initial transmission is unsuccessful. If the network protocol automatically re- tries itself, set this to a small v alue. A “bad” pack et sta- tus will be sent up the protocol stack more quic kly so the application can re-transmi[...]

Edit Parameters B-11 Adv anced (Infrastructure) The f ollowing parameters are contained in both the Infr a- structure and Ad Hoc Modes: • Antenna Mode • Specified Access P oint • R TS Threshold • R TS Retr y Limit Antenna Mode Three options are av ailable f or the type of antenna you hav e connected to the Aironet 4000 Ser ies Wireless LAN[...]

Edit Parameters B-12 • Left Antenna Only (J2) : Choose this option if the antenna you are using is connected to the left hand antenna por t and you are not using the standard Snap-On antenna. This tells the PC Card not to attempt to communicate using the right hand antenna por t since no antenna is connected to it. Specified Access P oint This p[...]

Edit Parameters B-13 RTS Retry Limit This parameter controls the number of times the PC Card will re-send the R TS pack et if it does not receiv e a CTS from the pre viously sent RTS pac ket. Setting this to a large value will decrease the a vailab le bandwidth whene ver interf erence is encountered, but will make the system more immune to interf e[...]

Edit Parameters B-14 Beacon P eriod This parameter specifies the duration betw een beacon pack ets that are used by IEEE 802.11 systems to synchronize the “hops” (change to another frequency). The beacon pack et contains timing inf or mation and hop pattern information that is broadcast over the airw av es. Any station that can hear the beacon[...]

Appendix C C-1 T ested T o Comply With FCC Standards FOR HOME OR OFFICE USE Appendix C Manufacturer s Federal Communication Commission Declaration of Conf ormity Statement Models: PC4500, PC4800 Manufacturer: Aironet Wireless Comm unications, Inc. 3875 Embassy Parkwa y Akron, OH 44333-8357 330-664-7900 This device complies with P ar t 15 rules. Ope[...]

Appendix C C-2 Department of Communications—Canada Canadian Compliance Statement This Class B Digital apparatus meets all the requirements of the Canadian Interference - Causing Equipment Regulations . Cet appareil numerique de la classe B respecte les exigences du Reglement sur le material broilleur du Canada. This device complies with RSS-210 o[...]

Appendix C C-3 European T elecommunication Standards Institute Statement of Compliance Information to User This equipment has been tested and found to comply with the European T elecommunications Standard ETS 300.328. This standard co vers Wideband Data T ransmission Systems ref erred in CEPT recommendation T/R 10.01. This type accepted equipment i[...]

Appendix C C-4 Declaration of Conformity Aironet Model Number: PC4500 Radio CE T ype Certificate Number: Radio T ype Approval Examiniation Number: BCL/EC/98-0309/B CPC/ARLAN/DK/9815 Application of Council Directive: Application of Council Directive: 89/336/EEC 72/23/EEC Standards which Conformity is Declared: Manufacturer: Aironet Wireless Communic[...]

Appendix C C-5 Declaration of Conformity Aironet Model Number: PC4800 Radio CE T ype Certificate Number: Radio T ype Approval Examiniation Number: Application of Council Directive: Application of Council Directive: 89/336/EEC 72/23/EEC Standards which Conformity is Declared: Manufacturer: Aironet Wireless Communication 3875 Embassy Parkway Akron, O[...]

Appendix C C-6[...]

Appendix D D-1 Appendix D T echnical Suppor t Communications Use the f ollowing inf ormation to contact the Aironet T echnical Suppor t group: T elephone - (330) 664-7903 F ax - (330) 664-7990 e-mail - techsupp@aironet.com W eb Site F or additional product information and technical sup- por t, including the capability to download ne w fir mware an[...]