Aironet Lan Adapter manuale d’uso

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

Air onet Wireless Comm unications, Inc. No par t of this document ma y be reproduced or transmitted in any means , elec- tronic or mechanical, f or any purpose, without the written per mission of Aironet. Inf ormation in this document is subject to change without notice. Aironet makes no representation or warr anties 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 y our 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 [...]

About the User’s Guide and Technical Reference Manual viii Appendix A – Specifications – provides r adio and physical 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 Ref erence Manual, it is impor tant to understand the symbol and f or matting conv entions used in the documentation. The f ollowing symbols are used in the guide . Con vention T ype of Information Indicates a note [...]

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 pro vides transparent wireless data communications betw een fix ed, por tab le , or mobile de vices and other wireless de vices or a wired networ[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-2 Safety Inf ormation The FCC with its action in ET Doc k et 96-8 has adopted a saf ety standard f or human e xposure to radio frequency (RF) electromagnetic energy emitted b y FCC cer tified equip- ment. The Aironet products meet the uncontrolled environ- mental limits f ound in OET -65 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) a wa y from your body . Dipole Antenna Alwa ys or ient antenna such that it is at least 15 cm (6 inches) a wa 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 Br idge f or additional inf or mation.[...]

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 o v er a half-duple x radio channel operating up to 2 Megabits per second (Mbps) f or the PC4500 or up to 11 Mbps f or the PC4800. Direct Sequence Radio[...]

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 v ar iety of infrastructure configurations. Aironet Access P oints (AP4500 and AP4800) provide connections to Ether net or T ok en Ring Networks. When using the Airo- net standard de vice dr iv ers , the P[...]

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 radio r ange is achie v ed at the low est workab le data rate . There will be a decrease in receiv er thresh[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-8 Link T est The link test tool is used to deter mine RF cov erage . 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 ve[...]

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 f ollowing terminology: Association – Each root unit or repeater in the infrastructure contains an association table that controls the routing of pac k ets between the Access P oint and the wirele[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-10 P ower Sa ving Protocol (PSP) and Non-P ower Saving Pr otocol – The P ow er 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 ow er Sa ving Protocol to communicate with the netw ork,[...]

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 v ar iety of network system configurations. Aironet Access P oints (AP4500 or AP4800) provide connections to y our Ether net or T ok en Ring networks or act as repeaters increasing wireless communication[...]

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 ok en Ring LAN), b ut functions as a hub linking all stations together . This configura[...]

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 tw o or more Aironet Access P oints on a LAN. The Aironet roaming protocols allow remote w or kstations to mov e from one microcell domain to another . The proc[...]

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 r ange of y our infr astructure, or to ov ercome an RF b loc king obstacle. The repeater for- wards tr affic between the Aironet 4000 Ser ies Wireles[...]

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 variety of cov erage alternatives and fle xibility . The system can be designed to provide a wide cov erage area with minimal o v er lap (Figure 1.5) or cov erage with hea vy ov er[...]

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 er lap in co v erage area is nearly maximized, a large number of mobile stations can be suppor ted in the same wireless infrastr ucture . How- e ver , units in ov erlapping cov erage areas on the same fr[...]

Welcome to the Aironet 4000 Series Wireless LAN Adapter 1-17 Figure 1.7 - Multiple Overlapping Systems Co verage Option Multiple systems can operate in the same vicinity . The architecture provides m ultiple channels, which can e xist in the same area with vir tually no interference to each other . In this mode, each system m ust be configured wit[...]

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 de vice (desk- top personal computer , notebook, laptop computer , por tab le or hand-held de vice), the de vice must be equipped with an inter nal or e xter nal PC Card T ype II or T ype III slot. All dr iv- ers and suppor ting software (card and soc k et [...]

Installing the Hardware 2-3 Figure 2.1 - Overview of the 4000 Series PC Car d Antenna Connector s The PC Card has two f emale MicroMate antenna connec- tors on one end. All antennas and cab les attached to the PC Card must be equipped with male MicroMate connec- tors. The two antenna connectors allo w a Diversity Antenna or two separ ate antennas t[...]

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 a wkward 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 you need to change the antenna, the Adapter should be remov ed from the PC Card slot bef ore removing[...]

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 a wa 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 A CKET , NDIS2, NDIS3 and ODI drivers allo wing operation under DOS, Windows 3.x, Windows f or W orkgroups, Windo ws 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 t[...]

Installing the Software 3-2 The driver disk shipped with the Wireless LAN Adapter is organized as f ollows: T able 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 fir mware 45C???.BIN Latest fir mware release NDIS2 Director y containing [...]

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

Installing the Software 3-4 Windo ws 95 or Windo ws 98 NDIS3 Installation T o complete the installation of the PC Card under Windows 95 or Windows 98, mak e sure that the PC Card dr iv er 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, follo w the instr uctions f ound in the[...]

Installing the Software 3-5 Choosing the adapter from the Network Icon and selecting Proper ties will allow the setting of additional parameters . See Driver K eyw ords and Settings f or inf or mation on these settings.[...]

Installing the Software 3-6 Windo ws NT NDIS3 Installation T o complete the installation of the PC Card using Windows NT , verify PCMCIA card and soc k et ser vices are enab led using De vices in the Control P anel. 1. Shutdown the Windows NT w orkstation. 2. Inser t the Wireless LAN Adapter into one of the PC Card slots. 3. P ower up the Windows N[...]

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

Installing the Software 3-8 Windo ws f or W orkgr oups NDIS2 Installation 1. P ower on y our computer and star t Windows f or W or kgroups . 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 Netw ork . Select OK . 5. Under Network Set[...]

Installing the Software 3-9 DOS NDIS2 Installation The Aironet Wireless LAN Adapter can be installed in a NetBIOS compliant DOS en vironment 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 a[...]

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 par ameters, edit the PR O T OCOL.INI file in the network director y . F or a list of parameters which can be modified, see T ab le 3.2. 6. Reboot y our compu[...]

Installing the Software 3-11 DOS P ac ket 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 able 3.3 - Minim um A WCPKT .INI Driver Settings Additional v ar iables defined in the f ollo wing section ma y also be used[...]

Installing the Software 3-12 4. If y ou would lik e to modify the PC Card system parame- ters, edit the A WCPKT .INI file. For a list of par ameters which can be modified, see T ab le 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 en vironment such as Nov ell NetW are. T able 3.4 - Minim um NET .CFG Driver Settings 1. P ower on y our computer . 2. Cop y the ODIA WCO45C .COM dr iv er from the Aironet Driver disk ette to the director y containing the networ k files. 3. [...]

Installing the Software 3-14 General Inf ormation • A WCPKT .INI file must ha ve a section header of [A WCPKT]. • PR O T OCOL.INI file can ha v e any section header , but the section must contain the k eyw ord and parameter DRIVERNAME=ìA WC2N45C$î. • NET .CFG file m ust ha v e a section header of [Link Driver A WCO45C]. NO TE: These line[...]

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 str ing parameters , the string can be enclosed with doub le quotes or single quotes. If a str[...]

Installing the Software 3-16 Driver K e yw or ds and Settings The def ault PC Card configuration is set to: • Constant A wak e Mode • Infrastructure Mode – This allows association with any Aironet Access P oint matching the SSID supplied by the user • The f actor y supplied networ k address • Receiv e directed pack ets to this address as[...]

Installing the Software 3-17 The f ollowing tab les contain k eywords and par ameter set- tings common to both the NDIS2 PR O T OCOL.INI, ODI NET .CFG, and the PKT A WCPKT .INI configur ation files. Basic system operation can be adjusted with the f ollowing parameters . T able 3.5 - General Netw ork Keyw ords Ke ywor ds V alue Description INFRAST[...]

Installing the Software 3-18 Network perf or mance can be optimized with the f ollowing v ar iables . T able 3.6 - Ad v anced Network K eyw ords Ke ywor ds V alue Description LONGRETR YLIMIT 0 – 255 Optional – specifies the number of times an unfragmented pac ket will be retried before the pac k et is dropped and a transmit error is repor ted [...]

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 able 3.7 - Fra gmentation Ke ywor ds Ke ywor ds V alue Description FRA GTHRESHOLD 256 – 2312 (must be e v en) Optional – specifies the fragmenta- tion size in b ytes. F rames longer than this v alue will be transmit[...]

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

Installing the Software 3-21 T able 3.8 - P ower Management Ke ywor ds (Continued) Ke ywor ds V alue Description F ASTLISTENTIME 0 – 0xFFFF Deter mines how often to a waken 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 able 3.9 - Scanning K e yw or ds Ke ywor ds V alue Description SCANMODE A CTIVE, P ASSIVE, AD V ANCED Optional – parameter to determine the current scanning mode to be used by the PC Card (def ault is A CTIVE). BEA CON[...]

Installing the Software 3-23 Additional system perf or mance adjustments can be made with the f ollowing parameters . T able 3.10 - Infrastructure K e yw or ds Ke ywor ds V alue Description SSID 1 to 32 charac- ter string This parameter must match the SSID of the system f or proper infra- structure operation. BEA CONLOSTTIME 0 – 0xFFFF Optional ?[...]

Installing the Software 3-24 T able 3.10 - Infrastructure K e yw or ds (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 a v ail- able Access P oints (with matching SSID) (def ault is 10,000 K µ sec [10 sec]). A UTHTIME[...]

Installing the Software 3-25 Ad hoc system operation is accomplished with the f ollo wing group of v ar iab les . T able 3.11 - Ad Hoc K e yw or ds Ke ywor ds V alue Description JOINNETT O 0 – 0xFFFF Optional – determines the amount of time that an ad hoc station will scan bef ore star ting its own netw ork (def ault is 10,000 K µ sec [10 sec][...]

Installing the Software 3-26 The f ollowing is a list of k e ywords 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 consecutiv e 16-bit I/O por ts, one non-sharab le Interr upt and one PC Card type II slot. If y ou are using card ser vices, th[...]

Installing the Software 3-27 T able 3.12 - PC Car d Keyw ords Ke ywor ds V alue Description POR TBASE 0 – 0xFFFF Optional – specifies the star ting address f or a bloc k of 64 consecu- tiv e 16-bit I/O por ts. Make sure the bloc k of I/O addresses does not ov er lap the address of another de vice in the machine. This can be used to ov err ide [...]

Installing the Software 3-28[...]

Utilities 4-1 Section 4 Utilities This section describes procedures for using utilities and updating fir mware depending on the oper ating 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 ne w fir mware[...]

Utilities 4-2 The link test tool helps deter mine the RF network cov erage . The results of the link test will help eliminate low RF signal le v el areas that can result in loss of connection between the PC Card and the Aironet Access P oint. It is impor tant to remember the information being displa y ed 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. Na vigate through the Aironet Access P oint menu to the link test option. See the appropriate Access P oint T echnical Ref[...]

Utilities 4-4 Using Windows 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 e y commands in WinDGS • Linkscope[...]

Utilities 4-5 Link T est Command in WinDGS WinDGS ma y be used to assess the perf or mance of RF links. TCP/IP protocol must be installed to run this link test. See the Help section of Windows 95/98/NT f or 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[...]

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 running, nec- essar y statistics will be displa yed and updated peri- odically . 3. T o stop the link test, clic k 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 gr aphical displa y . Signal quality is display ed along the horizontal axis. The combined result is represented b y 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 mo[...]

Utilities 4-8 Loading Ne w Firmware V er sions The fir mware is contained in the card’ s flash memor y . Flash memor y allows f or easy updating of the fir mware as neces- sar y . Upgrading Firmware f or Windows 95 or Windo ws 98 The WinDGS progr am is used to load ne w fir mware . T o load ne w fir mware: 1. Mak e sure the PC Card is up and[...]

Utilities 4-9 Loading Firmware f or Windows 3.11 and DOS The FLSH3545.COM progr am is used to load new fir mw are to systems operating under DOS and Windows 3.11. T o load ne w fir mware: 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 DO[...]

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 gener al procedures f or correcting common problems encountered when installing the PC Card system. Indicator LEDs The PC Card has two indicator LEDs (g reen and amber) lo[...]

Error Messages and Trouble Shooting 5-2 T able 5.1 – Green LED Operating Messa ges T able 5.2 – Amber LED Operating Messa ges Green LED Condition Off No pow er or error Flashing Quickly P ow er on, self-test OK, scanning f or network Flashing Slowly Associated with an infrastructure network Amber LED Green LED Condition Flashing Continuously on[...]

Error Messages and Trouble Shooting 5-3 If Y our Radio Fails to Estab lish Contact • Change y our location or the location of the antenna b y a f ew f eet and tr y again. • Mak e sure the antenna is securely attached. • Mak e sure the PC Card is securely inser ted in the PC Card slot. • Mak e sure the receiving equipment is tur ned on and o[...]

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

PC Card Specifications A-1 Appendix A PC Car d Specifications LAN Driver s Suppor ted T able A.1 – Supported Drivers Pr otocol 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 able 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 co v erage , f actor y configurab le FCC ID LOZ102034 (4500) FCC approv al LOZ102035 (4800) Channeling 5 MHz incre[...]

PC Card Specifications A-3 P o wer Requirements T able A.3 – P ower Requirements Ph ysical Specifications T able A.4 – Ph ysical Characteristics Specification V alue Operational V oltage 5.0V ± 0.25 V olts Receiv e Mode Current 260 mA (4500) 280 mA (4800) High P ower 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 v el diagnostics on your Aironet Wireless LAN Adapter Card in the Windows 95 or Windows NT oper ating system environment. Commands Men u The Commands Menu includes: • Select Card • Loading Ne w Fir mware • Edit Proper ties • Statistics • S[...]

Commands Menu B-2 Load Ne w Firmware See Section 4 – Utilities f or more inf or mation on loading and upgr ading fir mware v ersions. Edit Pr oper ties WinDGS allows y ou to change the configuration parameters of y our currently installed Aironet 4000 Series Wireless LAN Adapter. Depending on the pref erences you ha ve set, WinDGS can sa v e th[...]

Commands Menu B-3 Link T est See Section 4 – Utilities f or inf or mation on using link test. Site Survey See Section 4 – Utilities f or inf or mation on using site sur v e y . Radio Off/On Radio Off/On allows y ou to selectiv ely tur n off or on the pow er to the radio . T urning the radio off pre v ents all RF energy from being transmitted b [...]

Commands Menu B-4 Options Men u The Options Menu includes: • Pref erences • Screen Update Timer • Sa v e Proper ties Options Preferences The WinDGS Pref erences allow y ou to customiz e v ar ious parameters that control the oper ation of WinDGS . F or e xample, y ou can set the rate at which the v alues are updated in the status and statistic[...]

Edit Parameters B-5 Sa ve Pr oper ties Options Use Sa v e Proper ties Options to select the def ault opera- tions f or saving the current adapter configur ation. Choose either : • Save Pr oper ties to the Registry : This option allows y ou to sa v e the configuration to the Windows Registr y . The configuration will be restored the ne xt time [...]

Edit Parameters B-6 System P arameter s System parameters include: • Name • SSID • Network T ype (Infrastructure or Ad Hoc) • Constant A wak e Mode (CAM) • P ower Sa ve Mode • F ast P ow er Sa v e Mode • Maximum P ow er Sa ve Mode Name The station name is displa yed in the tab le of connected de vices on the Access P oint. It provides[...]

Edit Parameters B-7 Netw ork type (Ad Hoc Mode) This mode is used to set up a small, temporar y network between tw o or more computers. F or example , you might set up an ad hoc network between computers in a conf erence room so users can share inf or mation in a meeting. Constant A wake Mode (CAM) Constant A wak e Mode is the nor mal mode f or des[...]

Edit Parameters B-8 Maxim um P ower Sa ve Mode Maximum P ow er Sav e 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 pow er while still main- taining an infrastructure connection. Using Max PSP Mode conser v es pow er but will reduce[...]

Edit Parameters B-9 Netw ork P arameters User modifiab le parameters are limited to the choice of MA C Address: • F actory MA C Address : This is the def ault MA C address which is guaranteed to be unique . Unless y ou ha v e a ver y good reason to define y our own MA C address, it is STR ONGL Y RECOMMENDED that you use the f actor y MAC addres[...]

Edit Parameters B-10 • Data Retries : This parameter defines the n umber of times a pac k 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” pac k et sta- tus will be sent up the protocol stac k more quic kly so the application can re-tra[...]

Edit Parameters B-11 Ad v 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 a v ailable f or the type of antenna you ha v e connected to the Aironet 4000 Ser ies Wireless [...]

Edit Parameters B-12 • Left Antenna Only (J2) : Choose this option if the antenna y ou 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 [...]

Edit Parameters B-13 R TS Retry Limit This parameter controls the n umber of times the PC Card will re-send the R TS pac ket if it does not receiv e a CTS from the pre viously sent R TS pac k et. Setting this to a large v alue will decrease the av ailable bandwidth whene ver interf erence is encountered, but will mak e the system more immune to int[...]

Edit Parameters B-14 Beacon P eriod This parameter specifies the dur ation between beacon pac k ets that are used b y IEEE 802.11 systems to synchronize the “hops” (change to another frequency). The beacon pac k et contains timing inf or mation and hop patter n inf or mation that is broadcast ov er the airwa v es. Any station that can hear the[...]

Appendix C C-1 T ested T o Comply With FCC Standards FOR HOME OR OFFICE USE Appendix C Manufacturer s Federal Communication Commission Dec laration of Conf ormity Statement Models: PC4500, PC4800 Manufacturer: Aironet Wireless Communications, Inc. 3875 Embassy P arkwa y Akron, OH 44333-8357 330-664-7900 This de vice complies with P ar t 15 r ules. [...]

Appendix C C-2 Depar tment of Comm unications—Canada Canadian Compliance Statement This Class B Digital apparatus meets all the requirements of the Canadian Interf erence - Causing Equipment Regulations . Cet appareil numerique de la classe B respecte les e xigences du Reglement sur le material broilleur du Canada. This de vice complies with RSS-[...]

Appendix C C-3 Eur opean T elecommunication Standar ds Institute Statement of Compliance Inf ormation to User This equipment has been tested and f ound to comply with the European T elecommunications Standard ETS 300.328. This standard cov ers Wideband Data T ransmission Systems referred in CEPT recommendation T/R 10.01. This type accepted equipmen[...]

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 ec hnical Suppor t Comm unications Use the f ollowing inf or mation 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 inf or mation and technical sup- por t, including the capability to download ne w firmwar[...]