Vai alla pagina of
Manuali d’uso simili
-
Network Card
NETGEAR MA521 802.11B
2 pagine 0.99 mb -
Network Card
NETGEAR N300
2 pagine 1.11 mb -
Network Card
NETGEAR RangeMax Wireless USB 2.0 Adapter WPN111 WPN111NA WPN111NA
64 pagine 1.53 mb -
Network Card
NETGEAR DG814
16 pagine 0.61 mb -
Network Card
NETGEAR XE102
22 pagine 0.8 mb -
Network Card
NETGEAR POE101
8 pagine 0.62 mb -
Network Card
NETGEAR AX742
2 pagine 0.14 mb -
Network Card
NETGEAR DG814 DSL
112 pagine 0.93 mb
Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso NETGEAR GA621. 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 NETGEAR GA621 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 NETGEAR GA621 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 NETGEAR GA621 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo NETGEAR GA621
- nome del fabbricante e anno di fabbricazione NETGEAR GA621
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature NETGEAR GA621
- 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 NETGEAR GA621 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 NETGEAR GA621 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio NETGEAR 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 NETGEAR GA621, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo NETGEAR GA621, 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 NETGEAR GA621. 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
-
Pagina 1
GA 621 MODEL F iber Gigabit Ethern et Card Reference Guide[...]
-
Pagina 2
ii © 2001 by N ETG EAR, Inc. All ri ghts reserved. T rademarks N ETG EAR® is a reg istered trademar k of N ETG EAR, INC. in the Un ited States and other countr ies. Microsoft®, W indo ws® and Wi ndows N T® are reg is tered tr ademarks of Microsoft Cor porati on. Other brand and pr oduct names are trademarks or reg is tered tr ademarks of their[...]
-
Pagina 3
iii T his dev ice complies with P ar t 15 of the FCC Rules. Operati on is subject to the follo wing two cond iti ons: 1. T his dev ice may not cause harmful inte rference. 2. T his dev ice mus t accept any interfe rence received, i ncludi ng inte rference that may cause undesired oper ation. Note: T his equipment has been tested and found to comply[...]
-
Pagina 4
iv Customer Support F or assistance with installin g and confi guri ng y our N ETG EAR system or with ques tions or pr oblems f ollowi ng installation: • Check the N ETG EAR W eb page at http://www .N ETG EAR.com. • Call T echnical Support at the phone number l isted on the Suppor t Infor mation Card that sh ipped with y our switch. • Emai l [...]
-
Pagina 5
contents v CONTENTS CHAPTER 1 Introduction Benef its 1-1 Features 1-1 CHAPTER 2 HARDW ARE INST ALLA TION P ackage Contents 2-1 Requirements 2-2 Hardware Descripti on 2-5 Prepari ng to Install Y our GA621 Fibe r Gi g abit Ether net Card 2-6 Installi ng Y our GA621 Fiber Gi gabit Ether net Card 2-7 Connecting the Networ k Cables 2-8 CHAPTER 3 Windo w[...]
-
Pagina 6
contents vi CHAPTER 6 NETW ARE DRIVER SOFTW ARE Pre-Installation Requirements 6-2 Installi ng the Dr ive r Software 6-2 Modifyi ng Dr i ver Pr operties 6-5 Installation T r oub leshootin g 6-6 CHAPTER 7 LINUX DRIVER SOFTW ARE Fi le Lis ting 7-1 Installi ng the Dr ive r Software 7-2 T es ting the Dr ive r Software 7-3 Conf i gur able P arameters 7-4[...]
-
Pagina 7
contents vii FIGURE Fi gure 2-1. F r ont P anel of Model GA621 Gi gabit Ether net Card 2-5 T ABLES T able 2-1. Software and Hardware Requirements 2-2 T able 2-2. GA621 LEDs 2-6 T able 2-3. GA621 (1000BASE-SX) Cable Char acter is tics 2-8 T able 3-1. P aramete r Descripti ons 3-6 T able 4-1. P aramete r Descripti ons 4-6 T able 6-1. NetW are Dev ice[...]
-
Pagina 8
intr oduction 1-1 CHAPTER 1: INTR ODUCTION Cong ratulati ons on your pur chase of the N ETG EAR ® G A 6 2 1 Fiber Gi gabit Ether net Card. Desi gned especially f or hi gh-perf or mance systems, such as servers and hi gh-end workstati ons, it offe rs 2 g i g abits per second (Gbps) of agg reg ate bandwidth and opti- miz ed pe rf ormance whi le m in[...]
-
Pagina 9
intr oduction 1-2 • Duple x SC fibe r connector for 62.5-m icron or 50-m icron multi mod e fibe r cable • Inter ope rabi l ity with e x isting F ast Ether net equipment compl iance with the f ollowi ng standards and protocols: – IEEE 802.3z 1000BASE-SX Gi gabit Ethe r net – IEEE 802.3u F as t Ethernet • Standard Ether net fr ame size (up [...]
-
Pagina 10
CHAPTER 2: HARDW ARE INST ALLA TION T h is chapter pr o vi des inf ormati on abou t the package contents, sys tem requirements, and installati on of the N ETG EAR GA621 F iber Gi gabit Ether net Card. Package Contents T he pr oduc t package contains: • GA621 Fibe r Gi g abit Ether net Card • GA621 Fiber Gigabit Ethernet Card Driver and Document[...]
-
Pagina 11
hardware installation 2-2 Requirements Bef ore install in g the GA621 Fibe r Gi gabit Ethe rnet Card, verify that y our sys tem meets the oper ati ng system and hard ware requirements ou tl ined i n T able 2-1. T ab le 2-1. Software and Hardware Requirements System Requirements Windo ws 95 OSR2 Hardware A P entium-based workstation that meets W ind[...]
-
Pagina 12
hardware installation 2-3 T ab le 2-1. Software and Hardware Requirements (continued) System Requirements Oper ating System W indows N T 4.0 with Service P ack 5 or abo ve. T o download the latest Service P ack, go to the f ollowi ng Micr osoft W eb page and search for the latest service pack: http://www .microsoft.com/do wnloads/search.asp Softwar[...]
-
Pagina 13
hardware installation 2-4 T ab le 2-1. Software and Hardware Requirements (continued) System Requirements NetWare Hardware A P entium-based server that meets NetW are 4.2, NetW are 5.0, or NetW are 5.1 software requirements One open 32-bit or 64-bit PCI slot Min i mum 64 MB memory Oper ating System If y ou are usi ng NetW are 4.2, you must have the[...]
-
Pagina 14
hardware installation 2-5 Hardware Description As i llustrated in F i gure 2-1, the GA621 Fiber Gi gabit Ether net Card has an SC connector por t and two por t LEDs. Figure 2-1. F ront Panel of Model GA621 Gigabit Ethernet Card T he fr ont panel of the GA621 has two LEDs: one LED to i ndicate the l i nk is active and one LED f or data transfe r sta[...]
-
Pagina 15
T ab le 2-2. GA621 LEDs Label Activ ity Descripti on DA T A Bl inkin g Brief bursts of data detec ted on the por t On Streams of data detec ted on the por t Off No data detec ted on the por t LINK On Good 1000 Mbps Gi gabit Ethe rnet l ink Off No 1000 Mbps l ink; possible bad cable , bad connec tor , or confi gur ation mismatch Preparing to Install[...]
-
Pagina 16
hardware installation 2-7 Danger: Y ou are install ing the card i n a machi ne that oper ates with voltages that can be danger ous. Follo w the steps after this war ni ng to pr otect yourself and to prevent damage to the PC components. 4. Protect y ourself , the card, and your se r ver by taki ng these precau tions: • Shut down the server softwar[...]
-
Pagina 17
hardware installation 2-8 Connecting the Network Cab les T he GA621 has one SC port that can be us ed with either 62.5/125-Micron multi- mode fibe r or with 50/125-Micr on multi mode fibe r . 1. Prepare an appropr iate cab le. T able 2-3 l ists the cable char acteristics f or connecting to 1000BASE-SX por t. T ab le 2-3. GA621 (1000BASE-SX) Cab le [...]
-
Pagina 18
W indo ws 95 OSR2/98/Me dri ver software 3-1 CHAPTER 3: W I N D O W S 9 5 O S R 2 /98/ME DRIVER SOFTW ARE T h is chapter pr o vi des inf ormati on abou t the Microsoft W i ndows 95 OSR2/98/Me dri ve r software. T h is chapter also descr ibes how to: • Install the drive r software i n the W indo ws 98 env ir onment • Mo ve the card to a diffe re[...]
-
Pagina 19
W indo ws 95 OSR2/98/Me dri ver software 3-2 T o install the GA621 Fibe r Gi gabit Ethe r net Card software f or Wi ndo ws 98, perf orm the f ollowi ng pr ocedure: 1. When y ou boot up the W indo ws 98 system after install in g the Gi gabit Ether net card, a ser ies of F ound New Hardware W izard dialog bo xes opens.[...]
-
Pagina 20
W indo ws 95 OSR2/98/Me dri ver software 3-3 2. When the f ollowi ng d ialog bo x opens, cl ick Search f or the bes t dri ver f or y our device (recommended), and then click Ne xt. 3. In the ne xt dialog bo x, check the “Specify a locati on” bo x. Note: W i ndows Me dr ive rs are f ound at d:winMe and W indows 95 dr i vers are f ound at d:win[...]
-
Pagina 21
W indo ws 95 OSR2/98/Me dri ver software 3-4 4. When W indo ws retur ns its search results in the f ollowin g dialog bo x, verify that the correct path to the dri ve r software is shown, and then cl ick Ne xt.[...]
-
Pagina 22
W indo ws 95 OSR2/98/Me dri ver software 3-5 5. T he dr ive r is copied onto y our system, and the GA621 Gi gabit UTP Adapte r Prope rties dialog bo x opens. 6. Cl ick OK to accept the default settings. 7. Y ou can change ope rati ng par ameters as desired. Refer to T able 3-1 f or help in conf ig uri ng these par ameters.[...]
-
Pagina 23
W indo ws 95 OSR2/98/Me dri ver software 3-6 T ab le 3-1. Parameter Descriptions Prope r ty Descr iption Address Allows y ou to change the networ k address. P acket Size Enables send ing large r Ether net packets Pri ority Queues Specif ies the pri ority number f or traff ic pr ior itizati on. Receive Buffe rs Specif ies hardware resources i n memo[...]
-
Pagina 24
CHAPTER 4: WINDOWS NT DRIVER SOFTW ARE T h is chapter pr o vi des inf ormati on abou t the Microsoft W i ndows N T drive r software. T h is chapter also g ives d irections f or pe rf orm in g the f ollowi ng pr ocedures: • Installi ng the dr ive r software • Updatin g or reinstall ing the dr i ver software • Mo vi ng the networ k card and rem[...]
-
Pagina 25
W indo ws N T dri ver software 4-2 3. Double-cl ick the Network icon. T he Networ k dialog bo x opens. If there are any prev i ousl y installed GA621 Fibe r Gi gabit Ethe rnet Card dr i vers l ist- ed, the dri vers must be updated before i nstalli ng anothe r dri ve r f or a new card. F or directi ons on upgr ad ing the dr i ver f or an e x isting [...]
-
Pagina 26
W indo ws N T dri ver software 4-3 4. Cl ick on the Adapters tab , and then cl ick Add. T he Se lec t Network Adapte r dialog bo x opens. 5. Cl ick Have Disk. T he Insert Disk dialog bo x opens.[...]
-
Pagina 27
W indo ws N T dri ver software 4-4 6. Insert the GA621 Fiber Gigabit Ethernet Card Driver and Documentation CD into the CD-ROM dr i ve in y our PC, type the path to the dri ve r that matches y our system, and then cl ick OK. F or e xample, enter the f ollowi ng path: E: In this e xample , the letter E: is the CD-ROM dri ve. T he Se lec t OEM Optio[...]
-
Pagina 28
W indo ws N T dri ver software 4-5 7. Cl ick OK. T he Networ k dialog bo x opens. 8. Cl ick Close. If other cards i n y our system us e TCP/IP bindi ngs, the Microsoft TCP/IP Prope rties dialog bo x opens. Set any necessary TCP/IP conf i gur ati ons, and cl ick OK when fi n ished. 9. When prompted to restar t your computer , cl ick Y es. T he syste[...]
-
Pagina 29
W indo ws N T dri ver software 4-6 T ab le 4-1. Parameter Descriptions Prope r ty Descr iption Address Allows y ou to change the networ k address. P acket Size Enables send ing large r Ether net packets Pri ority Queues Specif ies the pri ority number f or traff ic pr ior itizati on. Receive Buffe rs Specif ies hardware resources i n memory us ed t[...]
-
Pagina 30
W indo ws N T dri ver software 4-7 Updating the Driver Software T o replace old dr ive r software with a newe r versi on: 1. Star t your W i ndows N T sys tem and log in. Y ou mus t have Network Adm in istrator pr iv i leges to install the dri ve r software. 2. On the W indo ws taskbar , cl ick the Star t bu tton, point to Setti ngs, and then click[...]
-
Pagina 31
Mo ving the Netw ork Card to a Different Slot Bef ore mo vi ng y our GA621 F iber Gi gabit Ether net Card to a d ifferent slot in the same system, you must f irs t remove the card dr ive r software. After remo vin g the dri ve r software , you can mo ve the card to a d ifferent slot and rei nstall the dri ve r software. T o remo ve the dri ver soft[...]
-
Pagina 32
W indo ws 2000 dri ver software 5-1 CHAPTER 5: WINDOWS 2000 DRIVER SOFTW ARE T h is chapter pr o vi des inf ormati on abou t the Microsoft W i ndows 2000 dr ive r software. T h is chapter also descr ibes how to: • Install the drive r software i n the W indo ws 2000 env ir onment • Mo ve the card to a diffe rent slot • Remo ve the dri ve r sof[...]
-
Pagina 33
W indo ws 2000 dri ver software 5-2 T o install the card software f or Wi ndo ws 2000, perf or m the f ollowi ng pr ocedure: 1. When y ou boot up the W indo ws 2000 system after install in g the GA621 Fibe r Gi gabit Ethe r net Card, a s er ies of F ound New Hardware Wizard d ialog bo xes are display ed.[...]
-
Pagina 34
W indo ws 2000 dri ver software 5-3 2. In the Install Hard ware Device Dri ve rs dialog bo x, click “Search f or a suitable dri ve r f or my device (recommended) ,” and then click Ne xt.[...]
-
Pagina 35
W indo ws 2000 dri ver software 5-4 3. In the Locate Dri ve r Fi les d ialog bo x, check the “Specify a locati on” bo x. 4. Insert the GA621 Fiber Gigabit Ethernet Card Driver and Documentation CD into y our CD-ROM drive and cl ick OK.[...]
-
Pagina 36
W indo ws 2000 dri ver software 5-5 5. In the Dri ve r Fi les Sear ch Results dialog bo x, verify that the cor rect path to the dri ve r software is shown, and then cl ick Ne xt.[...]
-
Pagina 37
W indo ws 2000 dri ver software 5-6 6. Cl ick Fi n ish to complete the installati on. Mo ving the Netw ork Card to a Different Slot W i ndows 2000 automatically detects the installation and remo v al of hardware. T o mo ve a GA621 Fibe r Gi gabit Ethe r net Card to a diffe rent slot in the same system, y ou need to do the follo wi ng: 1. Shut down [...]
-
Pagina 38
W indo ws 2000 dri ver software 5-7 Remo ving the Driv er Software Under W i ndows 2000, the drive r software is automatically un installed when its hardware is removed. T o remove a card, do the f ollowi ng: 1. Shut down the system and remove the card fr om the PCI slot. 2. When the system is powered on, the drive r wi ll be automatically un insta[...]
-
Pagina 39
CHAPTER 6: NETW ARE DRIVER SOFTWARE T h is chapter pr o vi des inf ormati on abou t the Nove ll NetW are drive r software. T h is chapter also descr ibes how to: • V e rify the NetW are pre-installation requirements • Install the drive r software i n the NetW are en vir onment • Modify Dr i ver pr operties duri ng the dr ive r software instal[...]
-
Pagina 40
NetW are dri ver software 6-2 Pre-Installation Requirements Bef ore y ou can use the Gig abit Ether net card i n y our NetW are system, you must install the network dev ice dri ve r . First, make sure that the Gi gabit Ethe r net card is physically i nstalled on your system. T ypically , NetW are OS software must already be runni ng on the server .[...]
-
Pagina 41
NetW are dri ver software 6-3 T o install the NetW are dr ive r software: 1. At the System Console, type: load nwconfig T he NetW are Confi g urati on Options d ialog bo x opens. 2. Select the “Dri ver Opti ons (load/unload disk and network dr i vers)” opti on. T he Dr ive r Opti ons dialog bo x opens. 3. Select the “Confi gure network dr i v[...]
-
Pagina 42
NetW are dri ver software 6-4 8. Press the Enter key to se lec t the listed dri ver . 9. At the “Do y ou want to cop y dri ver Ga621.LAN?” prompt, select Y es. T he “Board Ga621_1 (Dri ve r Ga621) Ac tions” d ialog bo x opens. 10. Select the “Save paramete rs and load drive r” opti on. T he Networ k number to bi nd dialog bo x opens. 11[...]
-
Pagina 43
NetW are dri ver software 6-5 Modifying Driver Properties Note: The dr i ver pr operties can be modif ied onl y duri ng the dr ive r software installati on. If you want to mod ify these prope r ties after the dri ve r has already installed, you must f irs t remove the dr ive r , and then reinstall it. 1. Repeat steps 1–9 from the abo ve procedure[...]
-
Pagina 44
NetW are dri ver software 6-6 T ab le 6-3. Parameter Descriptions (continued) P arameter Descr iptions CheckSum Off-load Allows y ou to enable/d isable hardware CheckSum. Dri ver V ersi on T his i nfor mati on fie ld d isplays the versi on of the dri ver software. T his f iel d cannot be edited. Installation T roub leshooting If y ou are install in[...]
-
Pagina 45
CHAPTER 7: LINUX DRIVER SOFTW ARE T h is chapter pr o vi des inf ormati on abou t the Red Hat Linux 6.0, 6.1, 6.2, 7.0 and 7.1 dri ve r software. T h is chapter also descr ibes: • T he f i les included with the dr ive r • Installi ng the dr ive r software in the Li nux en vir onment • T es ting the dr ive r • Conf i gur able par amete rs Fi[...]
-
Pagina 46
Linux dr ive r software 7-2 Installing the Driver Software Y our Fibe r Gi gabit Ethe r net Card mus t be physically i ns talled in the server bef ore install in g the software dri ver . If you are i nstalli ng more than one F iber Gi gabit Ether net Card, y ou must perf orm the f ollo win g procedure f or each card. T h is versi on of the dri ve r[...]
-
Pagina 47
Linux dr ive r software 7-3 4. Add the f ollowi ng l i nes to any of the star tup scripts l ike /etc/rc.d/rc.local or /etc/rc.d/init.d/network so that the dri ve r wi ll load w hen the sys tem boots up: # /sbin/insmod /lib/modules/2.2.12-20/net/gam.o # /sbin/ifconfig <interface-name> <ip-addr> Note: Y ou may need to ente r a diffe rent [...]
-
Pagina 48
Linux dr ive r software 7-4 All the devices on the PCI bus can be l isted by runn in g the follo wi ng command: # cat /proc/pci IRQ and IO address inf ormati on from th is can be cor related with the i nf ormati on display ed by the dr ive r in the /var/log/messages f ile. When the TCP/IP s tack is in itial ized, it opens all confi g ured Ether net[...]
-
Pagina 49
troub leshooting 8-1 CHAPTER 8: TR OUBLESHOO TING T h is chapter pr o vi des troub leshooti ng inf ormati on f or the N ETG EAR GA621 F iber Gi gabit Ethe r net Card. Checking the P ort LEDs GA621 Fiber Gigabit Ethernet Card T he fr ont panel of the GA621 has three LEDs: one f or each por t speed option (100 Mbps and 1000Mbps) to ind icate which l [...]
-
Pagina 50
troub leshooting 8-2 Using a T roubleshooting Checklist If y ou need to test the network card fur ther , check the follo wi ng items: • Inspect all cables and connections. Check the length and r atin g of the cable. Make sure that the cab le segment is compl iant with the requirements shown i n T able 2-3 on page 2-8. • Connect the network card[...]
-
Pagina 51
troub leshooting 8-3 • T r y inserting the networ k card in anothe r slot. If the new positi on works, the ori g inal slot i n y our system may be d efec tive. • Replace the fai led network card with one that is kno wn to wor k prope rl y . If the second card works i n the slot where the f irs t one fai led, the ori g inal card is probab l y de[...]
-
Pagina 52
specif icati ons A-1 APPENDIX A: SPECIFIC A TIONS T h is appendix pr o vi des specif ications f or the N ETGEAR GA621 F iber Gi gabit Ether net Card. Cab le Specif ications GA621 (1000BASE-SX) P o rt T ype Connector Media Max i mum Dis tance 1000BASE-SX SC 62.5/125-Micron multi mode f iber 260 meters 1000BASE-SX SC 50/125-Micron multi mode f iber 5[...]
-
Pagina 53
Gener al Specif icati ons N ETG EAR GA621 Fibe r Gig abit Ether net Card Oper ating Hum id ity 10 to 90% noncondensi ng Agency Compl iance CE mark, commerc ial FCC, P ar t 15, Class B EN 55 022 (CISP R 22), Class B Canada ICES-003, Class B specif icati ons A-2[...]
-
Pagina 54
B benef its 1-1 C customer suppor t iv F features 1-1 H hardware descripti on 2-5 requirements 2-2 I inte rope rabi l ity 1-2 installati on instructions 2-7 Linux software dr ive r 7-2 NetW are software dri ver 6-2 network cab les 2-8 preparati on 2-6 requirements 2-2 W indo ws 2000 software dri ver 5-1 W indo ws 98 software dri ver 3-1 W indo ws N[...]
-
Pagina 55
NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Phone: 1-888-NETGEAR E-mail: support@NETGEAR.com www .NETGEAR.com Jul y 2001 SM-GA621NA-0[...]