SMC Networks SMC2870W manuale d’uso

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38 T esla Ir vine, CA 92618 Phone: (949) 67 9-8000 EZ Connect TM g 2.4GHz 802.11g Wireless Ethernet Bridge User Guide F rom SMC’ s EZ line of low- cost workgroup LAN soluti ons January 2005 Revision #: R0 1, F1.0[...]

Copyright Inf ormation furnished by SMC Networks, Inc. (SMC) is believ ed to be accur ate and reliab le. Howe v er , no responsibility is assumed b y SMC f or its use, nor f or any infringements of patents or other rights of third parties which may r esult from its use. No licen se is gra nted by implication or otherwise under an y patent or pate n[...]

i C OMPLIANCES FCC - Class B This equipment has been tested and found to co mply with the limits f or a Class B digital device , pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against ha rmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency[...]

C OMPLIANCES ii Industry Canada - Class B Operation is subject to th e following tw o conditions: 1) this device ma y not cause interf erence and 2) this device must accept any interf er ence, including interf erence that ma y cause undesired operation of the de vice This digital apparatus does not e xceed the Class B limits f or r adio noise emiss[...]

C OMPLIANCES iii Countries of Operation & Conditions of Use in the Eur opean Community This device is intended to be oper ated in all countries of the European Community . Requirements for indoor vs . outdoor operation, license requirements and allowed channels of operation apply in some countries as descr ibed below: Note: The user must use th[...]

C OMPLIANCES iv Decl aration of Confo rmity in Languages of the Eur opean Community English Hereby, SMC Networks, declares that this Ra dio LAN device is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. Finnish Valmistaja SMC Networks vakuuttaa täten että Radio LAN device tyyppinen laite on direk[...]

C OMPLIANCES v Safety Compliance Underwriter s Laboratori es Complian ce Statement Importan t! Bef ore making connections, mak e sure you ha v e the correct cord set. Check it (read the label on the cable) against the f ollowing: The unit automatically matches the connected input voltage. Theref ore, no additional adjustments are necessar y when co[...]

C OMPLIANCES vi Wichtige Sic herheit shinweise (Ge rmany) 1. Bitte lesen Sie diese Hi nweise sorgfältig durch. 2. Heben Sie diese Anleitung für den späteren Gebrauch auf . 3. V or jedem Reinigen ist das Gerät v om Stromnetz zu trennen. V erwenden Sie keine Flüssigoder Aerosolrei niger . Am besten eignet sich ein angefeuchtetes T uch zur Re ini[...]

vii T ABLE OF C ONTENTS EZ Connect™ 2.4 GHz Wireless Ethernet Bridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Introductio n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Package Che cklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Hardware Description . . . . . .[...]

T AB LE OF C ONTENTS viii Web Management . . . . . . . . . . . . . . . . . . . . . . . . . 29 Browser Conf iguration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Disable Proxy Connection . . . . . . . . . . . . . . . . . . . . . . . 29 Internet Explorer (5. 5 or above) in Microsoft Windows . 29 Internet Exp lorer in Macinto sh . . . .[...]

1 EZ C ONNECT ™ 2.4 GH Z W IRELESS E THERNET B RIDGE Introduction SMC’ s EZ Connect 2.4 GHz Wireless Ethernet Bridge (SMC2870W) can function as: • an Ethernet adapt er, providing a wireless connection via an RJ-45 connection to devices such as Microsoft Xbox and Ethernet read y embedded de vices • a standard IEEE 802. 11g access point • a[...]

EZ C ONNECT ™ 2.4 GH Z W IRELESS E THER NET B RIDG E 2 Package Checklist The EZ Connect 2.4 GHz 802 .11g Wireless Ethernet Bridge pack age includes: • One EZ Connect 2.4 GHz 802.11g Wireless Ethernet Bridge (SMC2870W) • One 5 VDC power adapte r • Installation CD cont aining this User Guide, EZ Installation Wizard, and Utility program • On[...]

3 H ARDWARE D ESCRIPTION The Wireless Ethernet Bridge suppor ts 1, 2, 5.5 and 11 Mbp s half-duple x connections to Ethernet networks . This device is fu lly compliant with 2.4 GHz DSSS/OFDM wireless networking as defined in IEEE 802.11b /g. The Wireless Et hernet Br idge is back ward compat ible with t he e xisting 802.11b WLAN infrastructure . It [...]

H ARDWARE D ESCRIP TION 4 Applications EZ Connect wireless products off er a fast, reliab le , cost-eff ectiv e solution for wireless Ether net c lient access to the networ k in applications such as: • Video Game Systems Provides wireless Inte rn et access f or users o f video game systems such as Nintendo G ameCube, Microsoft Xbo x and Sony Pla [...]

LED I NDICA TORS 5 LED Indicators The Wireless Ethernet Bridge includes three status LED indicators, as described in the f ollowing figure an d t able. Figure 2. Front P anel LED Status Description Wireless Link TX/RX Flashing (Green) The device is transmitting or receiving data through wireless links. Ethernet Status LINK/ ACT On (Orange) The devi[...]

H ARDWARE D ESCRIP TION 6 System Requirements Bef ore y ou install th e Wireless Ethernet Bridge, be sure you ha ve met the f ollowing requirements: • An AC power outlet (100~240 V, 50~60 Hz) • An available RJ-45 (UTP) por t on an Ethernet hu b or switch • 802.11b/g compliant wireless Etherne t adapters with TCP/IP protocols in stalled • TC[...]

7 H ARDWARE I NSTALLATION 1. Select the site – Ch oose a loca tion f or y our Wireless Ethernet Bridge. Usually , the best location is at the ce nter of y our wireless cov erage area, if possib le within line-of-sight of a ll wireless de vices. 2. Place the Wireless Ethernet Br idge in a position that gives it maximum co v erag e. Normally , the [...]

8 S YSTEM C ONFIGURATION The SMC2870W is a Plug-and-Pla y device . This means that, i n most cases, y ou will not need to configure it. The SMC2870W Wireless Ethernet Bridge includes an SNMP agent that is accessib le throug h an SNMP manager application (Ref er to “Using the Configurati on Utility” on page 11.) The lates t version ma y be downl[...]

9 EZ I NSTALLATION W IZARD T o configure y our SMC28 70W, first v erify that y our computer has an IP addre ss in the same subnet as th e SMC2870W. I f you are not f amiliar with this procedure, see the “Using IPCONFIG” section below . Note: The default IP ad dress of the SMC2870W is 192. 168.2.25. 1. Inser t the SM C EZ Installation Wizard &am[...]

10 U TILITY I NSTALLATION AND C ONFIGURATION Note: This Configuration Utility is for Windows 98SE, Me, 2000, and XP. After clicking “Configuration Utility , ” follo w the on-screen instructions to install the utility progr am.[...]

U SING THE C ONFIGURATION U TILITY 11 Using the Configuration Utility 1. Click Start/Programs/SMC287 0W/SMC2870W Configuration Utility . 2. The program will automatically scan f or SMC2870W access points on t he network. If y ou want to sub sequently detect a ll access points on the network, clic k the Scan b utton. F rom the list of detected SMC28[...]

U TILITY I NSTALLA TION AND C ONFIGURATION 12 Utility Configuration Operation Mode Select the con nection mode f or SMC2870W and clic k Ne xt. (Default: Access P oint)[...]

U TILITY C ONFIGUR ATION 13 Network Settings The f ollo wing screen allows y ou to se t up the IP settings of the SMC2870W. Menu Description DHCP Client You can enable the DHCP Client function to automatically get an IP Address, Subnet Mask, and Default Gateway from a DHCP server in your network. (Default: Use Static IP) IP address Set the IP addre[...]

U TILITY I NSTALLA TION AND C ONFIGURATION 14 Wireless Settings The Wireless Settings pa ge allows y ou to set up the wireless configurations. Menu Description Wireless Settings Wireless Network Name (SSID) All wireless clients and the wire less access points within a specific ESS (Extended Service Set) must be configured with the same SSID. (Defau[...]

U TILITY C ONFIGUR ATION 15 Security The Security screen provides y ou with a v ersatile encryption method to pre v ent una uthorized access to y our wireless network and pro vide more secure data tr ansmissions . If yo u are transmit ting sensitiv e da t a across wireless channels , yo u should enab le Wi-Fi Prote cted Access (WP A) or Wired Equiv[...]

U TILITY I NSTALLA TION AND C ONFIGURATION 16 The security mechanisms that may be employed depend on the level of secu rity required, th e network and management resources available, and the software suppor t provided on wireless clients. A summary of wireless security considerations is listed in the following table. Security Mechanism Client Suppo[...]

U TILITY C ONFIGUR ATION 17 WEP Encryption Type Y ou can choose between stand ard 64-bit or th e more rob ust 128-bit encryption. T o manually configu re the ke ys , select the WEP encry ption t ype option fr om the drop do wn men u. F or 64- bit encr yption enter 5 he xadecimal pairs f or each ke y . F or 128-bit encr yption enter 13 he xadecimal [...]

U TILITY I NSTALLA TION AND C ONFIGURATION 18 To generate the keys autom atically, enter the Passphrase in the provided field. If you use encrypt ion, configure the same keys used for the Wireless Ethern et Bridge on each of your wireless clients. Note that Wired Equivalent Privacy (WEP) prot ects data transmitted betwe en wireless nodes, bu t does[...]

U TILITY C ONFIGUR ATION 19 WPA-PSK Encryption Type WPA is a stronge r wireless secur ity solution than W EP. It uses a combination of authent ication and broadcast/session keys. • Pre-Shared Key/Passphr ase If there is no authentica tion server on your SOHO networ k, you can issue the Pre- Shared Key t o the clients that connect to the Wireless [...]

U TILITY I NSTALLA TION AND C ONFIGURATION 20 3. Do not use a k e y that is lon g and comple x for y our clients to type accurat ely , as you might f orget it. 4. A Hex (hexadecimal) digit is a number or letter in the range 0-9 or A-F. WP A-802.1X Encryption T ype The Wireless Ethernet Bri dge allows you to use 802.1x authentica tion for an enter p[...]

U TILITY C ONFIGUR ATION 21 Setting Information The ne xt screen displays system inf ormation. Click Ne x t and Finish to complete the SMC2870W configur ation.[...]

U TILITY I NSTALLA TION AND C ONFIGURATION 22 Press OK and reboot the Wireless Ethernet Bridge when prompted to do so .[...]

23 C ONFIGURING Y OUR IP A DDRESS Windows 2000 1. Right-clic k the “Netw ork Places” icon on your desktop and click “P roper ties. ”[...]

C ONFIGURI NG Y OUR IP A DDRESS 24 2. Right-clic k y our Local Area Conne ction and clic k “Propert ies . ”[...]

W INDO WS 2000 25 3. Click “Internet Protocol TCP/IP” and click “Properties. ” Select the “Use th e f ollowing IP Address” optio n and inser t 192.168.2.x ( where x is 2 ~ 24, 26 ~ 254) . Specify the def ault gate wa y and DNS ser v er as indicat ed b y yo ur network administrator or Inter net Ser vice Provider . 4. Click “OK” and c[...]

C ONFIGURI NG Y OUR IP A DDRESS 26 Windows XP 1. Right-clic k the “Netw ork Places” icon on your desktop and click “P roper ties. ” 2. Right-clic k y our “Local Area Con nection” and clic k “Properties. ”[...]

W INDO WS XP 27 3. Click “Internet Protocol TCP/ IP” and click “Proper ties. ”[...]

C ONFIGURI NG Y OUR IP A DDRESS 28 4. Select the “Use the f ollowing IP Address” option and insert 192.168.2.x ( where x is 2 ~ 24, 26 ~ 254) f or the IP address . Specify the de f ault gate wa y and DNS ser v er as indicated b y yo ur network administrator or I nternet Ser vice Provider . 5. Click “OK” and clic k “Close” to continue an[...]

29 W EB M ANAGEMENT Browser Configuration Confirm that your browse r is configured f or a direct connection to the Inter net usin g the Ether net cable that is in stalled in the computer . Disable Proxy Connection Y ou will also need to verify that the HTTP Proxy f eature of y our web bro wser is disabled. This is so that y our web browser will be [...]

W EB M ANAGEMENT 30 T o access the SMC28 70W’ s management int erf ace , enter the Wireless Ethernet Bridge IP address in y our w eb bro wser http:// 192. 168.2.25. Then enter the passw ord and clic k LOGIN. (Def ault pass word: smcadmin) The home page disp la ys the Setup optio ns. Navigating the Web Browser Interface The SMC2870W’ s web manag[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 31 Use the web m anagement int erf ace to defi ne system par ameters , manage and control t he Wireless Ethernet Bridge and its por ts, o r monitor netwo rk conditions. The f ollowing tab le outlines the selections av ailab le from this pr ogram. Menu Description System Sets the password for admini strator [...]

W EB M ANAGEMENT 32 System Password Settings Use this menu to restrict ac cess based on a passwo rd. (Default: smcadmin). For security reason s, y ou should change the def ault pass word bef ore ex posing the SMC28 70W to the Inter net. P asswords can contain from 3 to 12 alpha numeric char acters and are not ca se-sensitive . Enter a maximum Idle [...]

N A VIGATING THE W EB B ROWSER I NTERFACE 33 Operation Mode This ma y be set to Access P oint, Client Bridge (Infrastr ucture, AdHoc), or Repe ater . (Def ault: Access P oint) Note: After you choose the oper ation mode for the SMC287 0W, be sure to click the APPLY button, and click OK on the confirmation message to enable the new setting. These mod[...]

W EB M ANAGEMENT 34 LAN With “Obtain an IP Address Auto matically [DHCP]” enab led, the IP address , subnet mask and def ault gate w a y can be dynamically assigned to the SMC2870W by the ne twork DHCP s er v er . Note: If there is n o DHCP server o n your network, then the SMC2870W will automati cally start up with its default IP address, 192.[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 35 Wireless Settings T o configure the SMC2870W as an Client Br idge, all y ou need to do is define the r adio channel, t he Ser vice Set Identif ier (SSID), and encryption options. In Client Br idge mode o r Repeater mo de, the radio channel an d SSID (Ser vice Set ID) of the SM C2870W must be set to the s[...]

W EB M ANAGEMENT 36 Menu Description Wireless Channel The radio channel through which a wireless access point communicates with PCs in its BSS. (Default: 6) The available channel settings ar e limited by local regulations which determine the number of channels that are available. • USA: 1 ~ 11 channels • Europe: 1 ~ 13 channels • Japan: 1 ~ 1[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 37 WEP Configuration If yo u are transmit ting sensitiv e da t a across wireless channels , yo u should enab le Wired Equiv alent Pr iv acy (WEP) encryption. Encr yption req uires you to use the s ame set of encr yp tion/ decr yption ke ys f or a wireless acce ss point and all of its wireless clients. Th e [...]

W EB M ANAGEMENT 38 64-Bit Manual Ent r y K e y 1~4 - Each K ey ID contains 10 HEX digit s. 128-Bit Man ual Entry K e y ID contains 26 HEX digits . Y ou may automatically generate encryption keys or manually enter the keys . F or automatic 64-bit se curity , enter a passphrase. F our ke ys will be generated (as shown abo v e). Choose a ke y from th[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 39 WPA Configuration WPA is a stronge r wireless secur ity solution than W EP. It uses a combination of authent ication and broadcast/session keys. • Pre-Shared Key/Passphr ase If there is no authentica tion server on your SOHO networ k, you can issue the Pre- Shared Key t o the clients that connect to th[...]

W EB M ANAGEMENT 40 Notes: 1. Man ual Pre-Shared K e y supports up to 64-He x characters. 2. T ype 8~63 He x character s f or the Pre-Share d P assphra se.[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 41 3. Do not use a k e y that is lon g and comple x for y our clients to typ e accurately , as you might forget it. 4. A Hex (hexadecimal) digit is a number or letter in the range 0-9 or A-F. • 802.1X Mode The Wireless Ethernet Bri dge allows you to use 802.1x authentica tion for an enter prise networ k e[...]

W EB M ANAGEMENT 42 Client List The Client List screen displa ys the MAC address an d network speed of the associated clients .[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 43 MAC Address Filtering The MAC Address Filter ing feature of the SMC2870 W allows you to control access to y our netw ork clients based on the MA C (Media Access Contro l) Address of the client machine. This ID is unique to each netw ork adapter . If MAC address filtering is enab led, then the MA C addres[...]

W EB M ANAGEMENT 44 Tools Use the T ools men u to bac k up the current conf iguration , restore a pre viously sa ved configur ation, restor e f actory settings, u pdate fir mware , and res et the SMC2870W . Configuration Tools • Backup Settings – Saves the SMC28 70W’s configuration to a file. • Restore Settings – Rest ores settings from a[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 45 Firmware Upgrade Use this screen to update the f irmware or user interf ace to the latest v ersion. Download the upg rade f ile from the web site and sav e it to y our hard drive . Click Bro wse to look f or the pre viously downloaded file. Clic k APPL Y . Chec k the Status page Inf or mation section to [...]

W EB M ANAGEMENT 46 Reset Click APPL Y to reset the SMC2870W. Y our settings will not be changed. The reset will be comp lete when the pow er LED is lit red.[...]

N A VIGATING THE W EB B ROWSER I NTERFACE 47 Status The Status screen displa ys W AN/LAN connection status , firmware , and hardw are v ersion n umbers of the SMC287 0W.[...]

48 N ETWORK C ONFIGURATION AND P LANNING The Wireless Solution supports a stand-alone wireless network configuration, as well as an integr ated configur ation with 10 Mbps Ethernet LANs. F or a list of the maximum dist ances betw een the AP/Bridge and wireless clients , ref er to page 53. The wireless netw ork cards and adapters can be con figured [...]

N ETWORK C ONFIGURATION AND P LANNING 49 Infrastructure Wireless LAN An integr ated wired and wireless LAN is called an infrastructure configuration. A Basic Ser vice Se t (BSS) consists of a group of wireless PC users, and an acce ss point that is directly conne cted to the wired LAN. Each wireless PC in this BSS can talk to any computer in its wi[...]

N ETWORK C ONFIGURATION AND P LANNING 50 Infrastructure Wireless L AN for Roaming Wireless PCs The Basic Ser vice Set (BSS) is the communications domain fo r each wireless ac cess point. F or wireless PCs that do not need to suppor t roaming, set the do main identifier (SSID) of the wireless card to the SSI D of the access p oint to which you want [...]

N ETWORK C ONFIGURATION AND P LANNING 51 A Wireless LAN with Inte rnet Access In this application one SMC287 0W is in Client Br idge mode connected to a Microsoft Xb o x. Another SMC287 0W is acting in Access P oint mode. This provid es a wireless network and also Internet access for applications including Internet game pla ying.[...]

52 T ROUBLESHOOTING Check the f ollowing items before you contact technica l suppor t. 1. If mobile users do no t hav e roaming access to the SMC2870W: Make sure that all the SMC2 870Ws and stations in the ESS in which the WLAN mo bile users can roam ar e configured to the same WEP setting, SSID , and authentication algorithm. 2. If the management [...]

N ETWORK T OPOLOGIES 53 Maximum Distance Table Important Notice Maximum di stances posted b elow are actual t ested distance thresholds. However, there are many var iables such as b arrier composition and construction and local environmental interference that may impact your actual dist ances and cause you to experience distance thresholds fa r low[...]

54 S PECIFICATIONS Standards IEEE 802.3 10BASE-T Ether net IEEE 802.3u 100BASE- TX F astEther net IEEE 802.11b IEEE 802.11g Data Rates 1/2/5.5/6 /9/11/12/ 18/24/36/48 /54 Mbps Frequency Band IEEE 802.11b/g Radio: 2.4 GHz USA - FCC 2412~246 2MHz (Ch1~Ch11) Canada - IC2412~2462MHz (Ch1~Ch1 1) Europe - ETSI 2412~2472MHz (Ch1~Ch1 3) Ja pan - STD-T66/ST[...]

S PECIFICATIONS 55 Sensitivity Modul ation Rate Modulation Rate Receive Se nsitivity Typical (dBm) 802.11b - 1Mbps -90 802.11b - 2Mbps -88 802.11b - 5.5 Mbps -85 802.11b- 1 1Mbps -82 802.11g - 6Mbps -88 802.11g - 9Mbps -87 802.11g - 12Mbp s -84 802.11g - 18Mbp s -82 802.11g - 24Mbp s -79 802.11g - 36Mbp s -75 802.11g - 48Mbp s -68 802.11g - 54Mbp s[...]

S PECIFICATIONS 56 RF Output Power Physical Size 14.30 x 12.20 x 3.03 cm ( 5.63 x 4.80 x 1.19 in.) Weight 150 g (5.3 oz) Power Supply Input US: 100-120 A C, 50-60 Hz EU: 200-240 A C, 50-60 Hz Ouput:5 VDC , 1A US: DSA-0151A-05A EU: DSA-0151A-05U Power Consumption 5 V , 700 mA maximum Modulation Rate Ou tput Power (dBm) 802.11b - 1Mbps 16 802.11b - 2[...]

S PECIFICATIONS 57 Temperature Operat ing: 0 to 40 °C (32 to 104 °F) Storage: -40 to 70 °C (-40 to 158 °F ) Humidity 5% to 95% (non-condensing) LED Indicators P ower , Eth ernet Link/Activity , Wireless Activity (TX/RX) Network Management Windows 98SE/Me/2000/XP SN MP Management Utility Operating Sy stem Compatibili ty Windows 98SE/Me /2000/XP [...]

58 T ERMINOLOGY The f ollo wing is a list of terminology that is used in this document. Access P oint – An internetworking device that seamlessly connects wired and wireless ne tworks. Ad Hoc – An ad hoc wireless LAN is a group of computer s each with LAN adapters , connect ed as an indepen dent wireless LAN. Backb one – The core infr astruct[...]

T ERMINOLOGY 59 Ethernet – A popular local area data communicat ions network, which accepts transmission from co mputers and terminals. Ethernet operates on a 10 Mbps baseb and transmission r ate , using a shielded coaxial cab le or shielded twisted pair telephone wire. Infrastructu re – An integr ated wirele ss and wired LAN is called an Infr [...]

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38 T esla Irvine, CA 92618 Phone: (949) 679-8000 Model Number : SMC2870W Revision Number E012005 -R01 F 1.0 FOR TECH NICAL SUPPOR T , CALL: From U.S.A. and Canada (24 hours a day , 7 days a week) (800) SMC-4-YOU; Phn: (949) 679-8000; Fax: (949) 679-1481 From Europe : C ontact details can be found on www .smc-europe .com or www .smc.com INTERNET E-m[...]