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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Black Box LW004A. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Black Box LW004A o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Black Box LW004A descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Black Box LW004A dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Black Box LW004A
- nome del fabbricante e anno di fabbricazione Black Box LW004A
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Black Box LW004A
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Black Box LW004A non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Black Box LW004A e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Black Box in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Black Box LW004A, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Black Box LW004A, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Black Box LW004A. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500 ) FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mailing address: Black Box Corporation , 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com PWR WLNK [...]
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Pagina 2
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Pagina 3
1 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES FEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interferen[...]
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Pagina 4
2 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia[...]
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Pagina 5
3 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 10. El equipo eléctrico deber ser situado fuera del alcance de fuentes de calor como radiadores, registros de calor, estufas u otros aparatos (incluyendo amplificadores) que producen calor . 11. El aparato eléctrico deberá ser connectado a una fuente de poder sólo del tipo descrito en el in[...]
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Pagina 6
4 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES TRADEMARKS Apple ® is a registered trademark of Apple Computer, Inc. Digital™ is a trademark of Digital Equipment Corporation. HP ® is a registered trademark of Hewlett-Packard. IBM ® is a registered trademark of International Business Machines Corporation. Windows ® is a registered trade[...]
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Pagina 7
5 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Contents 1. Specifications..............................................97 2. Quick-Start Setup and Operation for the Hub .................................................14 3. Introduction ...............................................16 3.1 The 3-Mbps Wireless Ethernet Product Line .........[...]
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Pagina 8
6 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1 Accessing Advanced Setup Functions ............................................80 5.1.1 Hub Main Menu .......................87 5.1.2 System Configuration Menus........................................89 5.1.3 Current Station Parameters .....90 5.1.4 IP Related Items .......................9[...]
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Pagina 9
7 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 1. Specifications NOTE All specifications apply to Hub models LW001A, LW005A, and LW007A, Adapter models LW002A, LW003A, LW008A, and LW009A, and Bridge models LW004A and LW010A, unless otherwise noted. Radio/Modem Frequency —2.4 to 2.4835 GHz Radio type —Spread spectrum, Frequency Hopping T[...]
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Pagina 10
8 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Range, open air (LW004A, LW010A) —Up to 7 miles (10 km) Antenna diversity— LW001A, LW002A, LW003A, LW005A: 2 attached antennas, 2 dBi omni; LW007A, LW008A, LW009A: 2 detached antennas, 2 dBi omni; LW004A: 1 or 2 attached antennas, 2 dBi omni; LW010A: 1 or 2 detached antennas, 2 dBi omni Opt[...]
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Pagina 11
9 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Standards— IEEE 802.3, IEEE 802.1d, Transparent to network protocols (IP, IPX, Appletalk, OSI, NetBIOS, DECnet, etc.) LED Indicators (LW001A, LW005A, LW007A): Power and Self-Test —PWR Wired LAN activity —ETHR Radio Interference —INFR Wireless LAN load (3 LEDs) —H (High), M (Medium), L[...]
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Pagina 12
10 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Security (LW004A, LW010A): Encryption —802.11 compatible Authentication —Network ID, Password Management (LW001A, LW005A, LW007A): SNMP agent —MIB-II, bridge MIB, Radio MIB Wired Ethernet, serial SLIP, and wireless management access Software download by TFTP Local monitor (RS-232) Manage[...]
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Pagina 13
11 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Management (LW003A, LW009A): SNMP agent —MIB-1 and II, bridge MIB, Private MIB Wired Ethernet, serial SLIP, and wireless management access Software downloaded by TFTP Management (LW004A, LW010A): SNMP agent —MIB-II, bridge MIB, Radio MIB Wired Ethernet, serial SLIP, and wireless management[...]
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Pagina 14
12 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Dimensions 5.1”H x 3.4”W x 1.2”D (13 x 8.6 x 3 cm) Weight 1 lb. (0.45 kg) Environmental Operating temperature —32° to 105° F (0° to 40° C) Operating humidity —5% to 95% non-condensing Immunity Will maintain link under all conditions —Per EN 50082-1[...]
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Pagina 15
13 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Approvals (LW001A, LW005A, LW007A): UL 19.50 FCC Part 15 ETS 300-328 VDE Class B CE Approvals (LW002A, LW003A, LW004A, LW008A, LW009A, LW010A): UL, UL/C, TUV/GS FCC Part 15 ETS 300-328 VDE Class B[...]
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Pagina 16
14 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 2. Quic k Star t Setup and Operation f or the Hub Use the following steps to get up and running with your 3-Mbps Wireless Ethernet Hub. (For more detailed procedures, see Section 4.1 .) 1. Position the Hub in a high, central location, well away from moving objects and metal furniture. NOTE Whe[...]
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Pagina 17
15 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4. Check the function of the Hub using the front-panel LED indicators as follows: • PWR—Power supply • INFR—Radio interference • ETH—Ethernet activity • LOAD—Number of associated stations (Low, Medium, High)[...]
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Pagina 18
16 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 3. Intr oduction 3.1 The 3-Mbps Wireless Ethernet Product Line The Wireless Ethernet product line contains the following units: • Wireless Ethernet Hub (LW001A, LW005A, or LW007A) • Wireless Ethernet Workstation Adapter (LW002A or LW008A) • Wireless Ethernet Four-Port Workstation Adapter[...]
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Pagina 19
17 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES The LW001A and LW007A function exactly the same way, but the LW001A has permanently attached antennas, and the LW007A has detachable antennas. A third Hub, LW005A (which is covered in a separate manual), has the same hardware as the LW007A, but different software. It works with portable comput[...]
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Pagina 20
18 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 3-1. Wireless Ethernet Hub (LW001A or LW007A) Installed on Wall. The Wireless Ethernet Hub contains an embedded SNMP agent that lets you manage it from the LAN Management Information Base. Software upgrades are downloaded by TFTP.[...]
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Pagina 21
19 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 3-2. Wireless Ethernet Hub (LW001A or LW007A) Installed on Shelf.[...]
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Pagina 22
20 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES W IRELESS E THERNET W ORKSTATION A DAPTER (LW002A OR LW008A) The LW002A is a wireless LAN adapter that converts any 10BASE-T Ethernet equipped computer (including PCs, X-Terminals, Digital™, Sun, HP ® , IBM ® , and Apple ® ), into a wireless LAN station. The LW002A is transparent to the c[...]
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Pagina 23
21 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 3-3. Workstation Adapter (LW002A or LW008A). The network stays connected while you roam between overlapping coverage areas; plus, you get continuous transmission and reception while moving at high speed without losing or duplicating data packets.[...]
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Pagina 24
22 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES W IRELESS E THERNET 4-P ORT W ORKSTATION A DAPTER (LW003A OR LW009A) The Wireless Ethernet 4-Port Workstation Adapter (LW003A) is a wireless LAN adapter that connects a workgroup of up to four 10BASE-T Ethernet equipped workstations to the wireless LAN. Workstations that can be converted by th[...]
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Pagina 25
23 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES The 4-Port Workstation Adapter contains an embedded SNMP agent and software downloading capabilities that let you manage it from the LAN Management Information Base. Figure 3-4. 4-Port Workstation Adapter (LW003A or LW009A).[...]
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Pagina 26
24 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES W IRELESS B RIDGE (LW004A OR LW010A) The Wireless Bridge (LW004A) is a high-speed, wide- range wireless LAN bridge that provides connectivity to remote Ethernet networks. The LW004A and LW010A function exactly the same way, but the LW004A has permanently attached antennas, and the LW010A has d[...]
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Pagina 27
25 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES PCMCIA W IRELESS A DAPTER (LW006A) The LW006A adapter, which is covered in detail in a separate user manual, gives the portable computer user complete mobility, allowing seamless roaming throughout the wireless LAN campus. The PCMCIA Wireless Adapter converts any portable computer (notebook, l[...]
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Pagina 28
26 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 3-5. PCMCIA Wireless Adapter (LW006A). W IRELESS B RIDGE FOR PCMCIA A DAPTER (LW005A) The Wireless Bridge for PCMCIA Adapter is covered in a separate user manual. O PTIONAL A NTENNAS (LW011A AND LW012A) The 6 dBi Omnidirectional Antenna (LW011A) and the Unidirectional Antenna (LW012A) w[...]
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Pagina 29
27 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 3.2 Features of Wireless Ethernet LANs • Saves cabling costs— The wireless Ethernet LAN saves you cabling costs that can amount to up to 40% of your LAN installation cost. • Plug-and-play installation —No additional software or hardware installation is required. After connecting the un[...]
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Pagina 30
28 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • Workstation mobility— Notebook and pen-based computer users can roam throughout the Wireless Ethernet campus. As long as the coverage areas are overlapping this mobility is seamless. Users maintain their network connection while roaming from cell to cell. • Quickly extends wired LAN ?[...]
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Pagina 31
29 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4. Setting Up the LAN 4.1 Installing the Hub Follow these steps: • Check the package contents. • Choose the best location to place the Hub. • Connect to the power supply. • Connect to the Ethernet backbone. • Check functionality using the LED indicators. Step 1: Check to make sure th[...]
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Pagina 32
30 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • A monitor connector cable. (This is for connecting the Hub and the Workstation Adapter [LW002A, LW003A, LW008A, or LW009A] to a monitor for performing the advanced setup functions described in Chapter 5 ). • This user’s manual. If anything is missing from your package, please contact y[...]
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Pagina 33
31 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Antennas Make sure the antennas are extended vertically in relation to the floor. Central Location Install the Hub in a central location in the coverage area you intend to include in the cell. Good positions are: • At the center of a large room. • At the center of a corridor. • At the in[...]
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Pagina 34
32 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Heat Sources Keep the Hub well away from sources of heat, such as radiators, air-conditioners etc. Microwave Ovens Place the Hubs well clear of radiation sources that emit in the 2.4 GHz frequency band, such as microwave ovens.[...]
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Pagina 35
33 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 3: Connect the Hub to the Power Supply • Connect the supplied power transformer to an external power supply at 110 or 220 VAC. • The unit operates on a power input of 5 VDC (1200 mA). Figure 4-1. Connecting to Power Supply.[...]
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Pagina 36
34 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 4: Connect the Hub to the Ethernet Backbone Attach one end of a regular (uncrossed) Ethernet connector cable (not supplied) to the RJ-45 port on the back panel of the Hub (marked UTP). Attach the other end of the connector cable to any available Ethernet Hub outlet. Figure 4-2. Hub Back P[...]
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Pagina 37
35 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-3. Connecting the Hub to the Ethernet Backbone. Step 5: Check Hub Functionality Using LED Indicators The following aspects of Hub functionality are checked using the LEDs on the front panel. • Power supply • Radio interference • Ethernet activity • LAN load[...]
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Pagina 38
36 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-4. Front-Panel LED Indicators. PWR (Power supply; Power-on test) Off—During power-on Blinks—After failed power-on On—After successful power-on INFR (Radio interference) Off—No interference Blinks—Interference present ETHR (Ethernet activity) Off—No activity on the Ethernet[...]
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Pagina 39
37 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES LOAD (L,M,H) (No. of associated stations) No stations 1-4 stations 5-8 stations 9 or more stations QL T H M L QLT H M L QLT H M L QLT H M L[...]
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Pagina 40
38 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Verifying the Ethernet Connection Once the Hub is connected to an Ethernet outlet, the ETHR LED on the front panel will blink when sensing LAN traffic, thus verifying the Ethernet connection. 4.2 Installing the Workstation Adapter (LW002A or LW008A) Installing the Adapter is a plug-and-play pr[...]
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Pagina 41
39 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • Workstation Adapter (LW002A or LW008A), complete with two omnidirectional antennas. • 5 VDC power supply transformer. • This User’s Manual. Figure 4-5. Back Panel of the Adapter. Step 2: Connect the Adapter to the power supply. • Connect the power transformer to an external power o[...]
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Pagina 42
40 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-6. Connecting to the Power Supply.[...]
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Pagina 43
41 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 3: Connect the Adapter to your computer or workstation. • Connect the RJ-45 connector at one end of a regular (uncrossed) Ethernet cable, to the UTP port on the back panel of the Adapter. • Connect the RJ-45 connector on the other end of the Ethernet cable to the input socket of the E[...]
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Pagina 44
42 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 4: Position Your Adapter You will get the best results if you choose a position for your Adapter, keeping the following points in mind: • Metal Furniture— Position your Adapter well clear of metallic furniture and far from moving objects such as metallic fans or metallic doors. • Mi[...]
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Pagina 45
43 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • Ethernet activity detected. • Reception quality. Figure 4-8. Front-Panel LED Indicators. Front-Panel LED indicators PWR (Power supply; Power-on test): Off—During power-on Blinks—After failed power-on On—After successful power-on WLNK Off—Scanning for Hub On—Synchronized with Hu[...]
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Pagina 46
44 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES QLT (L, M, H)) Very-low-quality reception Low-quality reception Medium-quality reception High-quality reception NOTE The QLT LEDs will also not light if the workstation is not synchronized with a Hub. QL T H M L QLT H M L QLT H M L QLT H M L[...]
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Pagina 47
45 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4.3 Installing the 4-Port Workstation Adapter (LW003A or LW009A) The 4-Port Workstation Adapter (LW003A or LW009A) is a plug-and-play installation. All you need to get up and running is to connect the power supply to the Adapter and to connect the Adapter to your computer. You can make sure th[...]
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Pagina 48
46 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-9. Front and Back Panels of the 4-Port Workstation Adapter.[...]
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Pagina 49
47 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 2: Connect the Adapter to the power supply. • Connect the power transformer to an external power outlet at 110 or 220 VAC. • Connect the output jack of the power transformer to the DC input socket on the side panel of the Adapter. The unit operates on a power input of 5 VDC (1200 mA).[...]
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Pagina 50
48 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 3: Connect the 4-Port Adapter to your computer or workstation. • Connect the RJ-45 connector at one end of a regular (uncrossed) Ethernet cable, to any available port on the front panel of the Adapter. • Connect the RJ-45 connector on the other end of the Ethernet cable to the input s[...]
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Pagina 51
49 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-11. Connecting the Adapter to a Workstation.[...]
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Pagina 52
50 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 4: Position the 4-Port Adapter You will get the best results if you keep the following points in mind when you choose a position for your adapter: • Metal Furniture— Position your Adapter well clear of metallic furniture and far from moving objects such as metallic fans or metallic do[...]
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Pagina 53
51 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 5: Check functionality using the LED indicators. LEDs on the front and back panels of the Adapter indicate the following: Front-panel LED indicators: • Workstation connected. • Ethernet activity on each of the four ports. Figure 4-12. LED Indicators on the Front Panel of the 4-Port Wo[...]
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Pagina 54
52 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Back-panel LED indicators: • Power supply and self-test. • Wireless LAN link established by synchronization with a Hub. • Ethernet activity detected. • Reception quality. Figure 4-13. Indicators on the Back Panel of the 4-Port Workstation Adapter.[...]
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Pagina 55
53 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES PWR (Power supply; Power-on test): Off—During power-on Blinks—After failed power-on On—After successful power-on WLNK Off—Scanning for Hub On—Synchronized with Hub ETHR Off—No activity on the Ethernet port Blinks—Activity on the Ethernet port[...]
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Pagina 56
54 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES QLT (L, M, H)) Very-low-quality reception Low-quality reception Medium-quality reception High-quality reception NOTE The QLT LEDs will also not light if the workstation is not synchronized with a Hub. QL T H M L QLT H M L QLT H M L QLT H M L[...]
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Pagina 57
55 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4.4 Installing the Wireless Bridge (LW004A or LW010A) The Wireless Bridge (LW004A or LW010A) is a plug- and-play installation. All you need to get up and running is to connect the power supply to the Bridge and to connect the Bridge directly to the Hub or to any available outlet of the Etherne[...]
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Pagina 58
56 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-14. Front Panel of the Wireless Bridge. Step 2: Connect the Wireless Bridge to the power supply. • Connect the power transformer to an external power outlet at 110 or 220 VAC. • Connect the output jack of the power transformer to the DC input socket on the back panel of the Wirele[...]
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Pagina 59
57 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-15. Connecting to the Power Supply. Step 3: Connect the Wireless Bridge to the Hub or to any available outlet of the Ethernet LAN. • Connect the RJ-45 connector at one end of a regular (uncrossed) Ethernet cable, to the UTP port on the back panel of the Bridge.[...]
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Pagina 60
58 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • Connect the RJ-45 connector on the other end of the Ethernet cable to the Ethernet Hub or to any available Ethernet outlet. Figure 4-16. Connecting the Wireless Bridge to an Ethernet Hub or Outlet.[...]
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Pagina 61
59 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 4: Position the Wireless Bridge and the Antennas You will get the best results if you choose a position for your Wireless Bridge, keeping the following points in mind: • Antennas —For detailed information on selecting, installing and mounting antennas, see Section 4.9 . • Metal Furn[...]
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Pagina 62
60 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Step 5: Check functionality using the LED indicators. The following aspects of Wireless Bridge functionality are checked using the LEDs on the front panel. • Power supply and self-test • Wireless LAN link established by synchronization with a Hub • Ethernet activity detected • Receptio[...]
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Pagina 63
61 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Front-panel LED indicators: PWR (Power supply; Power-on test): Off—During power-on Blinks—After failed power-on On—After successful power-on WLNK Off—Scanning for Hub On—Synchronized with Hub ETHR Off—No activity on the Ethernet port Blinks—Activity on the Ethernet port[...]
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Pagina 64
62 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES QLT (L, M, H)) Very-low-quality reception Low-quality reception Medium-quality reception High-quality reception NOTE The QLT LEDs will also not light if the Bridge is not synchronized with a Hub. QL T H M L QLT H M L QLT H M L QLT H M L[...]
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Pagina 65
63 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4.5 Setting Up a Basic Wireless Ethernet Cell A basic Wireless Ethernet cell consists of an Hub and the wireless workstations associated with it. You can convert most workstations (PCs, X-Terminals, Apple, Digital, Sun, HP, IBM and others) that are equipped with an Ethernet network interface c[...]
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Pagina 66
64 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-18. Basic Wireless Ethernet Cell. To set up a basic Wireless Ethernet cell: 1. Place the Hub as high as possible on a wall or on a high stand, or attach it to the ceiling with a mounting bracket. 2. Follow the installation procedures described in Section 4.2 . 3. Install a Workstation[...]
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Pagina 67
65 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Use the LED Indicators on the front panel of the Workstation Adapter to check the received signal quality. The signal quality should be in the high to medium range. 4. Make any adjustments necessary. For example: • Adjust the antenna. • Adjust the location of the Workstation Adapter. • A[...]
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Pagina 68
66 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES - Wood, glass plastic and bricks reflect part of the radio signals and allow part of the signals to pass through them. - Water and objects containing a lot of moisture absorb a large part of the radio signals. Figure 4-19. Wireless Ethernet LAN in Typical Office Environment.[...]
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Pagina 69
67 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • Distance Between Cells —The distance between the cells varies according to the floor plan of the building and the nature of the indoor environment. Five general categories of areas can be classified: 1. Open Indoor Areas —Open office areas with no partitioning and no obstacles between [...]
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Pagina 70
68 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-20. Overlapping Wireless Ethernet Cells in Office Environment. 3. Closed Indoor Areas —A floor divided into Wireless Ethernet individual offices by concrete or masonry walls, or a house. Suggested maximum distance between Hub and workstation: 50 m (160 ft.) 4. Open Outdoor Areas —[...]
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69 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Suggested maximum distance between Hub and workstation: 1000 m (3200 ft.) With high-gain antennas: 1500 m (5000 ft.) 5. Obstructed Outdoor Areas —Outdoor areas with obstructed line-of-sight between the Hub and the Wireless Ethernet workstation. Suggested maximum distance between Hub and work[...]
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70 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES To set up two overlapping Wireless Ethernet cells: 1. Install the first Hub wireless Ethernet as high as possible on a wall, on a high stand, or attached to the ceiling, using the steps described in Section 4.1 . 2. Install the second Hub so that the two are closer together than the distance d[...]
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71 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 6. Temporarily disconnect the first Hub from the power supply. Verify a high to medium received radio signal from the second Hub. 7. Adjust the distance between the Hubs if necessary. The two coverage areas are now overlapping. 8. Continue setting up overlapping cells until the required area i[...]
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72 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-21. Basic Wireless Ethernet Cell. Once the Adapters establish association, you can communicate with all the other wireless stations in the cell and via the Hub’s Ethernet connection, with all the network facilities. Once the Bridge establishes association, the Hub starts forwarding [...]
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73 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 4.8 Associating with Other Hubs When two or more adjacent Hubs are positioned close enough to each other, a part of the coverage area of the Hubs will overlap. In high-traffic-density areas, Hubs are sometimes positioned so that all of their coverage areas overlap. A workstation situated in an[...]
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74 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 4-22. Associating with Different Hubs. 4.9 Antennas The Wireless Hub, Workstation Adapter, 4-Port Workstation Adapter, and Wireless Bridge are each available in two models that are identical except for their antennas. The Wireless Hub (LW001A), Workstation Adapter (LW002A), 4-Port Works[...]
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75 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES The Wireless Hub (LW007A), Workstation Adapter (LW008A), 4-Port Workstation Adapter (LW009A), and Wireless Bridge (LW010A) are all supplied with two customized female connectors for use with the external antennas, which you must order separately. • 6 dBi Omnidirectional Antenna (LW011A for u[...]
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76 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES USA (LW011A) 5 meters RG-214 cable complete with assembled sections and connectors: • SMA male connector on one end connects to the LW007A, LW008A, LW009A, or LW010A. • N-type connector on other end. Figure 4-23. One LW011A 6 dBi omnidirectional antenna connected to an LW010A external ante[...]
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77 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Europe (LW011AE) 3 meters RG-58 cable complete with assembled connectors: • SMA male connector on one end connects to the LW007A, LW008A, LW009A, or LW010A. • N-type male connector on the other end connects to antenna. 8.5 D B I U NIDIRECTIONAL A NTENNA (LW012A OR LW012AE) The 8.5 dBi Unid[...]
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78 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • SMA male connector on the other end connects to antenna. Figure 4-24. One LW012A 8.5 dBi unidirectional antenna connected to an LW010A external antenna port. Europe (LW011AE) 6 meters RG-58 cable complete with assembled connectors: • SMA male connector on one end connects to the LW007A, [...]
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79 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES • SMA male connector on the other end connects to antenna. • Range: 900 m PROFESSIONAL INSTALLERS ONLY Detached antennas, whether installed indoors or out, are to be installed ONLY by experienced antenna installers who are familiar with local buildings and safety codes, and wherever necess[...]
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80 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5. Adv anced Setup 5.1 Accessing Advanced Setup Functions The Wireless Ethernet product line has been designed as a plug-and-play solution, and will operate without any user intervention. However, you can change some of the default parameters to get additional functionality. There are two ways[...]
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81 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Local Monitor The local monitor allows you to access the Hub parameters from an ASCII ANSI terminal, or a PC, using a terminal-emulation program such as the Windows ® Terminal or ProComm ® . You can access the advanced setup functions by connecting a terminal to the back panel of the Hub. Fi[...]
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82 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 5-2. Connecting Terminal Cable to COM Port with a 25-Pin Connector.[...]
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83 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES To access the advanced setup functions with a local monitor: You can access the advanced setup functions using an ASCII ANSI terminal or a PC capable of emulating an ASCII ANSI terminal using the following settings: Baud rate 9600 Data bits 8 Stop bits 1 Parity None Flow control None Connector[...]
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84 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES The Terminal screen appears. Figure 5-3. Terminal Icon in Windows Program Manager.[...]
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85 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5. Select Communication from the Setup menu. The communication dialog box opens. Figure 5-4. Windows Terminal Communication Dialog Box.[...]
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86 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 6. Select the following settings: Baud rate 9600 Data bits 8 Stop bits 1 Parity None Flow control None Connector Available Com port 7. Click OK. The Hub Advanced Setup Main Menu opens. Figure 5-5. Terminal Screen Showing Hub Main Menu and System Configuration Menu.[...]
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87 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1.1 H UB M AIN M ENU When the Hub Advanced Setup screen appears, the main menu is displayed, giving access to the following sub-menus: 1. System Configuration Menus —The System Configuration menus contain items for setup of Wireless Ethernet Hub configuration parameters, such as station pa[...]
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88 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 1.4 Station Control Menu 1.4.1 System Reset 1.4.2 Set Factory Defaults 1.4.3 Enable AppleTalk Tunneling 1.4.4 Positive Bridging 2. Maintenance Menus —These menus, which contain advanced system functionality and troubleshooting functions, are for technical support personnel only. 3. Testing M[...]
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89 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1.2 S YSTEM C ONFIGURATION M ENUS You can access all the items needed to configure your Wireless Ethernet Hub from the System Configuration menu. To access the System Configuration menu: • From the Main menu, type 1. The System Configuration menu appears. Use the following procedures to ma[...]
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90 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1.3 C URRENT S TATION P ARAMETERS • Station H/W Address —Displays the Wireless Ethernet product’s unique IEEE Address. • Number of Current Associations — This indicates how many stations are currently associated with this Hub. To access the Current Station Parameters: 1. From the S[...]
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91 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 5-6. Terminal Screen Showing Current Station Parameters. 5.1.4 IP R ELATED I TEMS The Wireless Ethernet Hubs contain IP Host software. This software is used for testing the Hub (Ping), for management functions (SNMP), and for downloading files (TFTP). Every Hub needs an IP Address to be[...]
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92 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES All addresses may be set using regular IP address notation (four bytes separated by periods), together with the subnet mask. To access a host belonging to a different subnet, the Wireless Ethernet Hubs send the traffic through the default IP gateway. The gateway IP address should also be speci[...]
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93 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 5-7. Terminal Screen Showing IP Menu EthAirNet (Hub), Integration’s PC — $Revision: 1.144 $ , $Date: 03 Sep 1995 16:25:54 $ System Configuration ----------------------- 1 — Station Status 2 — IP related items. 3 — WLAN Parameters 4 — Station Control Select option > 2 EthA[...]
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94 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 5-8. IP Addresses’ Current Values. To change one of the IP addresses: 1. In the selected sub-menu type in the IP address using the convention of 4 groups of 3 digits separated by dots. For example: 234.111.111.111.[...]
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95 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1.5 WLAN P ARAMETERS The WLAN Parameters Menu contains the following sub-menus: Hopping Sequence The hopping sequence is a parameter that is set for the Hub. The stations learn it from the Hub at the association process. Changing this parameter is useful when several Hubs are co-located. Thi[...]
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96 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Operation Changes to this parameter will become effective from the next reset. Network ID The Network ID (also called ESS_ID) is an ASCII string used for identifying a Wireless LAN in order to prevent unintentional merging of two co-located Wireless LANs. It is the Network Manager’s responsi[...]
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97 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Operation Changes to this parameter will become effective upon the next reset. Maximum Data Rate The Wireless Ethernet products can operate either at 1 Mbps, 2 Mbps or 3 Mbps. The station dynamically selects the highest possible rate for transmission. In certain conditions you may decide not t[...]
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98 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Mobility Mode Wireless stations may be used in three different Mobility Modes: Mobile The station moves while operating in the network. Portable The station is sometimes moved but usually it operates from a static environment. Stationary The station does not move. The Wireless Ethernet station[...]
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99 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES A mobile station, however, will continuously check for a better Hub, and try to roam to a better Hub even while the current received signal is clear and strong. Power Level Wireless Ethernet products can operate at either a “high” or a “low” power level. Transmit Diversity The Wireless[...]
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100 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Using one antenna as opposed to a set of two may reduce the effective range due to multipath problems. For this reason the single 18 dBi and 24 dBi antennas are mounted on high rooftops where degradation of performance due to multipath problems is minimized. The main application of these high[...]
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101 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES To set the Hub WLAN parameters: 1. From the System Configuration menu, type 3. The WLAN Parameters menu appears. Figure 5-9. WLAN Parameters Menu.[...]
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102 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 2. From the WLAN Parameters menu select the required item as follows: Type 1 to set the Hopping Sequence. Type 2 to set the Network ID. Type 3 to set the Max Data Rate. Type 4 to set the Mobility. Type 5 to set the Power Level Type 6 to set the Transmit Diversity option. Type S to display the[...]
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103 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Table 5-1. WLAN Parameters. Hopping Sequence 1 - 22 Network ID Enter up to 32 printable ASCII characters Max Data Rate Enter exactly 1 decimal digit Allowed range 1 -3 Mobility 0 = Stationary 1 = Portable 2 = Mobile Power Level 0 = Minimum power 1 = Maximum Power Transmit Diversity 0 = Intell[...]
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104 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Figure 5-10. Current WLAN Parameters.[...]
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105 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.1.6 S TATION C ONTROL M ENU The Station Control menu allows you to perform the following functions: System Reset This function resets the Hub and accepts any changes that you have made to the system parameters. Set Factory Defaults This function changes all the system parameters back to the[...]
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106 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Positive Bridging You can select one of three bridge modes for the LW001A Hub: 0 = Positive Bridging Positive bridging allows transmission of packets only to stations that the LW001A knows to exist in the Wireless LAN behind the Wireless Bridge. 1 = Negative Bridging Negative bridging allows [...]
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107 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES To access the Station Control menu: 1. From the System Configuration menu, select 4. The Station Control menu appears. Figure 5-11. Station Control Menu. Table 5-2. Station Control Menu Parameters. System Reset 0 = Cancel Request 1 = Reset System Set Factory Defaults 0 = Cancel Request 1 = Lo[...]
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108 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES 5.2 Access Control Menu The Access Control menu allows the Network Administrator to limit access to the Advanced Setup menus to users in possession of the current Password. To reach the Access Control menu: From the Main menu select 4. The Access Control menu appears. Figure 5-12. Access Cont[...]
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109 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Table 5-3. Access Control Menu Parameters. Change Access Rights Type in the Password Change User Password Type in the Password Change Access Rights Determines whether user has access rights to Advanced Setup Menus. Range Read-write or read only. Default Read-write (all permitted parameters ca[...]
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110 3-MBPS WIRELESS ETHERNET HUBS, ADAPTERS, AND BRIDGES Change User Password Default Factory set as user Operation A new password can be entered by any user having access rights; however, a user attempting to enter an incorrect password will cause the access rights to be changed to Read Only. NOTE Make sure to keep a record of the current password[...]
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1000 Park Drive • Lawrence, P A 15055-1018 • 724-746-5500 • Fax 724-746-0746 © Copyright 1998. Black Box Corporation. All rights reserved.[...]