NDC comm NWH6210 manuale d’uso

11 M b p s Wireless NWH6210 Wireless W orkgroup Bridge NWH2610 Wireless Ethernet Client/Pro User ’ s Guide Rev . A1 April 2002 NWH6210 NWH2610 National Da tacomm Corpora tion 4F , No. 24-2, Industry East 4 th Road, Science Park Hsin-Chu, T aiwan, R.O.C. T echnical Support E-mail: techsupt@ndc .com.tw NDC W orld W ide W eb www .ndclan.com[...]

TRADEMARKS NDC and InstantW ave are tradem arks of National Datacomm Corpor ation. All other names menti oned in this docum ent are trademarks/registered trademarks of their respective owners. NDC provides this document “as is”, without war ranty of any ki nd, neither expressed nor i mplied, includi ng, but not limite d to, the particular purpo[...]

P acking List The NWH6210 package should contain the following items: • One NWH6210 InstantW ave W ireless W orkgroup Bridge • Dual Dipole Antenna • A mounting kit (mounting templa te, screws, and rawl-pl ugs) • One CD-ROM (Contains Inst antW ave Management System, User ’ s Guide, links to online reso urces) • One AC to DC power adapter[...]

T able of Contents INTRODUCTI ON .................................................................................................. 7 INSTANTW AVE WIRELESS LAN PRODUCT S .............................................. 8 A UTOMATIC D ISCOVERY OF I NSTANT W AVE P RODUCTS ..................................... 10 S YSTEM R EQUIREMENTS FOR THE I NSTANT W[...]

Wireless Sta tistics ........................................................................................... 45 UPGRADE FIR MWARE .................................................................................... 47 R ESET ................................................................................................................. 48 L OA[...]

List of Figures F IGURE 1. S IMPLE W IRELESS I NFRASTRUCTURE N ETWORK ............................... 17 F IGURE 2. S INGLE AP N ETWORK ....................................................................... 18 F IGURE 3. M UL TIPLE AP N ETWOR K ................................................................... 19 F IGURE 4. C OMPLEX I NFRASTRUCTU[...]

Intr oduction Congratulations on cho osing an InstantWave 11 Mbps wireless product. This guide gives comprehensive instructi ons on installing an d using the InstantWave 11Mbps NWH6210 W ireless Workgroup Bridge, th e 11Mbps NWH2610 Wireless Ethernet Client/Pro, and also explai ns how to install and use the IWMS (InstantWave Management S ystem) pro[...]

InstantW av e W ireless LA N Pr oducts InstantWave wireless products provide an integ rated solution to your wireless networking requi rements. • Indoor applications: Access Poin t, W ireless Workgroup Bridge (WWB), Wireless Ethernet Cl ient (W EC), and wireless adapters with various bus int erfaces (PCMCIA, USB, and PCI) • Outdoor applications[...]

• InstantWave Access Point (AP): This product provides a transparent bri dged connection between a wired netwo rk and a wireless network and allows Wi-Fi compliant wireless stations to communicate with devices attached to a wired network. Not only does it support wireless stations with wireless LAN adapters, such as PC cards, PCI adapters, and US[...]

 Individual or batch mode rem ote management of t he devices, including Multi-Monitor, Bat ch -Upgrade, Batch-Reset, and Bathc-LoadDe fault. Batch mode operat ion is useful when deploying m ultiple InstantW ave pr oducts  Friendly user interface with a consistent look and feel Automatic Discovery of InstantWave Products A powerful automatic-d[...]

Windows 95/98 Click Start/Run , type winipcfg , and cl ick OK step1. The IP Configuratio n dialog box will open step2. Select th e network adapter you use to conn ect to the AP , WWB, or WEC. Click Release step3. Click Renew to retrieve a ne w IP address, subnet mask, and defaul t gateway addre ss from the AP , WWB, or WEC. Click OK to save the cha[...]

System Requirements for the InstantWave Management System System requi rements to install an d operate the Instant W ave Managem ent System are: • An Ethernet dr op (UTP) (used to connect to an Ethernet network) • A PC runnin g Wi ndows 95/98/M e/NT4.0/2000/XP • Microsoft Internet Explore r 4.01 or later is required • OS Requirements: 1. On[...]

Terminology Used in this Guide BSSID/MAC ID BSSID (Basic Service Set ID) is an ID un ique to each Instant W ave product. It is factory set and is identical to the MAC ID (Media Access Control ID). It allows each InstantW ave product to be identified on the network. Domain Name / SSID A “Domain” i s most commonly used t o refer to a group of c o[...]

WEP WEP stands for W ired Equivalent Privacy . It is an encryption schem e that provides secure wireless d ata communication. WEP uses a 40 -bit or 128-bit k ey to encrypt data. In order to decode the data transmission, each wireless client on the network must use identical keys. InstantWave 11Mbps WWB/WEC 14[...]

Ho w to Use this Guide The User’s Guide gives complete instructions for installatio n and use of the InstantWave Access Point (AP), Wireless Wor kgroup Bridge (WWB) and Wireless Ethernet Client (WEC). All of them sh are a c ommon user interface. The major difference am ong them is: • The AP has MAC address ac cess control of the wireless statio[...]

Read through the next section ‘Plan th e Network’, in order to get the best possib le performance fr om the InstantWave wi reless network. Step 1: Plan the wireless network Refer to Plan the Network, pag e 17, for details Step 2: Pre- configure the AP, WWB, or WEC before installing it into an existing Eth ernet network Refer to Hardware Pre-Con[...]

Plan the Netw or k Infrastructure Network Types An infrastructu re network is form ed by several stations (WWBs or WECs) and one or more Access Points (APs), with t he stations (WWB or WEC) within a set distance from the AP. Figure 1 depicts a typical infrastr ucture network to pology. There are three infrastructure netwo rk se tups that are common[...]

network. This time t he AP is connected to a wire d Ethernet network as a node. In this configuration th e AP operates as a bridge betwee n the wired Ethe rnet network and the wi reless networks (Fig ure 2). W ireless users have the same access to the network resources as they would have i f they were wire d. This type of network is usual ly used t[...]

Server Wireless Cell A Wir eless Cell B Wir eless Cell C AP-1 AP-2 AP-3 Station -1 Station -2 Station -3 Figure 3. Multiple AP Network The reasons f or having multiple A Ps installed are: 1. T o increase bandwidt h in order to b oost overall network performance 2. T o extend the c overage range Any other t ype of configurati on is usually a mi x of[...]

Ethernet-ready Device with WEC Printer with WEC Figure 4. Comp lex Infrastructure netw ork InstantWave 11Mbps WWB/WEC 20[...]

Planning an Infr astr uctur e Networ k This section e xplains some of the t hings you need to co nsider in planning an Infrastructure network. Setting u p is a two-step process. 1. Install and configure the InstantW ave product s 2. Decide the best physical location of the InstantW ave products s o as to optimize performance The following section g[...]

Roaming InstantWave allows wireless stations to roam freely within an infrastructure domain composed of multiple APs with overlapping signal coverage (as in th e Type-3 networ k configuration desc ribed in the previous section). For exa mple, roaming e nables Station-1 to m ove from th e AP-1 signal covera ge area to the AP-2 signal covera ge area [...]

In other w ords, if your network consi sts of two subnets connected by a r outer , a mobile station may r oam to a differ ent subn et with the same domain name and then fail t o communicate with other network devices via TCP/ IP . T o avoid runni ng into such an awkwar d situation, you must assign dif fer ent domain names to differ ent TCP/IP subne[...]

Har d ware Description NWH6210 Panels and Connectors Figure 5. NWH6210 F ront Panel LED Indicators – NWH6210 The Access Point LEDs show the status of t he connections. Figure 6. LED Indicators LED Color Function Power Green OFF: No power supply Blinking: Diagnostic test in progress ON: Norm al operati on Status Red OFF: Norm al operatio n ON: Ope[...]

Power Reset Figure 7. NWH6210 R ear Panel Connectors Connector Function DC Input DC 5V input Ethernet Standard RJ-4 5 Ethernet connector Rest Button Resets the device if pressed fo r 1 second. Reboots and loads the factory default setti ngs after a long pr ess (over 5 seconds). The Power LE D blinks during reset, and goes off once the reset is comp[...]

NWH2610 Panels Power Activity Figure 8. NWH2610 F ront Panel Reset Ethernet Figure 9. NWH2610 R ear Panel LED Indicators – NWH2610 LED Color Function Status Green OFF: Power OFF ON: Norm al operati on Blinking: Operatio n interrupted W ir eless Green On: W ireless link Blinking: Wi reless activity DC-in Port InstantWave 11Mbps WWB/WEC 26[...]

Har d ware Pr e-Configur ation Before adding a Wireless Wo rkgroup Brid ge (WWB) or Wireless Ethernet Client (WEC) into an exi sting Ethernet network, y ou may need to set basic config urations, e.g. domai n name (SSID), security set ting (WEP), WWB ( or WEC) name, channel number, or IP address in order to make it compatible with the existing netwo[...]

Using the InstantW av e Management System Once the WWB (or WEC) is connected to an Ethernet networ k, a network administrator can connect to it from any PC on the same network via the InstantWave Management Syste m (IWMS) utility. The IWMS utility is a Windows-based SNMP management tool, allowing network administrators to remotely configure and mon[...]

Auto-Discovery A powerful service disc overy protocol has already bee n built into IWMS utility program. T his Discovery Pr otocol can easily disco ver all the WWBs (or WECs ) connected to the Ethernet back bone with in the same subnet. Click the “Discover” Binoculars icon. All Inst antW ave’ s operating devices will be automatically discov e[...]

Figure 13. Popup Menu The Status bar at the bottom of the screen shows the number of connecting wireless devices. Whe n the bar shows Ready , Assoc iated will appear on the bar along with the IP address of the associated WWB (or WEC). InstantWave 11Mbps WWB/WEC 30[...]

Configur ation step1. Select the device on the Hosts V iew screen (Figure 13) step2. Right-click t he device to open t he popup menu step3. Click Config to go to the config uration pages (Figure 14) Figure 14. DHCP Configuration IP IP Address Setting: A DHCP Client is built into InstantW ave WWB and WEC. They will automatically ask the DHCP Server [...]

If you assign a fixed IP address to an NWH6 110, m ake sure that all WWBs (or WECs) within the same network have t he same TCP/IP subnet add ress. Obtain IP from DHCP Automatically retrieves an IP address to the WWB (or WEC) from a Dynamic Host Config uration Protocol (DHCP) serve r . This option is enabled by default IP Address Manually assigns an[...]

Figure 15. Static IP Configuration After m aking any changes, cli ck OK to accept the changes and close the box. Filter The next ta b on the dialog bo x is Filter (Figure 16). T his is a one-way pr otocol filtering mechanism that prevents the WWB or WEC from transmitting specified protocols from a wired Ethern et LAN into the wireless LAN. If you d[...]

Figure 16. Configuration/F ilter From the Filter card, som e, all, or none of the pr otocols listed m ay be selected for filtering out: • IP Protocol • IPX Prot ocol • NetBEUI Prot ocol • AppleTalk Pro tocol • Other Prot ocols • Internet Multicast Frames After selecting a protocol to be filtered, click the OK button. InstantWave 11Mbps [...]

Wireless Setting T o establish radi o communication, t he following param eters should be pr operly set. Figure 17. Configu ration/Wireless Setti ng InstantWave 11Mbps WWB/WEC 35[...]

Name Assigns a uni que human-friendly name that allows the WWB or WEC to be easily identified. SSID (Dom ain Name) This is commonly called the Domain Name and is define d in the IEEE 802.1 1b W ireless Standard as SSID. Stations, WWBs, WECs, and APs in the same group must use t he same Domain Nam e. Authentication Mode From the dropdown list select[...]

Ethernet The WWB can support up to 16 Ethernet PCs. • Ethernet Access Control: Only an Ethernet device whose MAC address is pre-registered on this list is allowed to connect to a WWB (or WEC). Figure 18. Ethernet/Fixed Address 1. Auto Detect: The WWB will automatically sense Ethernet devices connected to it. The maxim um number of Ether net devic[...]

Idle Time A WWB (or WEC) can expire an Ethernet c lient when there is no traffic from the client within a set period. Specify an aging time to exp ire an idle client, or disable this f unction by checki ng “Always Connect”. Click OK . Figure 19. Ethernet/Idle Time InstantWave 11Mbps WWB/WEC 38[...]

Encryption Data encryption provides secure wireless data communicatio ns. Click the Encryption tab to setup /change the security setting s (Figure 20). The default is Disabled and initially the keys section will be blank. Figure 20. Configuration/E ncryption The pull-down Method box lists three options: 1. Disabled (defau lt) - Disable data encrypt[...]

button. For 40-bit WEP , it will generate four k eys, Key 1, Key 2, Key 3, and Key 4. Select a ke y number from the dropdown list of t he Default Key box. If you do not manually select a key , key 1 will be selected. For 128-bit WEP , only on e key will be generated. Click OK . Another WEP key generation m ethod is to insert the key values directly[...]

SNMP Access Control SNMP Access Contr ol is the next tab on the box (Figur e 21). Figure 21. Configuration/SN MP Access Control The WWB (or WEC) contains an SNM P access table to limit access to its configurations. The first time this box is op ened, the table will be empty . Th is means that there are no restrictions on who can access and reconfig[...]

Figure 22. New/Edit Address T wo levels of access m ay be assigned. Read Read-only rights. The user may read everyth ing except the Access Control settings, but ca nnot alter anything Read/W rite The user may read a nd alter all settings Enter your IP address and t hen set your own access rights to Read/W rite (see the following note). Note: Do not[...]

When all the setting s are made, click OK to return to the SNMP Access Contro l card. Trap Server T rap Management allow s you to setup the confi guration of the T rap Server program. When a WWB (or WEC) is powered on , or its Ethernet por t becomes active, the WWB (or WEC) will send messages to the assigned trap server to report these activities. [...]

or WEC, and the activity. You may save , open, and delete log files fro m the File menu. To view trap log i nformation, click t he icon ( telephone set at the upper left corner on main user interface ). Important: When all configurations have b een co mpleted, click Ok . A dialog box will remind you that a Reset will be required to make the changes[...]

Figure 25. Monitor/Summary Wireless Statistics Click W ir eless State for current status (Figure 26). Figure 26. Mon itor/Wireless State InstantWave 11Mbps WWB/WEC 45[...]

These statistics will be lost when the WW B (or WEC) reboots or is reset. T o refresh the statistics, click on the  button to continually refresh information. Click on the  button to st op update inf ormation Figure 27. Monito r/Statistics The Clients window lists all the currently connected Ethernet devices. Figure 28. Monitor/Clients Instan[...]

Upg r ade Fir mw ar e Upgrade Firmware The WWB’ s or WEC’ s embedded software (firm ware) is burned into the flash ROM. However , an updated firmware can be installed over your LAN via th e IWMS program . Click on Upgrade Fir mware . Th e Upgrade Firmware dialo g box will open (Figure 29). Use the Br owse button to c hoose the file to be upload[...]

Reset Resetting the WWB or WEC will take about 30 seconds. During this time, the IWMS prog ram will not be a ble to query the WWB or WEC via the SNMP protocol and the WWB or WEC will not be available to other stations. If you try to access it, the IWMS program will display a “No response from the W EB or WEC” message. Figure 30. Reset the W WB [...]

Advanced Setting Batch mode operation In order to maximize the ef ficiency of wireless L AN management, the us er can apply batch m ode operation to m anage the selected WWBs or WECs. Y o u can sort InstantW ave devices by the device type fi rst. Then select the multiple WWBs or WECs you w ould like to manage. C lick the right m ouse button to ope [...]

Ins tantW ave Products Device Alias Name Host T able name Explanation NWH660 AP AP1-A-1F A-1F AP located at building A and fir st floor NWH7610 AP AP2-A-1F A-1F AP located at building A and fir st floor NWH6210 WWB Room1 1 1 A-1F AP located at building A and fir st floor NWH6210 WWB Room 11 2 A-1F AP located at building A and fir st floor NWH7610 A[...]

the Host Table to a file (for convenience you could save the Host table on a network disk for ease of access). Import Host T able to check device’ s ava ilability Import the Host Table from a file (for convenience you could retrieve the Host table from a network disk for ease of access). Once the Host Table ha s been imported, the IWMS will autom[...]

From here you can also select any WWB or WEC on the table. Edit it or delete it when it is no longer necessary. This table can be saved and retriev ed from the IWMS utility so that you don ’t need to create it again. Export a Configuration profile to a File The configu ration file can be save d to a text file and sa fely kept. This configuration [...]

Figure 35. Import the Configuration Profile from a Fi le Encryption The configuration file does not con t ain the security key settings . The attributes of security keys are externally write-only and cannot be saved into the configuration file. Click Encryption t o setup th e security keys manually . InstantWave 11Mbps WWB/WEC 53[...]

Har d ware InstantWave Product Placement Guidelines A few tips to mention that ar e particularly si gnificant in a radio wave communications system: 1. Radio wa ves reflect or refract from buildings, walls, metal furnit ure, or other objects. This could result in performance degradati on due to the fluct uation of the received signal. 2. Microwave [...]

step3. Re move the template sheet step4. Tap the rawl-plugs into the drilled holes step5. Screw th e supplied screws into the rawl-plugs step6. Hang the WBB from the screws InstantWave 11Mbps WWB/WEC 55[...]

T r oubleshooting This section provides you with s ome troubleshootin g info should you e ncounter installation or operation prob lems on InstantW ave products. If the prob lems still cannot be remedied after going through the T roublesho oting section, check the FA Q s a t h ttp://www .ndc.com.tw/support/faq .htm If you still have a problem, conta[...]

The WWB powers up, but the Ethernet Link LED is OFF (no connection to an Ethernet network) . Make sure: 1. The Ethernet cable is co nnected firmly to both the WWB and H ub/Switch. 2. The H ub/Switch is powered on. The Status LED on the WWB panel is Red and flashing. Restart (power cycle) the WWB and check the Status LED again. If it is still flashi[...]

T ec hnical Suppor t Support fr om Y our Network Supplier If assistance is required, call your supplier for help. Have the following information ready before you make the call. 1. LED status 2. A list of the product hardwar e (including revisi on levels), and a bri ef description of t he network structure 3. Details of recent configuration changes,[...]

NDC Limited War rant y Hardware NDC warrant s its products to be free of defects in workm anship and material s, under norm al use and service, for a period of 12 months fr om the date of purchase from NDC or its Authorized Re seller, and for the period of tim e specified in the documentation supplied with each product. Should a product fail to be [...]

Limited Warranty Service Procedures Any product (1) received in error , (2) in a defective or non-functioning condition, or (3) exhibiting a defect under normal working cond itions, can be returned to NDC by following the se steps: Y ou m ust prepare:  Dated proof of purchase  Product model number & quantity  Product seri al number [...]

Services after Wa rranty Period After the wa rranty period expi res, all products can be repaired for a reas onable service charge. The shipping charges to and from the NDC facility will be borne by the purchas er . Return for Credit In the case of a DOA (Dead on Arrival) or a shipping error, a return for cred it will automatically be applied to th[...]

Specifica tions General Regulatory Compliance FCC Part 15 Class B. (US) Standards W ireless LAN: IEEE 802.1 1b, W i-Fi Compliant Ethernet: IEEE 802.3 Data Rate 1 1Mbps/5.5Mbps/2 Mbps/1 Mbps auto fallback Communication Method Half-Duplex Security 40-bit/128-bit WEP Data Encryption LED Ind icators NWH6210: Power , Status, Ethernet, W ireless NWH2610:[...]

T ransmitter RF Output Power: 20 dBm Frequency Stability: W ithin ± 25ppm Data Modulation T ype: BPSK (1Mbps)/QPSK (2/5.5/1 1Mbps) Data Modulation Speed: 1 1Mbps/5.5Mbps/2Mbps/1M bps with Auto Fallback Receiver Sensitivity: (Less than 8% of FER packet size is 1024 bytes) - 83 dBm (T ypical @11Mbps) Antenna T ype NWH6210: Dual Dipole Diversit y Ant[...]

A ppendix This appendix lists the chan nels supported by the world’ s regulatory domains. The channel numbers, channel center frequencies, and regulatory domains are shown in the table. Channel Number Center Frequency (MHz) FCC/ Canada ETSI Spain France Japan 1 2412 O O O 2 2417 O O O 3 2422 O O O 4 2427 O O O 5 2432 O O O 6 2437 O O O 7 2442 O O[...]

Inde x A Access Control ............................. 41 Access Rights ............................... 41 Alias Name ................................... 36 APMS Host T able......................... 51 Authentication Mode .................... 36 B Basic Rates ................................... 36 BSSID .......................................... 13 [...]

Regulatory Domains ............... 13, 36 Roaming ................................. 13, 22 S Service Set ID............................... 36 SNMP ........................................... 48 SNMP Access Control .................. 41 System Requirem ents ................... 12 T T ransmission Rate ........................ 36 T rap Log Information[...]