Manuale d’uso / di manutenzione del prodotto NWH660 del fabbricante NDC comm
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User ’ s Guide Ve r s i o n A 1 July 2002 National Datacomm Corporation 4 th Fl., No. 24-2, In dustry East Road IV Science-based Industrial Park Hs in chu, T aiw an, R.O .C . T echnical Support E-mail: techsupt@ndc.com.tw NDC W orl d W ide W eb www .
InstantWa ve 11-M bp s W i reless Access Po int TRA DEMAR KS NDC and In st antW ave are tr ad emarks of Natio n al Dataco mm Corp o ration. All o ther names menti o ned in thi s document are t rademarks/regi st ered t r ad emarks of th ei r respective owners.
InstantWa ve 11-Mbps Wireless Access Poin t P ac king List Your NWH660 p ackage shou ld contain the following ite ms: • One InstantW ave NWH660 1 1-Mbps W ireless Access Point (AP) • One mounting .
InstantWa ve 11-M bp s W i reless Access Po int Contents INTRODUCTION .................................................................................................. 8 INSTANTWAVE WIRELESS LAN PRODUCTS ..............................................
InstantWa ve 11-Mbps Wireless Access Poin t A UT O -D ISCOVE RY .............................................................................................. 39 C ONFIGURATION ..........................................................................
InstantWa ve 11-M bp s W i reless Access Po int Figures F IGURE 1. S IM P LE W IR E LE S S I NFRASTRUCTUR E N ETWO RK ................................... 15 F IGURE 2. S IN GLE AP N ETWORK ..............................................................
InstantWa ve 11-Mbps Wireless Access Poin t F IGURE 43. U PGRADE F IR M W A R E .......................................................................... 57 F IGURE 44. B AT C H M ODE O PER A TION L IS T ..............................................
8 InstantWave 11-Mbps Wireless Access Po int Introduction Congratulations on choosing an InstantWa ve wireless product. This guide gives comprehensiv e instructions on installing and using th e InstantWave NWH660 11-Mbps Wireless Access Point (AP), and also explains how to install and use the InstantWav e Management System (IWMS ) software.
InstantWave 11-Mbps Wireless Access Poin t 9 InstantWa v e W ir eless LAN Pr oducts InstantWave wireless pr o ducts provide an integrated sol ution to your wireless network ing requirem ents.
10 InstantWave 11-Mbps W ireless Access Poin t IWMS — The In stantWave Ma na gement Sy stem IWMS is a powerful network management syste m that is fully compatible with the indust ry-standard S imple Netw ork Managem ent Protocol (S NMP).
InstantWave 11-Mbps Wireless Access Poin t 11 stations ’ IP setti ngs as descr ibed below; other wise, W indo ws may cont i nue to use the previou s IP address ins tead of executing the auto- IP procedure. Win dows 95/98 step 1. Click Start/Ru n , type wi nipcfg , and click OK .
12 InstantWave 11-Mbps W ireless Access Poin t IWMS Hardware and Soft ware Requirem ents Syste m requ ire ments fo r ins tal l ing and ope rating t he In sta nt Wa ve Mana geme nt System are: • An x86- ba sed mi crocomputer runn ing Micros oft W indows 95, 98, Me, NT 4.
InstantWave 11-Mbps Wireless Access Poin t 13 Terminology Used in this G uide BSSID/M AC ID The BSSID (Basic Service Set ID) is a factory-set ID un ique to each InstantWave WLAN product. It is iden tical to the MAC ID (Media Access C ontrol ID). It allows each InstantWave product to b e identified on th e wireless network.
14 InstantWave 11-Mbps W ireless Access Poin t How to Use this Guide This user’s guide gives co mplete instructions for installatio n and use of the InstantWav e NWH660 11-Mbps Wireless Access Point (AP).
InstantWave 11-Mbps Wireless Access Poin t 15 Planning the Netw or k Infrastructu re Net work Types An infrastructure n etwork is formed by s everal stations and one or m ore access points (APs), wi th the stations w ithin a set di stance from the A P or APs.
16 InstantWave 11-Mbps W ireless Access Poin t Type 2. T he next simplest wireless network is very similar to the T ype 1 network. This tim e th e AP is c onnected to a w ired Ethernet network as a node. In th is configuration the AP operates as a bridg e betw een the wired E ther net ne twor k and t he wire l ess ne twor ks (Fi gure 2 ).
InstantWave 11-Mbps Wireless Access Poin t 17 Figure 3. Multiple-A P Network The reasons for having multip le APs installed are: 1. T o increase ban dwidth in order to boost overall netw ork perform ance 2. T o extend the cov erage range Any ot her c o nfig uratio n is u sual l y a mix o f the se co mmonl y used type s.
18 InstantWave 11-Mbps W ireless Access Poin t Plannin g an Infrast ructure Network This section explains s ome of the factors you need to cons ider wh en planning an infrastructure network. Settin g up is a two-step process: 1. Install and config ure the I nstantW a ve wireless products.
InstantWave 11-Mbps Wireless Access Poin t 19 Roam ing InstantWave products allo w wireless stations to roa m f reely within an infrastructure domain composed of multiple APs with overlapping signal coverage (as in the Type 3 netw ork configurat ion described in t he previous section).
20 InstantWave 11-Mbps W ireless Access Poin t Har dwar e Description Figure 4. NWH660 Front Pa nel LED Indicators The NWH660’ s LEDs show the status of the unit and its conn ections.
InstantWave 11-Mbps Wireless Access Poin t 21 Connector s and S w i t ches Figure 6. NWH 660 Rear Pan el Item Funct ion Pow er jack DC 5V pow er input Power sw itch Device on/off Ethernet port RJ-45 jack for con nection to 10Base- T Ethernet LA N Reset button If held down more than 3 seconds, reload s factor y settings a nd restarts device.
22 InstantWave 11-Mbps W ireless Access Poin t Har dwar e Pre-configur ation Before adding the NWH660 to an existing Eth ernet network, y o u may need to s et basic param eters — e.g ., S SID, secu rity s ettings (WEP), A P n ame, ch ann el num ber, and IP address — to make the AP co mpatible with the existing network.
InstantWave 11-Mbps Wireless Access Poin t 23 Using the AP COMFig T ool The AP COMFig T o o l is a Windows-based utility used to config ure the AP via a COM port conn ection between th e AP and a PC. It provi des the following functions: • Sets AP param eters (e.
24 InstantWave 11-Mbps W ireless Access Poin t Figure 8. A P COMFig Tool/Pass word AP COMFig/ Service After connecting with the AP , click the Servi ce tab to open the Servi ce panel ( Figur e 9 ). The Service panel provides access to AP managemen t features.
InstantWave 11-Mbps Wireless Access Poin t 25 General: The Genera l panel ( Figur e 10 ) is the first panel in the Configurat ion section. Figure 10. Configuration/G eneral On this panel, you can set and v iew general AP settings. T hese settings are explained in the table below .
26 InstantWave 11-Mbps W ireless Access Poin t AP Alias Nam e Assigns the AP a u nique human -friendly name that allows the AP to be easil y identified. Domain Name (SSID) This is co mmonly called the domain name but is def ined in the IEEE 802. 1 1b wireless standard as SSID.
InstantWave 11-Mbps Wireless Access Poin t 27 After maki n g any c han ge s, cli ck the Apply bu tton to make the changes ef fective immediat ely , without closing the di alog box, or cli ck OK to accept the changes and close the box. Encryption: Data encryption provides more secure wireless data communications.
28 InstantWave 11-Mbps W ireless Access Poin t Key Generation - There are two ways to g enerate a security key . The first is by entering any text in the Passphr ase field. Click the Generate button. For 40-bit WEP , it w ill ge nerate four keys, Key 1 , Key 2 , Key 3, an d Key 4 .
InstantWave 11-Mbps Wireless Access Poin t 29 If you assign a f ixed IP addres s to an NWH660, m ake sure that all N WH660s w ithin the sa me net work ha ve IP addre sses on t he same T CP / I P sub ne t. Obtain IP from DHCP Automatical ly retrieves an IP address for th e NWH660 from a Dy namic Host Configuration Protocol (DH CP) server .
30 InstantWave 11-Mbps W ireless Access Poin t a wired Ethernet LAN into the wireless LAN. If you do not require particular protocols on the w ireless part of your netw ork, you can save bandw idth by enabling the protocol filter .
InstantWave 11-Mbps Wireless Access Poin t 31 SNMP Access Control: SNMP Access Contr ol is the next tab on the box ( Figure 14 ). Figure 14. Confi guration/SNMP A ccess Control The AP’ s access control is m anaged by a control table on the AP . T he firs t time this box is open ed, the table w i ll be e mpty .
32 InstantWave 11-Mbps W ireless Access Poin t T wo levels of access are available: Read Read-only rights. The user m ay read everything except the Access Co ntrol sett ings, but cannot alter anything.
InstantWave 11-Mbps Wireless Access Poin t 33 Figure 16. Hardware Diagno sis Click Start and the tests will commence. As each item is tested, a yellow arrow will appear alongside it. If the test is successful, the arrow will change to a green check mark.
34 InstantWave 11-Mbps W ireless Access Poin t Use the Br owse button to choose the file to be uploaded to the AP , or type the file location and name in the File Name field. The Upload button will then beco me enabled. Click Upload . The new firmware will be load ed into the AP’ s flash memory area.
InstantWave 11-Mbps Wireless Access Poin t 35 For the best performan ce, follow the guidelines below in placing t he product: • Place as hi gh as possi ble, in as open an area as poss ible • A void placing the AP (especially the antenna) close to metal objects (e.
36 InstantWave 11-Mbps W ireless Access Poin t Installing the InstantW av e Management System step 1. Insert th e Insta ntW ave Manage ment System disk into floppy drive A:. Click Start/ Run and type a:setup.exe . The s etup program will prepare the InstallShield W izard and then display a We l c o m e wi nd o w .
InstantWave 11-Mbps Wireless Access Poin t 37 Figure 20. Important I ssues step 3. Older op e r ating syste ms may nee d to upd a te some syste m fi le s to function correctly with the In stantW a ve Management System. If required, follow the on-screen instructio ns to download the required file (Figure 20).
38 InstantWave 11-Mbps W ireless Access Poin t Figure 22. Select Progra m Folder step 5. Click Next agai n ( Figur e 22 ). Figure 23. Setup Compl ete step 6. Check “I would li ke to la unch Insta ntW a ve M anage ment Sys te m” a nd click Finis h .
InstantWave 11-Mbps Wireless Access Poin t 39 Using the InstantW av e Management System Once the NWH660 is connected to an Ethernet netw or k, a network ad minis trator can connect to it from any PC on the same network vi a the InstantWave Management System (IWMS ) utility.
40 InstantWave 11-Mbps W ireless Access Poin t Figure 24. In stantWave Man agement Sy stem step 2. Select one of the wireless dev ices on the list. The utility buttons on the left t oolbar will be en abled (Figu re 25). step 3. Right-clicking on a particular device will open a popup menu of fering the same fun ctions as th e toolbar .
InstantWave 11-Mbps Wireless Access Poin t 41 Figure 25. Popup M enu Configurat ion step 1. For configu ration, select the AP (NWH660) on the Hosts V iew win d o w (Figure 24) step 2.
42 InstantWave 11-Mbps W ireless Access Poin t Figure 26. IP Configuratio n IP IP Address Setting: The InstantW a ve NWH660 is a DHCP client. It will automatically ask the DHCP server to assign it an IP address . An ad minis trator can assign a fixed IP to an NWH660 by unchecking the Obtain IP fr om DHCP box (Figure 26).
InstantWave 11-Mbps Wireless Access Poin t 43 another LAN, the SN MP r esponse packet needs to be for war ded by r outers. The default gatew ay is the closest r out er to the NWH660. If the corr ect def ault gateway is set, you can us e an IW MS manager (i .
44 InstantWave 11-Mbps W ireless Access Poin t • Net BEUI Protocol • A ppleTalk Protocol • Oth er Protocols • Intern et Multica st Fra mes Wireless The Wi re l e s s panel (Figure 28) provides access to th e Wi reless settings. Figure 28. Confi guration/Wi reless These settings are explain ed in the following table.
InstantWave 11-Mbps Wireless Access Poin t 45 Br oadcast SSID Click to en able or disable th e SSID broadcast ing feature: If disabled, th e NWH660 will: • Blocks a con nection request from a station without the correct SSID • Hides the SSID i n outgoing beacon frames.
46 InstantWave 11-Mbps W ireless Access Poin t MAC Access Co ntro l This feature lets you limit access to the network throug h the access point. Y ou can list up to 1000 stations that are to be granted or den ied access. A drop- down box lets you select the method of access control: • Disabled : Disable MAC-address access control.
InstantWave 11-Mbps Wireless Access Poin t 47 Figure 29. Confi guration/Ma c Access Control W ireless stations registered in the MAC Address Con trol T able can be indivi dually turned on or of f .
48 InstantWave 11-Mbps W ireless Access Poin t Encryption Click the Encryption tab (Figure 30) t o set up the securi ty option s. Figure 30. Configuration/E ncry ption The default settin g is Disabled and initially the ke y section s are b lank.
InstantWave 11-Mbps Wireless Access Poin t 49 Anothe r WE P ke y gener a tio n metho d is t o inser t the ke y va lues d ire c tly fr om t he keybo ard . Ente r your o wn ke y into one o f t he Key 1~4 fields. Select that field number in the Default Key fiel d .
50 InstantWave 11-Mbps W ireless Access Poin t Figure 32. New/Edit A ddress T w o levels of access may be assign ed: Read Read-only rights. The user m ay read everything except the Access Co ntrol set.
InstantWave 11-Mbps Wireless Access Poin t 51 the event. Y ou ca n save, open, and delete log files from the File menu. T o assign a trap server , click T rap Server (Figure 33). Figure 33. Configuration/ Trap Server Assign a s tation as a trap s erver by ent ering its IP address and n etwork port ty pe.
52 InstantWave 11-Mbps W ireless Access Poin t T o view trap log information, click the Start T rap V iew icon (a ringing telephone) in the upper lef t corner of the m ain IWMS w indow (see Figure 24, page 40) . A window such as that shown belo w will ap pear (Figure 35).
InstantWave 11-Mbps Wireless Access Poin t 53 Monito r The Monitor tool al lo ws t he NWH660’s s tatus, Ethernet statisti cs, wireless statistics, and other configuration information to be viewed/monitored. In the Hosts View windo w (Figure 37), select a device and click the Monitor bu tton on th e toolbar or on th e popup m enu.
54 InstantWave 11-Mbps W ireless Access Poin t Figure 38. Monitor/Su mmary Summ ary Informati on The information shown is read- only . Devic e Na me IWM S syste m defa ult ca tego ry na me Na me Huma .
InstantWave 11-Mbps Wireless Access Poin t 55 Figure 39. Monitor/Stat istics The Connected W ir eless Stations w indo w lists all the currently associated wireless station’ s Medi a Access Contro l (MAC) a d dresse s. When fi nished vie wing, click X to close the win do w .
56 InstantWave 11-Mbps W ireless Access Poin t Reset Resetting the NWH660 will take abou t 30 seconds (Figure 41). Figure 41. Reset the AP Configuration During this period, the IWMS program will n ot be able to que ry the NWH660 via t he SNMP protoc ol and th e NWH660 w ill not be avail able to its clie nt stations .
InstantWave 11-Mbps Wireless Access Poin t 57 Figure 43. Upgrade Firm ware Browse for the file to be uploaded to the NWH6 6 0, or ty pe the path and file na me into the Select File field . The Upgr ade button will then become enabled. Click Upgrade to start dow nloading the file t o the NWH660.
58 InstantWave 11-Mbps W ireless Access Poin t Advanced Settings Batch mode operation In order to maximize th e efficiency of wireless LAN management, y o u can use batch mode operation to manage selected APs or WEBs. Y ou can sort Instan tW a ve devi ces by device type first.
InstantWave 11-Mbps Wireless Access Poin t 59 group with a specific Host T able nam e so that you can divide the wireless n etwork into many small groups.
60 InstantWave 11-Mbps W ireless Access Poin t Import Host Table to check device’s a v ailability Import the Host Table from a file (for conv enience, you can retrieve the Host table on a network disk for the ease of access ).
InstantWave 11-Mbps Wireless Access Poin t 61 Figure 46. Ne w/Edit/Delete a Host A ddress From here you can also select any AP or WEB on the table. Edit it for the modification or delete it whenever it is no longer n ecessar y.
62 InstantWave 11-Mbps W ireless Access Poin t Import the Configuration Pro f ile fro m a File If there is an acciden t, the configuration file can also be im ported to recover the InstantW a ve pr o duct’ s original settings. This pr o file can also b e copied to the other InstantW a ve product of the same kind.
InstantWave 11-Mbps Wireless Access Poin t 63 Figure 50. Import the Co nfiguration Profile from a File (3) Encryption The c onfig ur atio n file d oes no t co ntain t he sec urit y key set ti ngs. T he attributes of security keys are externally write-only and cann ot be saved into the configuration file.
64 InstantWave 11-Mbps W ireless Access Poin t FA Q s The FAQs section attempts to answ er the most commonly asked questions about InstantWave wireless access point s. Question Answer At what r adio fr equency does an AP communicate? In the U.S., wireless LAN radios transmit and receive on one of 1 1 channels in the 2.
InstantWave 11-Mbps Wireless Access Poin t 65 T r oubleshooting Thi s se ctio n p rovi des you wit h so me tr oub lesho o ting i nfo shoul d yo u enco unter installation or op eration problems on Insta ntW ave pro d ucts.
66 InstantWave 11-Mbps W ireless Access Poin t T ransmission perform ance is slow or erratic. 1. Change the direction o f the antenna slightly . 2. There may be interferen ce, possibly caused by a microwav e oven, 2.4-GHz w ireless phone, or m etal objects.
InstantWave 11-Mbps Wireless Access Poin t 67 T echnical Suppor t Support f ro m Y our Ne tw ork Suppli er If assistance is required, call your supplier for help.
68 InstantWave 11-Mbps W ireless Access Poin t NDC Limited War r anty Hardware NDC warran ts its product s to be free of def ects in workmans hip and mate rials, under n ormal use and servi ce, for a .
InstantWave 11-Mbps Wireless Access Poin t 69 Limited W arranty Serv ice Procedures Any product (1) received in er ror , (2) in a defectiv e or non- fu n ctioning condition, or (3) exhibiting a defect.
70 InstantWave 11-Mbps W ireless Access Poin t Services after W arranty Period After the w arranty period ex pires, all products can be repaire d for a reasonable service charge. The shipping charg es to and from the NDC facility will be borne by the purchaser .
InstantWave 11-Mbps Wireless Access Poin t 71 Specifications General Regulatory Com pliance FCC Part 15 Class B (U.S.) Standar ds W ireless LA N: IEEE 802.
72 InstantWave 11-Mbps W ireless Access Poin t Wir eless Specifications Emission T ype Direct Sequence Spread Spectrum Radio Fr equency Range 2471 t o 2497 MHz (Japan ) 2400 to 24 83.5 MH z (Nort h A merica, Eu rope, and Extend ed J apa n Band ) 2445 to 24 75 MHz (Spain) 2446.
InstantWave 11-Mbps Wireless Access Poin t 73 Appendix This appendi x lists t he channels su pported by the world’ s regulatory domains. The channel num bers, c hannel cen ter frequencies, and reg ulatory dom ains are shown in the table.
74 InstantWave 11-Mbps W ireless Access Poin t Inde x Access C ontrol ............................. 31 Access Righ ts ............................... 31 Alias Name ................................... 26 AP C OM Fig Password............................
InstantWave 11-Mbps Wireless Access Poin t 75 Service Set ID............................... 26 Service/AP COMFig .................... 24 SNMP Access Control............ 31, 49 SSID ....................................... 13, 44 Statistics ............
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 NDC comm NWH660 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 NDC comm NWH660 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso NDC comm NWH660 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul NDC comm NWH660 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il NDC comm NWH660, 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 NDC comm NWH660.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il NDC comm NWH660. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo NDC comm NWH660 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.
