Linksys BEFSX41 инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Linksys BEFSX41. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Linksys BEFSX41 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Linksys BEFSX41 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Linksys BEFSX41, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Linksys BEFSX41 должна находится:
- информация относительно технических данных устройства Linksys BEFSX41
- название производителя и год производства оборудования Linksys BEFSX41
- правила обслуживания, настройки и ухода за оборудованием Linksys BEFSX41
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Linksys BEFSX41 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Linksys BEFSX41 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Linksys, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Linksys BEFSX41, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Linksys BEFSX41, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Linksys BEFSX41. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    Instant Broadband ® Series EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Use this guide to install: BEFSX41 User Guide[...]

  • Страница 2

    COPYRIGHT & TRADEMARKS Specifications are subject to change without notice. Copyright © 2003 Linksys, All Rights Reserved. EtherFast, Instant Broadband, Linksys, and the Linksys logo ar e register ed trademarks of Linksys Group, Inc. Micr osoft, Windows, and the Windows logo are r eg- istered trademarks of Micr osoft Corporation. All other tra[...]

  • Страница 3

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint VPN 38 Pass w ord 51 Status 53 DHCP 55 Log 57 Help 59 Advanced 60 Filters 61 F orwarding 65 Dynamic Routing 70 Static Routing 71 DMZ Host 73 MA C Address Clone 75 DDNS 76 Appendix A: T roubleshooting 79 Common Problems and Solutions 79 Frequentl y Asked Questions 92 Appendix B: [...]

  • Страница 4

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 1 Chapter 1: Introduction The Linksys EtherFast ® Cable/DSL Router The Linksys Instant Broadband EtherF ast Cable/DSL F irew all Router with 4- P ort Switch/VPN Endpoint is the perfect solution for connecting a small group of PCs to a high-speed broadband Internet connection or[...]

  • Страница 5

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 3 Instant Broadband ® Series 2 Dynamic IP Addresses A d ynamic IP addr ess is automatically assigned to a de vice on the netw ork, such as PCs and print servers. These IP addresses are called “dynamic” because they are onl y tempor arily assigned to the PC or device. After [...]

  • Страница 6

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Chapter 2: Y our Virtual Private Network (VPN) Computer netw orking pro vides a flexibility not a v ailable w hen using an archa- ic, paper-based system. With this fle xibility , how ever , comes an increased risk in security . This is w h y f irew alls were f irst introduced. F[...]

  • Страница 7

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint There are tw o basic w a ys to create a VPN connection: • Fire w all Router to Fire wall Router • Computer (using VPN client software that supports IPSec) to Fire wall Router The Fire w all Router creates a “tunnel” or channel between tw o endpoints, so that data transmi[...]

  • Страница 8

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 9 Chapter 3: Getting to Know the EtherFast Cable/DSL Firewall Router The Router’ s ports, sho wn in Figure 3-1, are w here netw ork cables are con- nected WA N The WA N (W ide Area Netw ork) port is where you connect your cab le or DSL modem through an Ethernet cable. Y our mo[...]

  • Страница 9

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 11 Instant Broadband ® Series 10 W AN and LAN LEDs Link/Act Gr een . The Link/Act LED serves tw o pur poses. If the LED is con- tinuously lit, the Router is successfull y connected to a device through the cor responding port (1, 2, 3 or 4/DMZ). If the LED is flickering, the Rou[...]

  • Страница 10

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 13 Instant Broadband ® Series 12 Repeat the abo v e step to connect more PCs or netw ork de vices to the Router . 3. Connect the Ether net cab le from your cab le or DSL modem to the WA N por t on the Router’ s back panel, as sho wn in F igure 4-3. This is the only port that [...]

  • Страница 11

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 1. Go to the Netw ork screen b y clicking the Start button. Click Settings and then Contr ol P anel . From there, double-click the Netw or k icon. 2. On the Conf iguration tab, shown in F igure 5-1, select the TCP/IP line for the applicable Ethernet adapter . Do not choose a TCP[...]

  • Страница 12

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 1. Go to the Netw ork screen b y clicking the Start button. Click Settings and then Contr ol P anel . F rom there, double-click the Netw ork and Dial-up Connections icon. 2. Select the Local Area Connection icon for the applicab le Ethernet adapter (usually it is the f irst Loca[...]

  • Страница 13

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint The follo wing instructions assume you are running W indo ws XP with the default interface. If you are using the Classic interface (where the icons and menus look like pre vious W indo ws versions), please follo w the instructions for W indo ws 2000. 1. Click to the Netw ork scr[...]

  • Страница 14

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 21 Instant Broadband ® Series 3. Select Internet Pr otocol (TCP/IP) , as sho wn in F igure 5-7, and click the Pr operties button. 4. Select Obtain an IP address automaticall y . Once the ne w windo w Select Obtain an IP addr ess automaticall y in both places, as sho wn in Figur[...]

  • Страница 15

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Obtain an IP Addr ess A utomaticall y If your ISP sa ys that you are connecting through DHCP or a dynamic IP address from y our ISP , perfor m these steps: A . Select Obtain an IP A utomatically as the W AN Connection T ype. (Sho wn in Figure 6-4.) B. Click the Appl y and Contin[...]

  • Страница 16

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint PPTP PPTP is a service used in Europe only . (Shown in F igure 6-8.) If you are using a PPTP connec- tion, check with your ISP for the necessary setup infor mation. When you are f inished with the Setup tab, proceed to step 5. HBS HBS is a service used in Australia only . (Shown[...]

  • Страница 17

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Chapter 7: The Cable/DSL Firewall Router’ s W eb-based Utility F or your con venience, use the Router’ s web-based utility to administer it. This chapter will explain all of the functions in this utility . The utility can be accessed via Microsoft Internet Explorer or Netsca[...]

  • Страница 18

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint • Device IP Addr ess and Subnet Mask The values for the Router’ s IP Address and Subnet Mask are sho wn here. The default values are 192.168.1.1 for the Device IP Address and 255.255.255.0 for the Subnet Mask. • W AN Connection T ype The Router supports six connection type[...]

  • Страница 19

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 31 Instant Broadband ® Series 30 PPP oE Some DSL-based ISPs use PPP oE (P oint-to-P oint Protocol o v er Ethernet) to establish Internet connections for end-users. If you are connected to the Internet through a DSL line, check with your ISP to see if they use PPP oE. If they do[...]

  • Страница 20

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 33 Instant Broadband ® Series 32 PPTP P oint to P oint T unneling Protocol (PPTP) is a service that applies to connec- tions in Europe only . Figure 7-8 sho ws a PPTP setup. Specify W AN IP Address This is the IP address that the Router has, when seen from the W AN, or the Inte[...]

  • Страница 21

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 35 Instant Broadband ® Series HBS The HeartBeat Signal (HBS) is a service that applies to connec- tions in Australia only . (Shown in Figure 7-9.) F or users in Australia, check with your ISP for setup informa- tion. User Name and P assword Enter the User Name and P ass w ord s[...]

  • Страница 22

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint PPTP P ass Through • P oint-to-P oint T unneling Protocol Pass Through is the method used to enable VPN sessions to a W indo ws NT 4.0 or 2000 ser ver . PPTP Pass Through is enabled b y default. T o disable this feature, click on Disab le next to PPTP Pass Thr ough , and then [...]

  • Страница 23

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint V irtual Priv ate Netw orking (VPN) is a security measure that basically creates a secure connection betw een tw o remote locations. This connection is very specif ic as f ar as its settings are concerned; this is what creates the security . The VPN screen, shown in F igure 7-11[...]

  • Страница 24

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 41 40 • IP Address - If you select IP Addr ess , onl y the computer with the spe- cif ic IP Address that you enter will be ab le to access the tunnel. In the example sho wn in Figure 7-13, onl y the computer with IP Address 192.168.1.10 can access the tunnel from this end. Onl[...]

  • Страница 25

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 43 42 Remote Security Gatew a y The Remote Security Gatew ay is the VPN device, such as a second F ire w all Router , on the remote end of the VPN tunnel. Under Remote Security Gatew a y , you ha ve three options: IP Address, FQDN , and Any . • IP Addr ess - If y ou select IP [...]

  • Страница 26

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Ke y Management In order for any encryption to occur , the tw o ends of the tunnel must ag ree on the type of encryption and the wa y the data will be decrypted. This is done b y sharing a “key” to the encryption code. Under K e y Management , y ou ma y choose automatic or m[...]

  • Страница 27

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 47 46 On the VPN screen, the word Connected should appear beside Status if the connection is successful. The other f ields reflect the information that you entered on the VPN screen to make the connection. If Disconnected appears under Status, as sho wn in Figure 7-23, some prob[...]

  • Страница 28

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 49 48 Encryption Select the length of the key used to encrypt/decrypt ESP packets. There are tw o choices: DES and 3DES. 3DES is recommended because it is more secure. A uthentication Select the method used to authenticate ESP packets. There are tw o choices: MD5 and SHA. SHA is[...]

  • Страница 29

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 51 Phase 2 Group There are tw o Dif f ie-Hellman Groups to choose from: 768-bit and 1024-bit. Diff ie-Hellman refers to a cryptographic technique that uses public and pri v ate keys for encryption and decryption. Key Lif etime In the Ke y Lifetime f ield , you ma y optionall y s[...]

  • Страница 30

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 53 Do not restore the factor y defaults unless you are ha ving diff iculties with the Router and ha ve e xhausted all other troubleshooting measures. Once the Router is reset, you will ha ve to re-enter all of your conf iguration data. UPnP Function Uni v ersal Plug and Pla y (U[...]

  • Страница 31

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint From the DHCP screen, sho wn in Figure 7-28, y ou can conf igure the Router as a DHCP Server . A Dynamic Host Conf iguration Protocol (DHCP) server automaticall y assigns an IP address to each PC on your netw ork for you. Unless y ou already ha ve one, it is highly recommended t[...]

  • Страница 32

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint The Log tab, sho wn in Figure 7-29, pro vides you with a lo g of all incoming and outgoing URLs or IP addresses for your Internet connection. T o access activity lo gs, select the Ena b le option next to Lo g. This function can be disabled b y clicking the Disa ble radio button.[...]

  • Страница 33

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 59 From the drop-do wn menu, select the log y ou wish to vie w: All (to view all logs), System Lo g, Access Lo g, Fire w all Lo g, or VPN Log. • System Log The System Lo g screen displa ys a list of cold and w arm starts, web lo gin successes and failures, and packet f ilterin[...]

  • Страница 34

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint The Filters screen, sho wn in Figure 7-33, allo ws y ou to b lock or allo w specif ic kinds of Internet usage. Y ou can set up Inter net access policies for specif ic PCs. Internet Access P olicy Multiple f ilters can be sa ved as Internet Access P olicies. T o create or edit a [...]

  • Страница 35

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 5. T o block w ebsites with specif ic URL addresses, enter each URL address in a W ebsite Blocking by URL Addr ess f ield. Y ou can enter up to four URL addresses. 6. T o block w ebsites that use specif ic keyw ords as par t of their URL address- es, enter each keyw ord in a W e[...]

  • Страница 36

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 65 From the F orwarding tab, sho wn in Figure 7-37, y ou can set up public services on your netw ork, such as web servers, ftp servers, e-mail servers, or other spe- cialized Internet applications. (Specialized Inter net applications are any appli- cations that use Internet acce[...]

  • Страница 37

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 67 66 • T elnet A terminal emulation protocol commonly used on Internet and TCP/IP-based net- w orks. It allo ws a user at a terminal or computer to log onto a remote device and run a program. • SMTP (Simple Mail T ransfer Protocol) The stan- dard e-mail proto- col on the In[...]

  • Страница 38

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 69 68 5. Enter the IP address of the server that you w ant the Internet users to be able to access. T o f ind the IP address, go to “ Appendix G: Finding the MA C Address and IP Address for Y our Ether net Adapter . ” 6. Check the Enable bo x to enable the services you ha ve[...]

  • Страница 39

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 71 70 If the Router is connected to more than one netw ork, it ma y be necessary to set up a static route betw een them. This can be done from the Static Routing screen, sho wn in F igure 7-41. A static route is a pre-deter mined pathw a y that netw ork information must tra vel [...]

  • Страница 40

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 73 72 From the DMZ Host tab, sho wn in Figure 7-42, y ou can set P ort 4/DMZ to DMZ or LAN connection. Any user on the Internet can access incoming or out- going data from the DMZ host without the use of f irew all protection. This fea- ture is used for special-pur pose services[...]

  • Страница 41

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 75 Specify an IP Addr ess behind the DMZ P ort: If you ha ve multiple PCs connected to P ort 4/DMZ via a hub or switch, y ou can specify which PC is the DMZ host. T o expose a computer with a specif ic IP address, enter that computer’ s IP address in this f ield. T o get the I[...]

  • Страница 42

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint DynDNS.org T o order DynDNS ser vice, click the appropriate link at the top of the DDNS screen. Username , Pass w ord , and Host Name Enter the Username, Passw ord , and Host Name of the account you set up with DynDNS.or g. Internet IP Addr ess The Router’ s cur rent Internet [...]

  • Страница 43

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 79 Instant Broadband ® Series TZO.com T o sign up for a free, 30-day trial of TZO ser vice, order TZO service, or man- age your TZO service, click the appropriate link at the top of the DDNS screen. Domain Name , Email Address , and TZO P assw or d Ke y Enter the Domain Name, E[...]

  • Страница 44

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 81 Instant Broadband ® Series F or W indo ws 2000: A. Click Start , Settings , and Control P anel . Double-click Netw ork and Dial-Up Connections . B . Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Pr oper ties [...]

  • Страница 45

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 83 Instant Broadband ® Series 82 C. In the command prompt, type ping 192.168.1.1 and press the Enter key . • If you get a repl y , the computer is communicating with the Router . • If you do NO T get a reply , please check the cable, and make sure Obtain an IP addr ess auto[...]

  • Страница 46

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Y our VPN ma y require por t 500/UDP packets to be passed to the computer that is connecting to the IPSec server . Refer to “Problem #7, I need to set up online game hosting or use other Internet applications” for details. Check the Linksys w ebsite for more information at w[...]

  • Страница 47

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 8. I can’t get the Internet game, ser ver , or application to work. If you are ha ving diff iculties getting an y Internet game, ser v er , or application to function properly , consider exposing one PC to the Inter net using DeMilitarized Zone (DMZ) hosting. This option is av[...]

  • Страница 48

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 13. The fir mware upgrade failed, and/or the Diag LED is flashing. The upgrade could hav e failed for a number of reasons. F ollo w these steps to upgrade the f irmware and/or make the Diag LED stop flashing: A. If the f irmware upgrade failed , use the TFTP pro gram (it was do [...]

  • Страница 49

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 17. The Diag LED stays lit continuously . The Diag LED lights up when the de vice is f irst po w ered up. Meantime, the system will boot up itself and check for proper operation. After f inishing the checking procedure, the LED turns off to sho w that the system is w orking f in[...]

  • Страница 50

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 93 Instant Broadband ® Series 92 I set up an Unreal T our nament Server , but others on the LAN cannot join. What do I need to do? If you ha ve a dedicated Unreal T our nament ser ver running, you need to create a static IP for each of the LAN computers and forward ports 7777, [...]

  • Страница 51

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 95 Instant Broadband ® Series 94 Does the Router replace a modem? Is there a cable or DSL modem in the Router? No, this version of the Router must w ork in conjunction with a cable or DSL modem. Which modems are compatible with the Router? The Router is compatible with virtuall[...]

  • Страница 52

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 97 Instant Broadband ® Series 96 As secure as the Fire w all Router makes y our data, there are still more w a ys to maximize security . The follo wing are a fe w suggestions on ho w to increase data security bey ond the F irew all Router . 1) Maximize security on your other ne[...]

  • Страница 53

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 99 Instant Broadband ® Series 98 1. Click the Start button, select Run , and type secpol.msc in the Open f ield. The Local Security Setting screen will appear as sho wn in F igure C-1. 2. Right-click IP Security P olicies on Local Computer , and click Cr eate IP Security P olic[...]

  • Страница 54

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 101 Instant Broadband ® Series 100 3. The IP F ilter List screen should appear , as sho wn in F igure C-4. Enter an appropriate name, such as win->r outer , for the f ilter list, and de-select the Use Add Wizar d check box. Then, click the Add button. 4. The F ilters Pr oper[...]

  • Страница 55

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 103 Instant Broadband ® Series 102 8. The IP F ilter List screen should appear , as sho wn in F igure C-7. Enter an appropriate name, such as r outer ->win for the f ilter list, and de-select the Use Add Wizar d check box. Click the Add button. 9. The F ilters Pr operties sc[...]

  • Страница 56

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 105 Instant Broadband ® Series 104 T unnel 1: win->r outer 1. F rom the IP F ilter List tab, sho wn in F igure C- 10, click the f ilter list win->r outer . 2. Click the Filter Action tab (as in Figure C-11), and click the f ilter action Requir e Security radio button. The[...]

  • Страница 57

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 107 Instant Broadband ® Series 106 5. Change the authentica- tion method to Use this string to pr otect the ke y e xchange (pr e- shar ed ke y) , as sho wn in Figure C-14, and enter the preshared key string, such as XYZ12345 . Click the OK button. 6. This ne w Preshared key wil[...]

  • Страница 58

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 109 Instant Broadband ® Series 108 T unnel 2: r outer ->win 9. In the screen, sho wn in Figure C-18, mak e sure that “win -> router” is select and deselect the Use Add Wizar d check box. Then, click the Add button to cre- ate the second IP f ilter . 10. Go to the IP F[...]

  • Страница 59

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 111 Instant Broadband ® Series 110 13. Change the authenti- cation method to Use this string to pr otect the ke y e xchange (pr eshar ed ke y) , and enter the preshared key string, such as XYZ12345 , as sho wn in F igure C- 22. (This is a sample key string. Y ours should be a k[...]

  • Страница 60

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 113 Instant Broadband ® Series 112 17. F rom the Rules tab, sho wn in F igure C- 26, click the Close button to return to the secpol screen. In the IP Security P olicies on Local Computer window , shown in F igure C- 27, right-click the policy named to_r outer , and click Assign[...]

  • Страница 61

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 115 Instant Broadband ® Series 114 8. Select IP Ad dr . from the pull-do wn menu beside Remote Security Gatew ay . This w ould be the IP Address of your Internet connection as seen from the Internet. Enter this IP Address here. 9. Select a type of encryption and authentication [...]

  • Страница 62

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 117 Instant Broadband ® Series Appendix D: SNMP Functions SNMP ( S imple N etw ork M anagement P rotocol) is a widel y-used netw ork monitoring and control protocol. Data is passed from a SNMP agent, such as the EtherF ast Cable/DSL F irew all Router with 4-P or t 10/100 Switch[...]

  • Страница 63

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 119 Instant Broadband ® Series 118 Step T wo: Pinging for a Web Addr ess While the IP address returned abo v e w ould work as y our e-mail server address, it ma y not be permanent. IP addresses change all the time. W eb addresses, ho w- ev er , usually don’ t. Because of this[...]

  • Страница 64

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 6. Find and double-click TCP/IP in the list to the right (see Figure F-2). 7. After a few seconds, the main Netw ork windo w will appear . The TCP/IP Protocol should no w be listed. 8. Click the OK button. W indo ws may ask for original W indows installation f iles. Supply them [...]

  • Страница 65

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 3. Write do wn the Adapter Address as shown on y our computer screen (see Figure G-3). This is the MA C address for y our Ethernet adapter and will be sho wn as a series of numbers and letters. The MA C address/Adapter Address is w hat you will use for MA C Address Cloning. The [...]

  • Страница 66

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint When entering information for MAC Address Cloning, type the 12-digit MA C addr ess (see F igure G-6). 125 Instant Broadband ® Series 2. In the command prompt, enter ipconf ig /all . Then press the Enter key . 3. Write do wn the Ph ysical Address as sho wn on y our computer scre[...]

  • Страница 67

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Cab le Modem - A device that connects a computer to the cable tele vision net- w ork, w hich in turn connects to the Inter net. Once connected , cable modem users ha ve a continuous connection to the Internet. Cable modems feature asymmetric transfer rates: around 36 Mbps do wns[...]

  • Страница 68

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint emplo ying unused bandwidth, still allo ws for nor mal phone usage. DSL pro- vides "al w a ys-on" operation, eliminating the need to dial in to the service. Dynamic IP Address - An IP address that is automaticall y assigned to a client station in a TCP/IP network, typi[...]

  • Страница 69

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Hub - The device that serves as the central location for attaching wires from w orkstations. Can be passi ve, w here there is no amplif ication of the signals; or activ e, w here the hubs are used like repeaters to pro vide an extension of the cable that connects to a w orkstati[...]

  • Страница 70

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Multicasting - Sending data to a group of nodes instead of a single destination. NA T ( N etw ork A ddress T ranslation) - The translation of an Internet Protocol address (IP address) used within one netw ork to a dif ferent IP address kno wn within another netw ork. One netw or[...]

  • Страница 71

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint RIP ( R outing I nformation P rotocol) - A simple routing protocol that is par t of the TCP/IP protocol suite. It determines a route based on the smallest hop count betw een source and destination. RIP is a distance vector protocol that routine- l y broadcasts routing informatio[...]

  • Страница 72

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint TFTP ( T rivial F ile T ransfer P rotocol) - A version of the TCP/IP FTP protocol that has no directory or passw ord capability . Thr oughput - The amount of data mov ed successfull y from one place to another in a giv en time period. UDP ( U ser D atag ram P rotocol) - A method[...]

  • Страница 73

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint 139 Appendix I: Specifications Model Number BEFSX41 Standards IEEE 802.3, IEEE 802.3u Protocol CSMA/CD Ports W AN: One 10/100 RJ-45 Port LAN: Four 10/100 RJ-45 Ports (One with DMZ Functionality) Cabling T ype UTP Category 5 or Better T opology Star Speed (Mbps) W AN: 10/100 (Hal[...]

  • Страница 74

    EtherFast ® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint Appendix K: Contact Information F or help with the installation or operation of the EtherF ast Cab le/DSL F irew all Router , contact Linksys T echnical Suppor t at one of the phone numbers or Internet addresses below . Sales Information 800-546-5797 (LINKSYS) T echnical Support[...]

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