Manuale d’uso / di manutenzione del prodotto WPC55AG del fabbricante Linksys
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Dual-Band Wireless A+G Notebook Adapter Use this guide to install: WPC55AG User Guide.
COPYRIGHT & TRADEMARKS Specifications are subject to change without notice. Linksys is a r egistered trademark or trademark of Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other coun- tries. Copyright © 2003 Cisco Systems, Inc.
T able of Contents C hapter 1: Introduction 1 The Dual-Band W ireless A+G Notebook Adapter 1 F eatures 1 Chapter 2: Planning Y our Wireless Network 2 Netw ork T opolo gy 2 Ad-Hoc versus Infrastructure.
Chapter 1: Introduction The Linksys Dual-Band W ireless A+G Notebook Adapter lets your notebook communicate with all three wireless netw ork standards. W ith one PC Card , you can connect to W ireless-A (802.11a), W ireless-G (draft 802.11g) and W ireless- B (802.
If the wireless netw ork is relativel y small and needs to share resources only with the other computers on the wireless netw ork, then the ad-hoc mode can be used.
5 4 Chapter 3: The Dual-Band Wireless A+G Notebook Adapter’ s LEDs The Adapter has tw o LEDs to let you kno w how the card is functioning. Here is a description of those LEDs: Powe r Green . The Po w er LED lights up when the Adapter is po w- ered on.
7 1 . After installing the Adapter , the Windo ws XP W ireless Zero Conf iguration icon will appear in your computer’ s system tra y . Double-click the icon. 2. The screen that appears will sho w any a vailab le wireless netw ork. Select the netw ork you w ant.
9 3. If WEP is enab led , the screen in Figure 4-7 will appear . Enter the WEP key of y our wireless net- w ork in the Network ke y f ield , and re-enter it in the Conf irm networ k key f ield. Then click Connect , and go to Step 4. 4. The screen in Figure 4-8 will appear if your con- nection is activ e.
11 10 5. Choose a wireless mode for your netw ork. Click the Infrastructur e Mode radio button if you w ant your wireless computers to netw ork with computers on your wired netw ork using an access point. Click the Ad-Hoc Mode radio button if you w ant multiple wireless computers to netw ork directly with each other .
13 12 7. Revie w your settings on the F inalize Settings screen, sho wn in Figure 5-7, before the Setup W izard starts to copy your f iles. Click the Next button to continue. 8. After the f iles hav e been successfully copied , the screen in Figure 5-8 will appear .
15 14 Chapter 6: Using the WLAN Monitor for Windows 98, Me , and 2000 Use the WLAN Monitor to check the link infor mation, search for a vailable wireless netw orks, or make additional conf iguration changes.
17 The Link Information screen, sho wn in Figure 6-2, displa ys the Adapter’ s sig- nal strength and link quality information. Click the More inf ormation button for further infor mation about your wireless connection (see F igure 6-3).
If the wireless netw ork has WEP encryption enabled for security , you will see the screen sho wn in Figure 6-6. If the wireless netw ork has LEAP authentica- tion enabled for securi- ty , you will see the screen sho wn in Figure 6-7. If the wireless net- w ork emplo ys an Externally Managed 802.
21 When manually , the encr yption ke y must consist of the letters “ A” through “F” and the numbers “0” through “9” and should be 10 characters in length for 64- bit encryption, 26 characters in length for 128-bit encr yption, or 32 characters in length for 152-bit encryption.
23 Import - Click the Import button to import a prof ile that has been sa ved in another location. Select the appropriate f ile, as sho wn in Figure 6-10, and click the Open button. Export - Select the prof ile you w ant to sa ve in a different loca- tion, and click the Export button.
25 24 5. The Choose a networ k type screen (Figure 6-16) sho ws a choice of tw o net- w ork modes. Click the Infrastructure Mode radio button if y ou want y our wireless computers to communicate with computers on your wired netw ork via an access point.
If the wireless net- w ork has WEP encryption enabled for security , you will see the screen sho wn in Figure 6-20. If the wireless netw ork has LEAP authentica- tion enabled for security , you will see the screen sho wn in Figure 6-21. If the wireless netw ork emplo ys an Externally Managed 802.
29 8. The Conf irm New Settings screen will appear . T o sav e the new settings, click the Sa ve button. T o cancel the settings and return to the Pr of iles screen without sa ving your changes, click the Cancel button. T o edit the new settings, click the Back button.
31 30 3. I cannot communicate with the other computers linked via the Ethernet in the Infrastructure conf iguration. • Make sure that the notebook PC to which the Adapter is associated is pow- ered on.
an unintended receiv er, FHSS appears to be short-duration impulse noise. Direct-Sequence Spread-Spectrum (DSSS) generates a redundant bit patter n for each bit to be transmitted. This bit patter n is called a chip (or chipping code). The longer the chip, the g reater the probability that the original data can be reco vered.
35 34 Cardb us - A high-speed peripherals interface for notebook PCs that deliv ers 32-bit performance based on PCI bus architecture. CSMA/CA ( C ar rier S ense M ultiple A ccess/ C ollision A v oidan.
37 36 Gatew a y - A device that interconnects netw orks with different, incompatib le communications protocols. Hard war e - Hardware is the ph ysical aspect of computers, telecommunica- tions, and other information technology de vices.
39 38 puter , typically w eighs less than f ive pounds and is three inches or less in thick- ness. OFDM - Dev eloped for wireless applications, Or thogonal F requency Di vision Multiplexing (OFDM) technolo gy offers superior performance-increased data rates and more reliable transmissions-than pre vious technologies, such as DSSS.
TCP ( T ransmission C ontrol P rotocol) - A method (protocol) used along with the IP (Internet Protocol) to send data in the for m of message units (datag ram) betw een network de vices o ver a LAN or W AN.
Dimensions 4.72" x 0.51" x 2.13" (120 mm x 13 mm x 54 mm) Unit Weight 1.48 oz. (0.04 kg) Po w e r 3.3V Bus Powered Certifications FCC, CE, IC-03, Wi-Fi (802.11a, 802.11b), CCX WHQL: XP , 2000, Me Operating T emp. 0°C to 55°C Storage T emp.
45 44 Appendix E: Contact Information F or help with the installation or operation of the Dual-Band W ireless A+G Notebook Adapter , contact Linksys T echnical Suppor t at one of the phone num- bers or Internet addresses below .
© Copyright 2003 Cisco Systems, Inc. All Rights Reserved. http://www .linksys.com.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Linksys WPC55AG è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Linksys WPC55AG - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Linksys WPC55AG imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Linksys WPC55AG ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Linksys WPC55AG, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Linksys WPC55AG.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Linksys WPC55AG. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Linksys WPC55AG insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
