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Linksys NR041 Manual

1. Network Setup Overview This user guide covers the basic steps for setting up a network with the Router After going through Chapter 2 Getting to Know the Cable DSL 4 Port Router most users will only need to use the following chapters e Chapter 3 Connect the Router This chapter instructs you on how to connect a cable or DSL modem to the Router and connect your PC s to the Router e Chapter 4 Configure the PCs This chapter instructs you on how to configure your PC s for a DHCP con nection if the network settings are not already set to DHCP e Chapter 5 Configure the Router This chapter explains how to configure the Router using your web browser and the Router s web based utility You will configure the Router using the settings provided by your ISP When you re finished with the basic steps then you are ready to connect to the Internet After the PC s can access the Internet through the Router you can alter the Router s settings further for example you can adjust them to enable online gaming Network Everywhere Series Cable DSL 4 Port Router Chapter 2 Getting to Know the Cable DSL 4 Port Router os 1 If the Router is having problems connecting to the Internet press the Reset The Router s Back Panel button for just a moment with a paper clip or a pencil tip This clears up any jammed connections and is similar to pressing the Reset button on your PC to reboot it The Reset Button The Reset bu
2. DE o Figure 6 2 To apply any of the settings you change on a page click the Apply button and then click the Continue button To cancel any values you ve entered on any page click the Cancel button The Setup screen is the first screen you see when you access the web based utility If you have already installed and set up the Router you have already seen this screen and properly configured all of the screen s values e Host Name and Domain Name These fields allow you to supply a host and domain name for the Router Some ISPs require these names as identifica tion You may have to check with your ISP to see if your broadband Internet service has been configured with a host and domain name In most cases leaving these fields blank will work e Firmware Version This entry shows the version and date of the firmware you are using Future versions of the Router s firmware will be posted and available for download on the Network Everywhere website at www NetworkEverywhere com 25 Network Everywhere Series e Device LAN IP Address and LAN Subnet Mask The values for the Router s IP Address and Subnet Mask are shown here The default values are 192 168 1 1 for the Device IP Address and 255 255 255 0 for the Subnet Mask e WAN Connection Type The Router supports three connection types DHCP PPPoE and Static IP Each Setup screen and available features will differ depending on what kind of connection type you select
3. Hop Count This determines the maximum number of steps between net work nodes that data packets will travel A node is any device on the net work such as PCs print servers routers etc The maximum metric or measure of hops is 15 Interface Select LAN or WAN depending on the location of the static route s final destination When finished click the Apply button and then the Continue button to save these changes or click the Cancel button to undo your changes 47 48 Network Everywhere Series Cobia DG Router Acvanced Setup Apr Carel bit F qji E eet Le U a i Uuswseres Figure 6 20 The DMZ Hosting feature exposes one local user to the Internet for use of a special purpose service such as Internet gaming and videoconferencing Port Range Forwarding forwards a maximum of 10 ranges of ports and DMZ Hosting forwards all the ports for one PC at the same time DMZ Hosting is less secure e To expose one PC enter the computer s IP address For more information about finding a computer s IP address refer to Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter e Deactivate DMZ by entering 0 in the field When finished click the Apply button and click the Continue button to save the settings Otherwise click the Cancel button to undo changes made on this screen Cable DSL 4 Port Router MAC Address Clone CatleflS Apre Advanced Seb m m m
4. and extract the file using WinZip 2 Select the Help tab see Figure 6 14 Upgrade Firmware Router Password File Path Browse Upgrade zi Figure 6 12 3 Click Upgrade Firmware to display a new window see Figure 6 12 4 Click the Browse button to find the firmware upgrade file you extracted Hoot AATE deal e Peab Deeb Sec Fam hrpe Enshi l imh PTE Pua i ma Miabi 5 Double click the firmware file you extracted Click the Upgrade button _ o n see Figure 6 12 and follow the on screen instructions OOTTE cuiii aie Fan iumtar 22 5E Ay Cmi i The following instructions are for advanced users or users whose setup needs require special configuration When you click the Advanced tab you will be SE E E E a able to set up these features There are six additional tabs available Enaki mbk Hm eee pee PP I yee H Figure 6 13 e Filters Filters block specific internal users from Internet access and enable IP filters block specific internal users from accessing the Internet and enable Virtual Private Network VPN sessions Virtual Private Network VPN sessions You can set up filters by using IP e Forwarding Sets up public services on your network addresses or network port numbers or a range of ports e Dynamic Routing Sets up the Router so it will automatically adjust to phys ical changes in the network s layout Filtered Private IP Range e Static Routing Sets up static
5. 192 168 1 150 using the DHCP server on the Router To set a static IP address you can only use the ranges 192 168 1 2 to 192 168 1 99 and 192 168 1 151 to 192 168 1 254 Each PC or network device that uses TCP IP must have a unique address to identify itself in a network If the IP address is not unique to a network Windows will generate an IP conflict error message You can assign a static IP address to a PC by performing the following steps For Windows 95 98 and Me A Click Start choose Settings and open the Control Panel Then double click Network B In The following network components are installed box select the TCP IP Line associated with your Ethernet adapter If you only have one Ethernet adapter installed you will only see one TCP IP line with no association to an Ethernet adapter Highlight it and click the Properties button C In the TCP IP properties window select the IP address tab and select Specify an IP address Enter an IP address that is not used by any other computer on the network connected to the Router You can only use an IP address in the ranges 192 168 1 2 to 192 168 1 99 and 192 168 1 151 to 192 168 1 254 Make sure that each IP address is unique for each PC or network device D Click the Gateway tab and in the New Gateway prompt enter 192 168 1 1 which is the default IP address of the Router Click the Add button to accept the entry E Click the DNS tab and make sure the DNS Enabled option is sel
6. Configuring Windows 95 98 and Millennium PCs L Go to the Network screen by clicking the Start button Click Settings and then Control Panel From there double click the Network icon On the Configuration tab select the TCP IP line for the applicable Ethernet adapter Do not choose a TCP IP entry whose name mentions DUN PPPoE VPN or AOL If the word TCP IP appears by itself select that line If there is no TCP IP line listed refer to Appendix D Installing the TCP IP Protocol or your Ethernet adapter s documentation to install TCP IP now Then click the Properties button CI 2x Configuration identification Access Contra The following network components are installed m Dient for Microsoft Networks 33 DialUp Adapter ag Linksys LNE TOOTH Fast Ethemet Adapte LHE TOOT v4 TCPAP gt Dial Up Adapter Le TCPAP gt Linksys LHETOOTS Fad Ethene Adapber LNE RS Primary Netvork Logorc Cert for Microsoft Mebaoks File and Print Shanna gt Description TCPAF is the protocol pou use to connect bo the Internet and wide area nebwoks 13 Network Everywhere Series Cable DSL 4 Port Router 3 Click the IP Address tab Select Obtain an IP address automatically Configuring Windows 2000 PCs TEPENE Popa E ix 1 Click the Start button Click Settings and then Control Panel From Bindings Advanced Nemos there double click the Network and Dial up Connections icon DN
7. Series Your VPN may require port 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 Network Everywhere website for more information at www NetworkEverywhere com 6 need to set up a server behind my Router To use a server like a web ftp or mail server you need to know the respective port numbers they are using For example port 80 HTTP is used for web port 21 FTP is used for FTP and port 25 SMTP outgoing and port 110 POP3 incoming are used for the mail server You can get more information by viewing the documentation provided with the server you installed Follow these steps to set up port forwarding through the Router s web based utility We will be setting up web ftp and mail servers A Access the Router s web based utility by going to http 192 168 1 1 or the IP address of the Router Go to the Advanced gt Forwarding tab B Enter any name you want to use for the Customized Application C Enter the Ext Port range of the service you are using For example if you have a web server you would enter the range 80 to 80 D Check the protocol you will be using TCP and or UDP E Enter the IP address of the PC or network device that you want the port server to go to For example if the web server s Ethernet adapter IP address is 192 168 1 100 you would en
8. e ee l l oOo r r ig r e Be Fr n eee i I a ee ee r r E r m r r pooo o in i i od rs r r TA Mapu L Feee Prai T epp y e E a i p bk ie bILtmDTi Figure 6 15 Port Range Forwarding sets up public services on your network such as web servers ftp servers e mail servers or other specialized Internet applications Specialized Internet applications are any applications that use Internet access to perform functions such as videoconferencing or online gaming Some Internet applications may not require any forwarding When users send this type of request to your network via the Internet the Router will forward those requests to the appropriate PC Before using Forwarding the Router s DHCP function must be disabled under the DHCP tab and the Router must be assigned a new static LAN IP address because the IP address may change when using the DHCP server If you need to forward all ports to one PC see the DMZ section To add a server using Port Range Forwarding 1 Enter the name of the application in the appropriate Customized Applications field Cable DSL 4 Port Router 2 Next to the name of the application enter the number or range of the external port s used by the server or Internet application in the Ext Port column Check with the Internet application software documentation for more information 3 On the same line select UDP or TCP or select both protocols 4 Enter the IP address of th
9. it is strongly recom mended to use MTU 1492 If you are having some difficulties perform the fol lowing steps gt To connect to the Router go to the web browser and enter http 192 168 1 1 or the IP address of the Router Enter the password if asked The default password is admin Click the Advanced gt Filter tab Look for the MTU option and select Enable In the Size field enter 1492 Click the Apply button and click the Continue button to continue MINAW If your difficulties continue change the Size to different values Try one value at a time in this order until your problem is solved 1462 1400 1362 1300 16 need to use port triggering Port triggering looks at the outgoing port services that are used and will trigger the Router to open the port that the Internet application uses Follow these Steps gt To connect to the Router go to the web browser and enter http 192 168 1 1 or the IP address of the Router Enter the password if asked The default password is admin Click the Advanced gt Forwarding tab and click the Port Trigger button Enter any name you want to use for the Application Name Enter the Triggered Port Range Check with your Internet application provider for more information on which outgoing port services it is using Enter the Incoming Port Range Check with your Internet Application provider for more information on which incoming port services are require
10. used in the binary numbering system Also the smallest form of data Boot To cause the computer to start executing instructions Personal comput ers contain built in instructions in a ROM chip that are automatically executed on startup These instructions search for the operating system load it and pass control to it Bottleneck A traffic slowdown that results when too many network nodes try to access a single node often a server node at once Bridge A device that interconnects different networks together Broadband A data transmission scheme in which multiple signals share the bandwidth of a medium This allows the transmission of voice data and video signals over a single medium Cable television uses broadband techniques to deliver dozens of channels over one cable 67 68 Network Everywhere Series Browser A browser is an application program that provides a way to look at and interact with all the information on the World Wide Web or PC The word browser seems to have originated prior to the Web as a generic term for user interfaces that let you browse text files online Cable Modem A device that connects a computer to the cable television net work which in turn connects to the Internet Once connected cable modem users have a continuous connection to the Internet Cable modems feature asymmetric transfer rates around 36 Mbps downstream from the Internet to the computer and from 200 Kbps to
11. 192 168 1 100 Your computer may show something different 88 Cable DSL 4 Port Router Enter the 12 digit MAC address that you wrote down from the Physical Address shown in Figure F 5 Make sure to type the 12 digits without the hyphens into one of the fields for MAC Filtering See Figure F 6 Filtered MAC Address 170 mac i ti i C d mac z oyy mac g mac i mac o mac 6 ti i s d mac 7 ti is C z mac g o mac 9 hm O mac 10 fo 0 Appi Undo Figure F 6 Click on Apply when finished When entering information for MAC Address Cloning type the 12 digit MAC address see Figure F 7 Cable DSL Router Advanced Setup DarnuT t Diir TRET hin Faes Formanin Pisui bj Rouling DWE Host Leer Defined cm I T o WAN LAL Fuddirees Click on Apply when finished 89 Network Everywhere Series Appendix G Specifications Standards IEEE 802 3 IEEE 802 3u Protocol CSMAYCD Ports LAN Four 10 100 RJ 45 Ports Internet One 10 100 RJ 45 Port Speed Mbps LAN 10 100 Half Duplex 20 200 Full Duplex Internet WAN 10 100 Cabling Type UTP Category 5 or better LED Indicators Power LAN Link Act 100 Internet Internet Diag Environmental Dimensions 7 0 x 1 5 x 5 5 176 nm x 38 nm x 140 nm Unit Weight 13 6 oz 0 38 kg Power 12V DG 800 mA Certifications FCC dass B Mark WVA Qoerating Temp O C to 40 C 32 F to 104 F Storage Te
12. Appendix E Twisted Pair Cabling Crimping Your Own Network Cables Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter Appendix G Specifications Environmental Appendix H Warranty Information Appendix I Contact Information 84 85 386 90 90 91 92 Cable DSL 4 Port Router Chapter 1 Introduction The Cable DSL 4 Port Router The Network Everywhere Cable DSL 4 Port Router connects multiple PCs to your cable or DSL modem And using the Setup Wizard you can set up your network quickly just enter your Internet connection settings and let the Wizard do the work The Router lets your PCs share one IP address from your ISP files printers and other resources Use the Router as a DHCP server so it automatically assigns internal IP addresses to your PCs For network security the Router s built in Network Address Translation NAT feature helps protect your internal network Universal Plug and Play makes your networking experience as easy as possible e Setup Wizard for Convenient Network Setup e Supports Universal Plug and Play for Easy Network Configuration e Administer and Upgrade Router Remotely over the Internet e Easily Configurable through Web Browser from Any Networked PC e Configurable as a DHCP Server on Your Network e Network Address Translation NAT Helps Protect Your Computers from Hackers e Supports Port Forwarding DMZ Host Traffic and Event Logging and Port Filterin
13. Default Gateway The routing device used to forward all traffic that is not addressed to a station within the local subnet DHCP Dynamic Host Configuration Protocol A protocol that lets network administrators centrally manage and automate the assignment of Internet Cable DSL 4 Port Router Protocol IP addresses in an organization s network Using the Internet s set of protocol TCP IP each machine that can connect to the Internet needs a unique IP address When an organization sets up its computer users with a con nection to the Internet an IP address must be assigned to each machine Without DHCP the IP address must be entered manually at each computer and if computers move to another location in another part of the network a new IP address must be entered DHCP lets a network administrator supervise and dis tribute IP addresses from a central point and automatically sends a new IP address when a computer is plugged into a different place in the network DHCP uses the concept of a lease or amount of time that a given IP address will be valid for a computer The lease time can vary depending on how long a user is likely to require the Internet connection at a particular location It s espe cially useful in education and other environments where users change fre quently Using very short leases DHCP can dynamically reconfigure networks in which there are more computers than there are available IP addresses DHCP supports
14. Note You can test and see if the settings are correct by successfully connecting to the Internet DHCP ATOE Cabin DE Bearer Bide Setup Ppa h ere PE Repa hy Hna PE BLAC Miira l i aay tem fa tLe F TEPASI ia hi i Don pane be a a Cian m i For meow Hain he corre bes lees ced by seu GP Appi Camu Heip pE LU kmi SPS Pe Eee e m ss a as 220 m a woa a aea By default the Router s WAN Connection Type is set to Obtain an IP auto matically and it should be used only if your ISP supports DHCP To apply any of the settings you change on this page click the Apply but ton and then click the Continue button To cancel any values you ve entered on this page click the Cancel button Continue to the Password section Cable DSL 4 Port Router Static IP If you are required to use a permanent IP address then select Static Fixed IP address Tarm eee 4 Fepam fy seem E Aine ra fi i Doner g P Sees REENE e n ai F Ate i Dine eee EE ees E ee ee Ppi u ieil e mb D pep MAb F Aiks ey g teken ia CHET ET Leh rs Figure 6 4 Specify WAN IP Address This is the Router s IP address when seen from the WAN or the Internet Your ISP will provide you with the IP Address you need to specify here Subnet Mask This is the Router s Subnet Mask as seen by external users on the Internet including your ISP Your ISP will p
15. PPPoE PPPoE is similar to a dial up connection but PPPoE does not dial a phone number when establishing a connection PPPoE also will provide the Router with a dynamic IP address to establish a connection to the Internet DHCP Dynamic Host Configuration Protocol Servers PCs and other network devices using dynamic IP addressing are assigned a new IP address by a DHCP server The PC or network device obtaining an IP address is called the DHCP client DHCP frees you from having to assign IP addresses manually every time a new user is added to your network A DHCP server can either be a designated PC on the network or another net work device such as the Router By default the Router s WAN setting is DHCP client Cable DSL 4 Port Router By default the Router can act as a DHCP server for your LAN If you already have a DHCP server running on your network you must disable one of the two DHCP servers If you run more than one DHCP server on your network you will experience network errors such as conflicting IP addresses To disable DHCP on the Router see the DHCP section in Chapter 6 The Router s Web based Utility Note Even if you assign a static IP address to a PC other PCs can still use DHCP s dynamic IP addressing as long as the static IP address is not within the DHCP range of the LAN IP Addresses If the dynamic IP addressing fails to provide a dynamic IP address refer to Appendix A Troubleshooting
16. Satu Figure 6 11 Under the Help tab you ll find links to all of the utility s internal support doc umentation including the application that upgrades the Router s firmware Network Everywhere Website Clicking this link will take you to Network Everywhere s website www NetworkEverywhere com provided you are con nected to the Internet Online manual in PDF format and Adobe Website Clicking the Online man ual in PDF format link will take you to the latest version of the user guide for this Router The guide will be in Adobe Acrobat Portable Document File pdf format You will need the Adobe Acrobat Reader to view this pdf If you do not have the Acrobat Reader click the Adobe Website link to download it These links work only if you are connected to the Internet Upgrade Firmware New firmware versions are posted at www NetworkEverywhere com and can be downloaded for free If the Router can access the Internet already there s no need to download a newer firmware version unless that version has a new feature that you want to use To learn about any new firmware with new features visit www NetworkEverywhere com Loading new firmware onto the Router does not always enhance the speed or the quality of your connection 35 Network Everywhere Series Cable DSL 4 Port Router To upgrade the Router s firmware IP Filtering Cate Harin Ache Get 1 Download the firmware upgrade file from www NetworkEverywhere com
17. activate Connect on Demand click the radio button In the Max Idle Time field enter the num ber of minutes you want to have elapsed before your Internet access dis connects Keep Alive Option Redial Period If you select this option the Router will periodically check your Internet connection If you are disconnected then the Router will automatically re establish your connection To use this option click the radio button next to Keep Alive In the Redial Period field enter the number of seconds you want the Redial Period to last The default Redial Period is 30 seconds To apply any of the settings you change on this page click the Apply button and then click the Continue button To cancel any values you ve entered on this page click the Cancel button Continue to the Password section Cable DSL 4 Port Router This screen allows you to set up a password and UPnP Services You can also restore default settings on the Router Pigia el IE A iea Fim eon Ts Cordier ee M ji i Fp T bi Daa t tet wi Las rire ee a ey PE ee Figure 6 6 Router Password Set a password for the Router You can use up to 64 alphanu meric characters The default password is admin If you don t change the pass word all users on your network will be able to access the Router using the default password UPnP Services Universal Plug and Play UPnP allows Windows XP to auto matically configure the Router for various In
18. disable this feature click on Disable next to PPTP Pass Through L2TP Pass Through e This feature lets you use L2TP Pass Through L2TP Pass Through is enabled by default e To disable this feature click on Disable next to L2TP Pass Through Remote Management e This feature allows you to manage the Router from a remote location via the Internet To enable this feature click on Enable and enter the desired port number default is 8080 Click the Apply button and then the Continue but ton Remote Management must be activated before you can manage the Router from a remote location If you wish to use this feature on the brows er enter http lt WAN IP Address gt 8080 Enter your specific WAN IP Address in place of lt WAN IP Address gt e To disable this feature click on Disable MTU Maximum Transmission Unit e This feature specifies the largest packet size permitted for network transmis sion Select Enable and enter the value desired You should leave this value in the 1200 to 1500 range Most DSL users should use the value 1492 For static and dynamic connections the default MTU value is set at 1500 when disabled For PPPoE connections the default MTU value is set at 1492 when disabled Click on the Apply button and then the Continue button to save your changes 39 Network Everywhere Series Port Range Forwarding 40 Cae CEL Sete Aia rd Seto uF ia me oe BBS ae aie rT i il r r r oe ee
19. for the Customized Application C Enter the Ext Port range of the service you are using For example if you want to host Unreal Tournament UT you would enter the range 7777 to 27900 D Check the protocol you will be using TCP and or UDP E Enter the IP address of the PC or network device that you want the port server to go to For example if the web server s Ethernet adapter IP address is 192 168 1 100 you would enter 100 in the field provided Check Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter for details on getting an IP address F Check the Enable option for the port services you want to use Consider the example below Customized Ext Port TCP UDP IP Address Enable O ieee oe eee sean ee one See eee eseeenee UT 7777 to 27900 X X 192 168 1 100 X Halflife 27015 to 27015 X X 192 168 1 105 X PC Anywhere 5631 to 5631 X 192 168 1 102 X VPN IPSEC 500 to 500 X 192 168 1 100 X When you have completed the configuration click the Apply button and then the Continue button sYa 58 Network Everywhere Series 8 can t get my Internet gams server or application to work If you are having difficulties getting any Internet game server or application to function properly consider exposing one PC to the Internet using DeMilitarized Zone DMZ hosting This option is available when an applica tion requires too many ports or when you are not sure which port services to use Make sure that
20. of the cable to the other All eight wires are used In a straight through cable wires 1 2 3 and 6 at one end of the cable are also wires 1 2 3 and 6 at the other end In a crossover cable the order of the wires change from one end to the other wire 1 becomes 3 and 2 becomes 6 See Figures E 3 and E 4 on the next page for Wire 8 straight through eras more detailed informa Wire Becomes Wie Becomes tion on straight through and crossover cabling RJ 45 Color Chart i Whe with an Wire 1 Orange Stripe Wire 2 Orange White witha Wire 3 Green Stripe Wire 4 Blue White with a Wire 5 Blue Stripe Wire 6 Groen White with a Wire 7 Brown Stripe i 6 3 1 E 2 To determine which wire is wire number 1 hold the cable apiri so that the end of the plastic RJ 45 tip the part that goes clip on into a wall jack first is facing away from you Face the pini POttom clip down so that the copper side faces up the springy clip will now be parallel to the floor When looking down on the copper side wire 1 will be on the far left ae n i Figure E 2 Cable DSL 4 Port Router Crimping Your Own Network Cables Mire 4 7 ara 6 Arn maTi Loe Figure E 3 Figure E 4 85 Network Everywhere Series Appendix F Anding the MAC Address and IPAddress for Your Ethernet Adapter This appendix describes how to find the MAC address for your Eth
21. out of the computer or a network device such as a switch or router For example the serial and parallel ports on a personal com puter are external sockets for plugging in communications lines modems and printers Port Mirroring Port mirroring also known as a roving analysis port is a method of monitoring network traffic that forwards a copy of each incoming and outgoing packet from one port of a network switch to another port where the packet can be studied A network administrator uses port mirroring as a diagnostic tool or debugging feature especially when fending off an attack It enables the administrator to keep close track of switch performance and alter it if necessary Port mirroring can be managed locally or remotely PPPoE Point to Point Protocol over Ethernet PPPoE is a method for the encapsulation of PPP packets over Ethernet frames from the user to the ISP over the Internet One reason PPPoE is preferred by ISPs is because it provides authentication username and password in addition to data transport A PPPoE session can be initiated by either a client application residing on a PC or by client firmware residing on a modem or router PPTP Point to Point Tunneling Protocol A protocol which allows the Point to Point Protocol PPP to be tunneled through an IP network PPTP does not specify any changes to the PPP protocol but rather describes a tunneling serv ice for carrying PPP a tunneling service is any networ
22. the IP address returned by the ping command In the example above 24 53 32 4 This IP address is the actual IP address of the server mail or any other word or value you have pinged Cable DSL 4 Port Router Step Two Pinging for a Web Address While the IP address returned above would work as your e mail server address it may not be permanent IP addresses change all the time Web addresses how ever usually don t Because of this you re likely to have fewer problems by configuring your system with web addresses rather than IP addresses Follow the instructions below to find the web address assigned to the IP address you just pinged 1 Atthe DOS command prompt type ping a 24 53 32 4 where 24 53 32 4 is the IP address you just pinged Information such as the following data will be displayed C3 ejommg e 24 53532 4 Panging moii Cmon si Cle ey Rome Com 244 Ss 5 sy44 ei wabielal 22 Dytes of data Rep Eron 2449 5 Roply from 24A sory Ropi Eroni 245 o Ropy CrO Aoa 2 bytes 32 time lt 10ms TTL 127 bytes 32 time lt 10ms TTL 127 bytes 32 time lt 10ms TTL 127 bytes 32 time lt 10ms TTL 127 H gt B B dS EARNS mo e ESTC o Or a a Packets Sent 4 Received 4 Lost 0 0 o toss Approximate round trip times in milli seconds Minimum Oms Maximum Oms Average Oms Figure C 2 2 Write down the web address returned by the ping command In the example in Figure C 2 mail msnv3 occa home com is t
23. the equipment or devices e Connect the equipment to an outlet other than the receiver s e Consult a dealer or an experienced radio TV technician for assistance UG NR041 061802NC JL Network Everywhere Series Table of Contents Chapter 1 Introduction The Cable DSL 4 Port Router Features Package Contents Minimum Requirements An Introduction to LANs and WANs IP Addresses Network Setup Overview Chapter 2 Getting to Know the Cable DSL 4 Port Router The Router s Back Panel The Router s Front Panel LEDs Chapter 3 Connect the Router Overview Connecting Your Hardware Together and Booting Up Chapter 4 Configure the PCs Overview Configuring Windows 95 98 and Millennium PCs Configuring Windows 2000 PCs Configuring Windows XP PCs Chapter 5 Configure the Router MWOWOWNN Re h Na dO 12 12 13 1 17 19 Cable DSL 4 Port Router Chapter 6 The Router s Web based Utility Overview Quick and Easy Router Administration Setup Password Status DHCP Log Help Advanced IP Filtering Port Range Forwarding Dynamic Routing Static Routing DMZ Host MAC Address Clone Appendix A Troubleshooting Common Problems and Solutions Frequently Asked Questions Appendix B Glossary Appendix C How to Ping Your ISP s E mail amp Web Addresses Appendix D Installing the TCP IP Protocol 24 24 24 25 29 30 a2 34 35 36 37 40 45 46 48 49 50 50 63 67 79 82 Network Everywhere Series
24. versions please follow the instructions for Windows 2000 A B E QT 1 2 3 Click Start and open the Control Panel Click the Network and Internet Connections icon and then the Network Connections icon Right click the Local Area Connection that is associated with the Ethernet adapter you are using and select the Properties option In the This connection uses the following items box highlight Internet Protocol TCP IP Then click the Properties button Enter a unique IP address that is not used by any other computer on the net work connected to the Router You can only use an IP address in the ranges 192 168 1 2 to 192 168 1 99 and 192 168 1 151 to 192 168 1 254 Enter the Subnet Mask 255 255 255 0 Enter the Default Gateway 192 168 1 1 Router s default IP address Toward the bottom of the window select Use the following DNS server addresses and enter the Preferred DNS server IP Address and Alternative DNS server IP Address Contact your ISP to find this infor mation Click the OK button in the Internet Protocol TCP IP Properties window Click the OK button in the Local Area Connection Properties window My Internet connection isn t working Check your TCP IP settings For Windows 95 98 and Me Refer to Appendix D Installing the TCP IP Protocol and Chapter 4 Configure the PCs for details Make sure Obtain IP address automati cally is selected in the settings For Win
25. 2 Mbps upstream from the computer to the Internet CAT 5 ANSI EIA American National Standards Institute Electronic Industries Association Standard 568 is one of several standards that specify categories the singular is commonly referred to as CAT of twisted pair cabling systems wires junctions and connectors in terms of the data rates that they can sustain CAT 5 cable has a maximum throughput of 100 Mbps and is usually utilized for 100BaseTX networks CPU Central Processing Unit The computing part of the computer Also called the processor it is made up of the control unit and ALU CSMA CD Carrier Sense Multiple Access Collision Detection The LAN access method used in Ethernet When a device wants to gain access to the net work it checks to see if the network is quiet senses the carrier If it is not it waits a random amount of time before retrying If the network is quiet and two devices access the line at exactly the same time their signals collide When the collision is detected they both back off and each waits a random amount of time before retrying Database A database is a collection of data that is organized so that its con tents can easily be accessed managed and updated Data Packet One frame in a packet switched message Most data communi cations is based on dividing the transmitted message into packets For example an Ethernet packet can be from 64 to 1518 bytes in length
26. 255 255 0 Default Gateway 132 168 1 1 Fierew All iil More Info gt gt Figure F 3 The example in Figure F 3 shows the IP address of your Ethernet adapter as 192 168 1 100 Your computer may show something different For Windows NT 2000 and XP 1 Click on Start and choose Run In the Open field enter cmd Press the Enter key or click the OK button ax amo Type the name of a program folder document or F Internet resource and Windows wil open it Far you Open emd 87 Network Everywhere Series 2 Inthe command prompt enter ipconfig all press the Enter key Your PC s information will be displayed as shown in Figure F 5 F Gaf hiera bif i eat Hara se om ra Tt Primari DHE Saf Fie Hala Tug IF Epgt ing Enabled HIES Frana Enahled afugiicr kazil Aree rr r F ENGOC Ion se pet 1 cain 7 Chea i gpl i I Lr 7 Clee Boa Ag rlr M Phaziral Bddrers e ee ee 5 A ee A DGF Een Leal gt Tei ice igaracion mahlad Wee PLE r i DBA T IE a a l a 4 fo L081 9 7 a aE the j f rier I L Lae Figure F 5 3 Write down the Physical Address as shown on your computer screen it is the MAC address for your Ethernet adapter It will appear as a series of let ters and numbers The MAC address Physical Address is what you will use for MAC Address Cloning or MAC Filtering The example in Figure F 5 shows the IP address of your Ethernet adapter as
27. AN Minimum Requirements port s connect to the LAN and the Internet or WAN port connects to the WAN The LAN port s transmit data at 10 or 100 Mbps whereas the broad band or WAN port or Internet port transmits data at 10 or 100 Mbps e PC with CD ROM Drive e Network Adapter with Ethernet UTP CAT 5 Cabling and TCP IP Protocol Installed per PC IP Addresses e Internet Explorer 4 0 or Higher or Netscape Navigator 4 7 or Higher for Web based Configuration What s an IP Address e Cable or DSL Modem with Ethernet Connection and Internet Access IP stands for Internet Protocol Every device on an IP based network including PCs print servers and routers requires an IP address to identify its location or address on the network This applies to both the WAN and LAN connections There are two ways of assigning an IP address to your network devices You can assign static IP addresses or use the Router to assign IP addresses dynamically Static IP Addresses A static IP address is a fixed IP address that you assign manually to a PC or other device on the network Since a static IP address remains valid until you disable it static IP addressing ensures that the device assigned it will always have that same IP address until you change it Static IP addresses are com monly used with network devices such as server PCs or print servers Network Everywhere Series If you use the Router to share your cable or DSL Internet con
28. Basic Solution Line of Linksys http www NetworkEverywhere com Copyright 2002 Linksys All Rights Reserved
29. IP networks into a series of sub groups or subnets The mask is a binary pattern that is matched up with the IP address to turn part of the host ID address field into a field for subnets Swapping Replacing one segment of a program in memory with another and restoring it back to the original when required Switch 1 A data switch connects computing devices to host computers allowing a large number of devices to share a limited number of ports 2 A device for making breaking or changing the connections in an electrical cir cuit TCP Transmission Control Protocol A method protocol used along with the IP Internet Protocol to send data in the form of message units datagram between network devices over a LAN or WAN While IP takes care of handling the actual delivery of the data routing TCP takes care of keeping track of the individual units of data called packets that a message is divided into for effi cient delivery over the network TCP is known as a connection oriented pro tocol due to requiring the receiver of a packet to return an acknowledgment of receipt to the sender of the packet resulting in transmission control TCP IP Transmission Control Protocol Internet Protocol The basic com munication language or set of protocols for communications over a network developed specifically for the Internet TCP IP defines a suite or group of protocols and not only TCP and IP Telnet A terminal emulation proto
30. M it is retained even when the device is turned off Fragmentation Breaking a packet into smaller units when transmitting over a network medium that cannot support the original size of the packet FTP File Transfer Protocol A protocol used to transfer files over a TCP IP network Internet UNIX etc For example after developing the HTML pages for a website on a local machine they are typically uploaded to the Web serv er using FTP FTP includes functions to log onto the network list directories and copy files It can also convert between the ASCH and EBCDIC character codes FTP oper Cable DSL 4 Port Router ations can be performed by typing commands at a command prompt or via an FTP utility running under a graphical interface such as Windows FTP transfers can also be initiated from within a Web browser by entering the URL preceded with ftp Unlike e mail programs in which graphics and program files have to be attached FTP is designed to handle binary files directly and does not add the overhead of encoding and decoding the data Full Duplex The ability of a device or line to transmit data simultaneously in both directions Gateway A device that interconnects networks with different incompatible communications protocols Half Duplex Data transmission that can occur in two directions over a single line but only one direction at a time Hardware Hardware is the physical aspect of computers telecomm
31. Make sure the box next to Internet Protocol TCP IP is checked Highlight Internet Protocol TCP IP and click the Properties button Local Ares Connection 39 Properties Az i Genel Auhericaion Aiara Donna usa E Linke LNEDOOT Fat Ethereal Adspia LHE 100TH wi Dieii This comecion uses the follonang tems ED Cent for Microsoft Heenk Pi and Pinia Sihanmg bod PA acaceecdt bebe T Nieme Protocol EPAF l irrital Frapas Ditcots pala Tiana Liri Piai ase im roth klad Had aga rh Gi F fark a aiis a inked ir res raphe FE Show icon in re iicslion eres when connected o Caa Figure 4 7 4 Select Obtain an IP address automatically Once the new window appears click the OK button Click the OK button again or the Close but ton if any settings were changed to complete the PC configuration _ _ _ _ _ __ Internet Protecel TCPVIP Properties 2k Garaa hinaa Cionimrahin fou cag F Hiba nd anie i pou a ppi be capahl Dhe pou reseed o eek pour rk araa Io he spcacpriste IP things Hbi an IP adini atara ali 7 Lge the ing IP kes Deen DNS cere sdchess sulomsicaly Oh Ukg the long DHS server odds 5 Restart your computer Go to Chapter 5 Configure the Router Cable DSL 4 Port Router Chapter 5 Configure the Router This chapter will show you how to configure the Router to function in your net wor
32. ORTANT If you have previously enabled any Internet sharing proxy server software on any of your PCs you must disable it now Some examples of Internet sharing software are Internet LanBridge Wingate ICS and Sygate To disable your Internet sharing software e If you are running Netscape Navigator click Edit Preferences Advanced and Proxies Click Direct Connection to the Internet e If you are running Internet Explorer 5 x or higher click Start Settings Control Panel Internet Options Connections and LAN Settings Remove checkmarks from all three boxes Click the OK button to continue Also you must disable any Internet log on software such as Ivasion Winpoet or Enternet 300 and any firewall software such as ZoneAlarm and Watchdog on all of your PCs Cable DSL 4 Port Router DHCP or Obtain an IP Address Automatically If you are connecting through DHCP or a dynamic IP address amn Cat aiD5L Router Basie Setup from your ISP perform these EE se steps Setup Requires bey conn Es A Select Obtain an IP auto matically as the WAN Connection Type LAA Alira l ma hes 1 E Dei Adi SE E Eea Wiel b woes SC Adde Cen sn IF seioriairhy F Haar the rnain type meed by grar EF amy innra as B Click the Apply button and then the Continue button to save the setting or click the Cancel button to clear the setting and start over When you are finished proceed to step 5 ho l
33. P Address or PPPoE commonly used by DSL consumers Please refer to the Setup section of Chapter 6 The Router s Web based Utility for details on WAN settings D Make sure that you have the right cable Check to see if the WAN column has a solidly lit Link LED E Make sure that the cable connecting from your cable or DSL modem is con nected to the Router s Internet or WAN port Verify that the Status page of the Router s web interface shows a valid IP address from your ISP Cable DSL 4 Port Router E Turn off the computer Router and cable DSL modem Wait 30 seconds and then turn on the Router cable DSL modem and computer Check the Status tab of the Router s web based utility to see if you get an IP address am not able to access the Routers web interface Setup page Refer to Problem 2 My Internet connection isn t working to verify that your computer is properly connected to the Router B Refer to Appendix F Finding the MAC Address and IP address for Your Ethernet Adapter to verify that your computer has an IP Address Subnet Mask Gateway and DNS C Set a static IP address on your system refer to Problem 1 I need to set a static IP address D Refer to Problem 10 I need to remove the proxy settings or the dial up pop up window for PPPoE users gt 5 can t get my Virtual Private Network VPN to work through the Router Access the Router s web interface by goi
34. S Configuration Gateway WINS Configuration IP Address AniF acess con be s automalicaly assigned to this computer 2 Select the Local Area Connection icon for the applicable Ethernet adapter jour eto ad eater aie EiT usually it is the first Local Area Connection listed Double click the space Local Area Connection Click the Properties button btan an IP address automatically Specify an IP address bot ad Area C niee tien Shaba x Gena Connector Saline Connethed Dia airi B day 0489 Seemed 100 0 Mbps seni sf 1 Receved L Packets 15 766 eg E Figure 4 2 4 Now click the Gateway tab and verify that the Installed Gateway field is blank Click the OK button 5 Click the OK button again Windows may ask you for the original Windows M installation disk or additional files Check for the files at Diore c windows options cabs or insert your Windows CD ROM into your CD ROM drive and check the correct file location e g D win98 D win9x Figure 4 3 etc if D is the letter of your CD ROM drive 6 Windows may ask you to restart your PC Click the Yes button If Windows does not ask you to restart restart your computer anyway Go to Chapter 5 Configure the Router Network Everywhere Series 3 Make sure the box next to Internet Protocol TCP IP is checked Highlight Internet Protocol TCP IP and click the Properties button Ea owt pes
35. Tournament Server but others on the LAN cannot join Vhat do need to do If you have a dedicated Unreal Tournament server running you need to create a static IP for each of the LAN computers and forward ports 7777 7778 7779 7780 7781 and 27900 to the IP address of the server You can also use a port forwarding range of 7777 27900 If you want to use the UT Server Admin forward another port 8080 usually works well but is used for remote admin You may have to disable this and then in the UWeb WebServer section of the server ini file set the ListenPort to 8080 to match the mapped port above and ServerName to the IP assigned to the Router from your ISP Can multiple gamers on the LAN get on one gan server and play simultaneously with just one public IP address It depends on which network game or what kind of game server you are using For example Unreal Tournament supports multiple logins with one public IP Address How do get Half Life Team Fortress to work with the Router The default client port for Half Life is 27005 The computers on your LAN need to have clientport 2700x added to the HL shortcut command line the x would be 6 7 8 and on up This lets multiple computers connect to the same server One problem Version 1 0 1 6 won t let multiple computers with the same CD key connect at the same time even if on the same LAN not a problem with version 1 0 1 3 As far as hosting games the HL server does
36. User Guide Cable DSL 4 Port Router COPYRIGHT amp TRADEMARKS Copyright 2002 Network Everywhere All Rights Reserved Network Everywhere and Linksys are trademarks of Linksys Microsoft Windows and the Windows logo are reg istered trademarks of Microsoft Corporation All other trademarks and brand names are the property of their respective proprietors LIMITED WARRANTY Network Everywhere guarantees that every Cable DSL 4 Port Router will be free from physical defects in material and workmanship for one year from the date of purchase when used within the limits set forth in the Specifications section of this User Guide If the product proves defective during this warranty period call Network Everywhere Technical Support in order to obtain a Return Authorization number BE SURE TO HAVE YOUR PROOF OF PURCHASE ON HAND WHEN CALLING When returning a product mark the Return Authorization number clearly on the outside of the package and include a copy of your original proof of purchase RETURN REQUESTS CANNOT BE PROCESSED WITHOUT PROOF OF PURCHASE All customers located outside of the United States of America and Canada shall be held responsible for shipping and handling charges IN NO EVENT SHALL NETWORK EVERYWHERE S LIABILITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSE QUENTIAL DAMAGES RESULTING FROM THE USE OF THE PRODUCT ITS ACCOM PANYING SOFTWARE OR ITS DOCUMENTATION NETWORK E
37. VERYWHERE OFFERS NO REFUNDS FOR ITS PRODUCTS Network Everywhere makes no warranty or repre sentation expressed implied or statutory with respect to its products or the contents or use of this documentation and all accompanying software and specifically disclaims its quality performance merchantability or fitness for any particular purpose Network Everywhere reserves the right to revise or update its products software or documenta tion without obligation to notify any individual or entity Please direct all inquiries to Network Everywhere PO Box 18558 Irvine CA 92623 FCC STATEMENT The Cable DSL 4 Port Router has been tested and complies with the specifications for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used according to the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a par ticular installation If this equipment does cause harmful interference to radio or television reception which is found by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between
38. a A gt pret eatin pete Ca Ue i E a E J N ien in ieme ria Tie cd Pere Dii ba Heira Pee Y iie a lO Di a eb ne es le Figure 4 4 4 Select Obtain an IP address automatically Once the new window appears click the OK button Click the Close button again to complete the PC configuration SS ims PRE ge peg E A ee A pe ee ae Ge pe ed ee ee he ee ccs i r d ijero F ane sae lo Jp ts ikiss F in o pDA ma im a 5 Restart your computer Go to Chapter 5 Configure the Router Cable DSL 4 Port Router Configuring Windows XP PCs The following instructions assume you are running Windows XP with the default interface If you are using the Classic interface where the icons and menus look like previous Windows versions please follow the instructions for Windows 2000 1 Click the Start button and then Control Panel From there click the Network and Internet Connections icon Then click the Network Connections icon 2 Select the Local Area Connection icon for the applicable Ethernet adapter usually it is the first Local Area Connection listed Double click the Local Area Connection Click the Properties button Local Area Commection TP Statis Eaz i Geral Support Lonector Shahan Connecied high da USTG Speed 100 0 Mbp i Lobe re Seni A Fler ere Packets 23 058 250 _Brpeties __ Disable n Figure 4 6 17 Network Everywhere Series 3
39. air Cabling for details on net work cabling Repeat the above step to connect more PCs or network devices to the Router Connect the Ethernet network cable from your cable or DSL modem to the Internet port on the Router s rear panel This is the only port that will work for your modem connection Figure 3 4 Cable DSL 4 Port Router 5 Connect the power adapter to the Power port and then plug the power adapter into a power outlet e The Power LED on the front panel will light up green as soon as the power adapter is connected properly e The Diag LED will light up red for a few seconds when the Router goes through its self diagnostic test This LED will turn off when the self test is complete 5 Power on the cable or DSL modem 6 Press the Reset button on the Router s front panel with a paper clip or a pen cil Hold the button in until the Diag LED lights up and then turns off This will restore the Router s factory default settings Have you checked that the Link Act LEDs for all your LAN con nections and the Internet LED for your WAN connection light up If these LEDs are not lighting up make sure that all your cables are securely plugged in and that all of your hardware is powered on properly Verify that the modem 1s plugged into the Internet port on the Router The Router s hardware installation is now complete Go to Chapter 4 Configure the PCs 11 Network Everywhere Serie
40. aos iay SELL seen ferry eee arene Figure 5 3 a Static or Fixed IP Address If you are connecting through a static or fixed IP address from your ISP perform these steps Cable Raula Basic Setup A Select Static fixed IP address as the WAN Connection Type B Enter the WAN IP Address Sa esl PS sea coin Subnet Bask C Enter the Subnet Mask D Enter the Default Gateway Address E Enter the DNS in the 1 2 and or 3 fields You need to enter at least one DNS address E Click the Apply button and then the Continue button to save the settings or click the Cancel button to clear the settings and start over When you are fin ished proceed to step 5 22 Network Everywhere Series PPPoE If your DSL provider says that you are connecting through PPPoE or if you normally enter a user name and password to access the Internet perform these steps ae fh ama Peqeied by semt ISPs Raqawerl by anma ils POE Adib I as Ma AO O feses P diees rA TATAN x Puben bk GEGEE 9S i FEF EE cennasdian Pyp ad bry yaar Eat Hki T rawr o O T lantar an amand Maz Ida lima His Keep Alive Redial Pesad 30 Sec aprte Dre rep A Select PPPoE as the WAN Connection Type B Enter the User Name C Enter the Password Figure 5 5 D Click the Apply button and then the Continue button to save the settings or click the Cancel button to clear the settings and st
41. art over E When you are finished click the Status tab and then click the Connect button to start the connection Proceed to step 5 Cable DSL 4 Port Router 5 If you haven t already done so click the Apply button and then the Continue button to save your Setup settings Close the web browser 6 Reset the power on your cable or DSL modem 7 Restart your computers so that they can obtain the Router s new settings If you need advanced setting information please refer to Chapter 6 The Router s Web based Utility or the Network Everywhere support website at www NetworkEverywhere com Test the setup by opening your web browser from any computer and entering http www linksys com registration Address e http www linksys com regishation Figure 5 6 Congratulations You ve successfully configured the Router If you are unable to reach our website you may want to review what you did in this section or refer to Appendix A Troubleshooting Proceed to Chapter 6 The Router s Web based Utility for more details and advanced settings information 23 Network Everywhere Series Chapter 6 The Router s Web based Utility 24 Use the Router s web based utility to administer it This chapter will describe each web page in the Utility and each page s key functions The utility can be accessed via your web browser through use of a computer connected to the Router For a basic net
42. ce of the Router For example if your WAN IP address is 1 2 3 4 you would enter ping 1 2 3 4 and press the Enter key e If you get a reply the computer is connected to the Router e If you do NOT get a reply try the ping command from a different com puter to verify that your original computer is not the cause of the problem E In the command prompt type ping www yahoo com and press the Enter key If you get a reply the computer is connected to the Internet If you can not open a webpage try the ping command from a different computer to verify that your original computer is not the cause of the problem e If you do NOT get a reply there may be a problem with the connection Try the ping command from a different computer to verify that your orig inal computer is not the cause of the problem 3 am not getting a WAN IP address with my Internet connection A Refer to Problem 2 My Internet connection isn t working to verify that you are connected B If you need to register the MAC address of your Ethernet adapter with your ISP please see Appendix F Finding the MAC address and IP Address for Your Ethernet Adapter If you need to clone the MAC address of your Ethernet adapter onto the Router see the MAC Address Clone section of Chapter 6 The Router s Web based Utility for details C Make sure that you are using the right WAN settings Contact your ISP to see if your WAN connection type is DHCP Static I
43. col commonly used on the Internet and TCP IP based networks It allows a user at a terminal or computer to log onto a remote device and run a program TFTP Trivial File Transfer Protocol A version of the TCP IP FTP protocol that has no directory or password capability Throughput The amount of data moved successfully from one place to anoth er in a given time period Topology A network s topology is a logical characterization of how the devices on the network are connected and the distances between them The most common network devices include hubs switches routers and gateways Most large networks contain several levels of interconnection the most impor tant of which include edge connections backbone connections and wide area connections v7 78 Network Everywhere Series TX Rate Transmission Rate UDP User Datagram Protocol A method protocol used along with the IP Internet Protocol to send data in the form of message units datagram between network devices over a LAN or WAN While IP takes care of handling the actual delivery of the data routing UDP takes care of keeping track of the individual units of data called packets that a message is divided into for effi cient delivery over the network UDP is known as a connection less protocol due to NOT requiring the receiver of a packet to return an acknowledgment of receipt to the sender of the packet as opposed to TCP Upgrade To replace
44. connection is working well there is no need to download a newer firmware version unless that version contains new features that you would like to use Downloading a more current version of Router firmware will not enhance the quality or speed of your Internet connection and may disrupt your current connection stability Wil the Router function in a Macintosh environment Yes but the Router s setup pages are accessible only through Internet Explorer 4 0 or Netscape Navigator 4 0 or higher for Macintosh am not able to get the web configuration screen for the Router What can do You may have to remove the proxy settings on your Internet browser e g Netscape Navigator or Internet Explorer Or remove the dial up settings on your browser Check with your browser documentation and make sure that your browser is set to connect directly and that any dial up is disabled Make sure that your browser is set to connect directly and that any dial up is dis abled For Internet Explorer click Tools Internet Options and then the Connection tab Make sure that Internet Explorer is set to Never dial a con nection For Netscape Navigator click Edit Preferences Advanced and Proxy Make sure that Netscape Navigator is set to Direct connection to the Internet What is DMZ Hosting Demilitarized Zone DMZ allows one IP address com puter to be exposed to the Internet Some applications require multiple TCP IP ports to be open It is recommended
45. d by the Internet application moOe 29 61 62 Network Everywhere Series 17 The Diag LED stays lit continuously e The Diag LED lights up when the device is first powered up Meantime the system will boot up itself and check for proper operation After fin ishing the checking procedure the LED turns off to show that the system is working fine If the LED remains lit after one minute the device is not working properly Try to flash the firmware by assigning a static IP address to the computer and then upgrade the firmware Try using the following settings IP Address 192 168 1 50 and Subnet Mask 253 253 233 0 18 Vhen I enter a URL or IP address get a time out error or am prompted to retry e Make sure that the other PCs work If they do ensure that your worksta tion s IP settings are correct IP Address Subnet Mask Default Gateway and DNS Restart the computer that is having a problem e If the PCs are configured correctly but still not working check the Router Ensure that it is connected and ON Connect to it and check its settings If you cannot connect to it check the LAN and power connec tions e If the Router is configured correctly check your Internet connection DSL cable modem etc to see if it is working correctly You can remove the Router to verify a direct connection e Manually configure the TCP IP with a DNS address provided by your ISP e Make sure that your browser is set to connect d
46. d static IP addresses Dynamic Routing The ability for a router to forward data via a different route based on the current conditions of the communications circuits For example it can adjust for overloaded traffic or failing lines and is much more flexible than static routing which uses a fixed forwarding path Ethernet EEE standard network protocol that specifies how data is placed on and retrieved from a common transmission medium Has a transfer rate of 10 Mbps Forms the underlying transport vehicle used by several upper level protocols including TCP IP and XNS Fast Ethernet A 100 Mbps technology based on the 10Base T Ethernet CSMA CD network access method Firewall A firewall is a set of related programs located at a network gateway server that protects the resources of a network from users from other networks The term also implies the security policy that is used with the programs An enterprise with an intranet that allows its workers access to the wider Internet installs a firewall to prevent outsiders from accessing its own private data resources and for controlling what outside resources to which its own users have access Basically a firewall working closely with a router examines each network packet to determine whether to forward it toward its destination Firmware Code that is written onto read only memory ROM or program mable read only memory PROM Once firmware has been written onto the ROM or PRO
47. des individuals and companies access to the Internet and other related services such as website building and virtual hosting LAN A local area network LAN is a group of computers and associated devices that share a common communications line and typically share the resources of a single processor or server within a small geographic area for example within an office building Latency The time delay between when the first bit of a packet is received and the last bit is forwarded MAC Address The MAC Media Access Control address is a unique num ber assigned by the manufacturer to any Ethernet networking device such as a network adapter that allows the network to identify it at the hardware level Mbps MegaBits Per Second One million bits per second unit of measure ment for data transmission Cable DSL 4 Port Router mIRC mIRC runs under Windows and provides a graphical interface for log ging onto IRC servers and listing joining and leaving channels Motherboard A motherboard is the physical arrangement in a computer that contains the computer s basic circuitry and components NAT NAT Network Address Translation is the translation of an Internet Protocol address IP address used within one network to a different IP address known within another network One network is designated the inside network and the other is the outside NetBEUI NetBIOS Extended User Interface The transport layer for NetBIOS N
48. dows 2000 Click Start choose Settings and open the Control Panel Double click Network and Dial Up Connections Right click the Local Area Connection that is associated with the Ethernet adapter you are using and select the Properties option In the Components checked are used by this connection box highlight Internet Protocol TCP IP and click the Properties button Make sure that Obtain an IP address automatically and Obtain DNS server address automatically are selected Cable DSL 4 Port Router 4 Click the OK button in the Internet Protocol TCP IP Properties window and click the OK button in the Local Area Connection Properties window 5 Restart the computer when asked For Windows XP The following instructions assume you are running Windows XP with the default interface If you are using the Classic interface where the icons and menus look like previous Windows versions please follow the instructions for Windows 2000 1 Click Start and open the Control Panel 2 Click the Network and Internet Connections icon and then the Network Connections icon 3 Right click the Local Area Connection that is associated with the Ethernet adapter you are using and select the Properties option 4 In the This connection uses the following items box highlight Internet Protocol TCP IP and click the Properties button Make sure that Obtain an IP address automatically and Obtain DNS server address automatically are selected 5 Cl
49. e server that you want the Internet users to be able to access For information about finding the IP address go to Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter 5 Check the Enable box to enable the services you have defined Port Range Forwarding will not function if the Enable button is left unchecked This is disabled unchecked by default 6 Configure as many entries as needed the Router supports up to 10 ranges of ports Click the Apply button and then the Continue button when you are done UPnP Forwarding Click the View UPnP Forwarding screen to access the UPnP Forwarding screen shown in Figure 6 16 This screen displays preset application settings as well as options for customization of port services for other applications The Preset Applications at the top of the list are among the most widely used Internet applications They include the following e FTP File Transfer Protocol A protocol used to transfer files over a TCP IP network Internet UNIX etc For example after developing the HTML pages for a website on a local machine web developers typically upload the files to the web server using FTP FTP includes functions to log onto the net work list directories and copy files FTP operations can be performed by typing commands at a command prompt or via an FTP utility running under a graphical interface such as Windows FTP transfers can also be initiated from within a web browse
50. ected Enter the Host and Domain names e g John for Host and home for Domain Enter the DNS entry provided by your ISP If your ISP has not provided the DNS IP address contact your ISP to get that information or go to its website for the information E Click the OK button in the TCP IP properties window and click Close or the OK button for the Network window G Restart the computer when asked Cable DSL 4 Port Router For Windows 2000 A Click Start choose Settings and open the Control Panel Double click Network and Dial Up Connections B Right click the Local Area Connection that is associated with the Ethernet adapter you are using and select the Properties option C In the Components checked are used by this connection box highlight Internet Protocol TCP IP and click the Properties button Select Use the following IP address option D Enter an IP address that is not used by any other computer on the network connected to the Router You can only use an IP address in the ranges 192 168 1 2 to 192 168 1 99 and 192 168 1 151 to 192 168 1 254 Enter the Subnet Mask 255 255 255 0 Enter the Default Gateway 192 168 1 1 The Router s default IP address Toward the bottom of the window select Use the following DNS server addresses and enter the Preferred DNS server IP Address and Alternative DNS server IP Address Contact your ISP to find this infor mation H Click the OK button in the Internet Protocol TCP IP P
51. edith Ped ial E Dii the Sere Peed ar pe ari i reial Bee pieh I E paa he E m de bee Fa ice ie a aL W Figure D 2 7 After a few seconds the main Network window will appear The TCP IP Protocol should now be listed on the Configuration tab kiami Fis H T m hA iam Lre re DP Fee F h iim ee mir kama irin LFF n ee a p s h ma h h ma mal 8 Click the OK button Windows may ask for original Windows installation files Supply them as needed e g c windows options cabs D win98 D win95 where D is the letter of your CD ROM drive 9 Windows will ask you to restart the PC Click the Yes button The TCP IP installation is now complete 83 84 Network Everywhere Series Appendix E Twisted Pair Cabling There are different grades or categories of twisted pair cabling Category 5 is the most reliable and most highly recommended Straight through cables are used for connecting computers to a hub Crossover cables are used for con necting a hub to another hub there is an exception some hubs have a built in uplink port that is crossed internally this allows you to link or connect hubs together with a straight through cable instead You can buy pre made Category 5 cables or cut and crimp your own Category 5 cables can be purchased or crimped as either straight through or crossover Inside a Category 5 cable are eight thin color coded wires inside that run from one end
52. erform the upgrade using the TFTP program or the Router s web based utility through its Help tab 14 amusing PPPoE with my DSL service but it is always disconnecting PPPoE is not a dedicated or always on connection The DSL ISP can discon nect the service after a period of inactivity just like a normal phone dial up connection to the Internet Using the setup option keep alive will help keep the connection This may not always work so you may need to re establish the connection periodically A To connect to the Router go to the web browser and enter http 192 168 1 1 or the IP address of the Router B Enter the password if asked The default password is admin C In the Setup tab select the option Keep Alive and set the Redial Period option at 20 seconds D Click the Apply button and then click the Continue button E Click the Status tab and then click the Connect button F You may see the login status display as Connecting Press the F5 key to refresh the screen until you see the login status display as Connected G Click the Apply button and click the Continue button to continue If the connection is lost again follow steps E to G to re establish the connec tion Cable DSL 4 Port Router 15 can t access my email web or VPN or am getting corrupted data from the Intermet The Maximum Transmission Unit MTU setting may need to be adjusted By default the MTU is set at 1500 For most DSL users
53. ernet adapter to do either MAC Filtering or MAC Address Cloning You can also find the IP address of your computer s Ethernet adapter The IP address is used for filtering forwarding and DMZ hosting Find your Windows operating sys tem and follow the steps in this appendix to find the MAC address or IP address for your adapter For Windows 95 98 and Me 1 Click on Start and choose Run In the Open field enter winipcfg Then press the Enter key or click on the OK button SS I z T fe Pe a a magar beet document vob bead re tijen t graj a rabja ral ipen T ie ai creat tome Figure F 1 2 When the IP Configuration window appears select the Ethernet adapter that you are using e IP Configuration IP Address 1321681 6 Subnet Mask 255 255 255 0 Default Gateway 192 168 1254 Lok Ree Renew Release All Renew All More Info gt gt Figure F 2 86 Cable DSL 4 Port Router 3 Write down the Adapter Address as shown on your computer screen see Figure F 3 This is the MAC address for your Ethernet adapter and will be shown as a series of numbers and letters Note The MAC address is also called the Adapter amp Address in Windows 95 98 and Me The MAC address Adapter Address is what you will use for the Router s MAC Address Cloning or MAC Filtering RIP Configuration of Ioj x r Ethemet Adapter Infomation Linksys LNETOOT Fast Ethene hac Xen CARESS Subnet Mask 255
54. etBIOS and NetBEUI were originally part of a single protocol suite that was later separated NetBIOS sessions can be transported over NetBEUI TCP IP and SPX IPX protocols NetBIOS The native networking protocol in DOS and Windows networks Although originally combined with its transport layer protocol NetBEUI NetBIOS today provides a programming interface for applications at the ses sion layer layer 5 NetBIOS can ride over NetBEUI its native transport which is not routable or over TCP IP and IPX SPX which are routable proto cols NetBIOS computers are identified by a unique 15 character name and Windows machines NetBIOS machines periodically broadcast their names over the network so that Network Neighborhood can catalog them For TCP IP networks NetBIOS names are turned into IP addresses via manual configura tion in an LMHOSTS file or a WINS server There are two NetBIOS modes The Datagram mode is the fastest mode but does not guarantee delivery It uses a self contained packet with send and receive name usually limited to 512 bytes If the recipient device is not listen ing for messages the datagram is lost The Session mode establishes a connec tion until broken It guarantees delivery of messages up to 64KB long Network A system that transmits any combination of voice video and or data between users Network Mask Also known as the Subnet Mask NIC Network Interface Card A board installed in a com
55. existing software or firmware with a newer version Upload To send a file transmitted over a network In a communications ses sion upload means transmit and download means receive URL Uniform Resource Locator The address that defines the route to a file on the Web or any other Internet facility URLs are typed into the browser to access Web pages and URLs are embedded within the pages themselves to provide the hypertext links to other pages UTP Unshielded twisted pair is the most common kind of copper telephone wiring Twisted pair is the ordinary copper wire that connects home and many business computers to the telephone company To reduce crosstalk or electro magnetic induction between pairs of wires two insulated copper wires are twisted around each other Each signal on twisted pair requires both wires Since some telephone sets or desktop locations require multiple connections twisted pair is sometimes installed in two or more pairs all within a single cable WAN Wide Area Network A communications network that covers a rela tively large geographic area consisting of two or more LANs Broadband com munication over the WAN is often through public networks such as the tele phone DSL or cable systems or through leased lines or satellites In its most basic definition the Internet could be considered a WAN WINIPCFG Configuration utility based on the Win32 API for querying defining and managing IP addresses with
56. g e 1 Year Limited Warranty Network Everywhere Series Cable DSL 4 Port Router Package Contents An Introduction to LANs and WANs Simply put a router is a network device that connects two networks together In this instance the Router connects your Local Area Network LAN or the group of PCs in your home or office to the Wide Area Network WAN which is the Internet The Router processes and regulates the data that travels between these two networks Think of the Router as a network device with two sides the first side interacts with your private Local Area Network LAN of PCs The other public side interacts with the Internet or the Wide Area Network WAN outside of your home or office The Router s firewall protects your network of PCs so users on the public Internet side cannot see your PCs This is how your network remains private The Router protects your network by inspecting every data packet coming in through the Internet or WAN port before delivery to the final destination on the LAN port The Router inspects Internet port services like the web server ftp server or other Internet applications and if allowed it will forward the packet to the appropriate PC on the LAN side Figure 1 1 e One Cable DSL 4 Port Router e One Power Adapter e One Setup Wizard CD ROM with User Guide e One Quick Installation e One Registration Card Remember that the Router s ports connect to two sides Your 10 100 L
57. he agents return information contained in a MIB Management Information Base which is a data structure that defines what is obtainable from the device and what can be controlled turned off on etc You must check the Enable box to enable the applications you have defined To add a server using UPnP Forwarding 1 Enter the name of the application in the appropriate Application Name field 2 Next to the name of the application enter the number of the external port used by the server in the Ext Port column Check with the Internet appli cation software documentation for more information 3 On the same line select UDP or TCP 4 Enter the number of the internal port used by the server in the Int Port col umn Check with the Internet application software documentation for more information 43 Cable DSL 4 Port Router Dynamic Routing Network Everywhere Series 5 Enter the IP address of the server that you want the Internet users to be able to access For information about finding the IP address go to Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter CaS Horie dawned S 6 Check the Enable box to enable the services you have defined UPnP l Forwarding will not function 1f the Enable button is left unchecked This is disabled unchecked by default Port Triggering Application Hame Trigger Port Range Incoming Port Range 44 SE G i a C C e 7 rs le in E i S
58. he web address This web address is the web address assigned to the IP address you just pinged While the IP address of mail could conceivably change it is likely that this web address will not 3 Replace your ISP s abbreviated server address with this extended web address in the corresponding Internet application web browser e mail application etc Once you have replaced the brief server address with the true server address the Router should have no problem accessing the Internet through that Internet application 82 Network Everywhere Series Appendix D Installing the TC IP Protocol Follow these instructions to install the TCP IP protocol on one of your PCs only after a network card also called an Ethernet adapter has been successfully installed inside the PC These instructions are for Windows 95 98 and Me For TCP IP setup under Windows NT 2000 and XP see your Windows docu mentation or the Help feature 1 Click the Start button Choose Settings and then Control Panel 2 Double click on the Network icon to bring up your Network window Select the Configuration tab iL erg T ETT lie hieme i ee od Thm eee et eg ee Pd Beet dalapan aa a Ties ei T i T ante Figure D 1 3 Click the Add button 4 Double click on Protocol 5 Highlight Microsoft under the list of manufacturers Cable DSL 4 Port Router 6 Find and double click TCP IP in the list to the right see Figure D 2 ple
59. hrew Pong Table eC Co lo o oo oes nee sf O A eO ae elo oOo Coie Eo oloo ee na FA 6 18 eL J CI C CO ai A 1 T1 C ra With Dynamic Routing you can enable the Router to automatically adjust to e n C C C ra physical changes in the network s layout The Router using the RIP protocol determines the network packets route based on the fewest number of hops Ed Bea between the source and the destination The RIP protocol regularly broadcasts Ej Figure 6 17 From the Port Range Forwarding screen click the Port Triggering button to allow the Router to watch outgoing data for specific port numbers The IP address of the computer that sends the matching data is remembered by the Router so that when the requested data returns through the Router the data is pulled back to the proper computer by way of IP address and port mapping rules 1 Enter the Application Name of the trigger 2 Enter the Trigger Port Range used by the application Check with the Internet application for the port number needed 3 Enter the Incoming Port Range used by the application Check with the Internet application for the port number needed 4 Click the Apply button and then click the Continue button Click the Cancel button to cancel any values you ve entered routing information to other routers on the network To set up Dynamic Routing 1 Choose the correct Working Mode Gateway Mode should be used if the Router is hos
60. ick the OK button in the Internet Protocol TCP IP Properties window and click the OK button in the Local Area Connection Properties window 6 Restart the computer when asked For Windows NT 4 0 1 Click Start choose Settings and open the Control Panel Double click the Network icon 2 Click the Protocol tab and double click on TCP IP Protocol 3 When the window appears make sure you have selected the correct Adapter for your Ethernet adapter and set it for Obtain an IP address from a DHCP server 4 Click the OK button in the TCP IP Protocol Properties window and click the Close button in the Network window 5 Restart the computer if asked B Open a command prompt e For Windows 95 98 and Me click Start and choose Run In the Open field type in command Press the Enter key or click the OK button e For Windows NT 2000 and XP please click Start and choose Run In the Open field type cmd Press the Enter key or click the OK button 53 54 Network Everywhere Series C In the command prompt type ping 192 168 1 1 and press the Enter key e If you get a reply the computer is communicating with the Router e If you do NOT get a reply please check the cable and make sure Obtain an IP address automatically is selected in the TCP IP settings for your Ethernet adapter D In the command prompt type ping followed by your WAN IP address and press the Enter key The WAN IP Address can be found in the web inter fa
61. idely used on the Internet to find out informa tion about a particular user such as his or her telephone number whether the user is currently logged on and the last time the user was logged on The per son being fingered must have placed his or her profile on the system in order for the information to be available Fingering requires entering the full user domain address for example name universityname edu Cable DSL 4 Port Router e HTTP HyperText Transport Protocol The communications protocol used to connect to servers on the World Wide Web Its primary function is to establish a connection with a web server and transmit HTML pages to the client web browser e POP3 Post Office Protocol 3 A standard mail server commonly used on the Internet It provides a message store that holds incoming e mail until users log on and download it POP3 is a simple system with little selectivity All pending messages and attachments are downloaded at the same time POP3 uses the SMTP messaging protocol SMTP may also need to be for warded e NNTP Network News Transfer Protocol The protocol used to connect to Usenet groups on the Internet e SNMP Simple Network Management Protocol A widely used network monitoring and control protocol Data is passed from SNMP agents which are hardware and or software processes reporting activity in each network device hub router bridge etc to the workstation console used to oversee the network T
62. igure 5 1 2 An Enter Network Password win dow shown in Figure 5 2 will appear Leave the User Name field empty and enter admin in lowercase letters in the Password field admin is the default pass Enter Network Poseword E x r Pleas ype your user name and passeard ie 192 1681 1 Ream HREN User Hame word Click the OK button Passwod 4 Seve this password in your password list a ca j Figure 5 2 19 20 Network Everywhere Series 3 The Router configuration screen will appear with the Setup tab selected Based on the setup instructions from your ISP you may need to provide the Host Name and Domain Name These fields allow you to provide a host name and domain name for the Router and are usually left blank If request ed by your ISP usually cable ISPs complete these two fields The values for the Router s LAN IP Address and Subnet Mask are shown on the Setup screen The default values are 192 168 1 1 for the IP Address and 255 255 255 0 for the Subnet Mask 4 The Router supports three connection types DHCP obtain an IP automat ically PPPoE and Static IP Address These types are listed in the drop down menu for the WAN Connection Type setting Each Setup screen and available features will differ depending on what kind of connection type you select Proceed to the instructions for the connection type you are using When you are finished with the Setup tab proceed to step 5 IMP
63. in a network A commonly used util ity for configuring networks with static IP addresses Workgroup Two or more individuals that share files and databases Cable DSL 4 Port Router Appendix C How to Ping Your ISP s Ermail amp VVeb Addresses Virtually all Internet addresses are configured with words or characters e g www NetworkEverywhere com www yahoo com etc In actuality however these Internet addresses are assigned to IP addresses which are the true addresses on the Internet For example www NetworkEverywhere com is actu ally 216 237 158 81 Type it into your web browser and you will wind up at the Network home page every time There are servers that translate the URL to an IP address this is called the Domain Name System DNS IP and web addresses however can sometimes be long and hard to remember Because of this certain SPs will shorten their server addresses to single words or codes on their users web browser or e mail configurations If your ISP s e mail and web server addresses are configured with single words www e mail home pop3 etc rather than whole Internet addresses or IP addresses the Router may have problems sending or receiving mail and accessing the Internet This happens because the Router has not been configured by your ISP to accept their abbreviated server addresses The solution is to determine the true web addresses behind your ISPs code words You can determine the IP and web addre
64. ion numbers Login This indicates if you are using a dial up style connection e g PPPOE For PPPoE only there is a Connect button to click if you are disconnected and want to re establish a connection Cable DSL 4 Port Router LAN These fields display the Router s current MAC Address IP Address and Subnet Mask as seen by users on your local area network The DHCP Server field shows the status of the Router s DHCP server function which is either enabled or disabled WAN These fields display the Router s current MAC Address IP Address Subnet Mask and Default Gateway IP Address as seen by external users on the Internet The DNS Domain Name System IP Address fields show the IP address es of the DNS server s currently used by the Router Multiple DNS IP settings are common In most cases the first available DNS entry is used DHCP Release Click the DHCP Release button to release the current IP address of the device connected to the Router s Internet or WAN port DHCP Renew Click the DHCP Renew button to replace the Router s current WAN IP address with a new IP address DHCP Clients Table Click the DHCP Clients Table button to view the list of PCs that were given IP addresses by the Router 31 32 E Enable Hiria ja E TO EO Fe are lope DHCP Chass Tobie Appi Cms Help LJ Wewseye Figure 6 3 A Dynamic Host Configuration Protocol DHCP server automatically assign
65. irectly and that any dial up is disabled For Internet Explorer click on Tools choose Internet Options and then the select the Connection tab Make sure that the Internet Explorer is set to Never dial a connection For Netscape Navigator click Edit Preferences Advanced and Proxy Make sure that Netscape Navigator is set to Direct connection to the Internet 19 The Full Col LED keeps flickering continuously e Check the Category 5 Ethernet cable and its RJ 45 connectors e There may be interference with other network devices Try removing other PCs or network devices to see if the problem persists Eliminate each network device one at a time to determine the cause Cable DSL 4 Port Router Frequently Asked Questions What is the maximum number of IP addresses that the Router will support The Router will support up to 253 IP addresses Is IPSec Pass Through supported by the Router Yes it is a built in feature that the Router automatically enables Where is the Router installed on the network In a typical environment the Router is installed between the cable DSL modem and the LAN Plug the Router into the cable DSL modem s Ethernet port Does the Router support IPX or AppleTalk No TCP IP is the only protocol stan dard for the Internet and has become the global standard for communications IPX a NetWare communications protocol used only to route messages from one node to another and AppleTalk a communications protocol used
66. k and gain access to the Internet through your Internet Service Provider ISP Detailed description of the Router s Web based Utility can be found in Chapter 6 The Router s Web based Utility Your ISP may require the use of a Host Name and Domain Name Further you will set the WAN Connection Type on the Router s Setup tab based on the information provided by your ISP You will need setup information for your Internet connection from your ISP If you do not have this information please contact your ISP before proceeding The instructions from your ISP tell you how to set up your PC for Internet access Because you are now using the Router to share Internet access among several computers you will use the setup information to configure the Router instead of your PC You only need to configure the Router once using the first computer you set up Note If your PC s Windows operating system supports Universal Plug and Play UPnP Windows will offer to create a desktop short cut to the Router Click the OK button to create the desktop icon and then double click the icon to connect to the Router Otherwise con nect to the Router manually as directed in steps 1 and 2 1 Open your web browser It is all right if you get an Address E hitp 7 192 168 1 17 error message at th point Continue following these directions Enter http 192 168 1 1 in the web browser s Address field Press the Enter key F
67. k service enabled by tun neling protocols such as PPTP L2F L2TP and IPSEC tunnel RIP Routing Information Protocol A simple routing protocol that is part of the TCP IP protocol suite It determines a route based on the smallest hop count between source and destination RIP is a distance vector protocol that routine ly broadcasts routing information to its neighboring routers RJ 11 Registered Jack 11 A telephone connector that holds up to six wires The RJ 11 1s the common connector used to plug a telephone into a wall RJ 45 A connector similar to a telephone connector that holds up to eight wires used for connecting Ethernet devices 19 76 Network Everywhere Series Router Protocol dependent device that connects subnetworks together Routers are useful in breaking down a very large network into smaller subnet works they introduce longer delays and typically have much lower throughput rates than bridges Server Any computer whose function in a network is to provide user access to files printing communications and other services SMTP Simple Mail Transfer Protocol The standard e mail protocol on the Internet It is a TCP IP protocol that defines the message format and the mes sage transfer agent MTA which stores and forwards the mail SNMP Simple Network Management Protocol A widely used network monitoring and control protocol Data is passed from SNMP agents which are hardware and or software pr
68. lly required is to indicate in the CMOS memory which IRQs are already in use by ISA cards PCI takes care of the rest PCI allows IRQs to be shared which helps to solve the problem of limited IRQs available on a PC For example if there were only one IRQ left over after ISA devices were given their required IRQs all PCI devices could share it In a PCI only machine there cannot be insufficient IRQs as all can be shared PCMCIA The PCMCIA Personal Computer Memory Card International Association is an industry group organized in 1989 to promote standards for a credit card size memory or I O device that would fit into a personal computer usually a notebook or laptop computer Ping Packet INternet Groper An Internet utility used to determine whether a particular IP address is online It is used to test and debug a network by send ing out a packet and waiting for a response Plug and Play The ability of a computer system to configure expansion boards and other devices automatically without requiring the user to turn off the system during installation Cable DSL 4 Port Router POP3 Post Office Protocol 3 A standard mail server commonly used on the Internet It provides a message store that holds incoming e mail until users log on and download it POP3 is a simple system with little selectivity All pending messages and attachments are downloaded at the same time POP3 uses the SMTP messaging protocol Port A pathway into and
69. ly connected to a device through the corresponding port If the LED is flicker ing the Router is actively sending or receiving data over that port 100 Green The 100 LED lights up when a successful 100Mbps connection is made through the corresponding port If this LED does not light up then your connection speed is 10Mbps Network Everywhere Series Cable DSL 4 Port Router The Inbermet Indicators Chapter 3 Connect the Router Internet Green The Internet LED lights up when a successful con nection is made between the Router and your cable or DSL Overview modem or WAN Unlike a hub or a switch the Router s setup consists of more than simply plug ging hardware together You will have to configure your networked PCs to accept the IP addresses that the Router assigns them if applicable and you will also have to configure the Router with setting s provided by your Internet Service Provider ISP Diag Red The Diag LED lights up when the Router goes through its self diagnosis mode during every boot up It will turn off upon successful completion of the diagnosis If this LED stays on for one minute or longer see Appendix The installation technician from your ISP should have left the setup informa A Troubleshooting tion for your modem with you after installing your broadband connection If not you can call your ISP to request the data 66 29 Proceed to Chapter 3 Connect the Router Once you have the setu
70. mp 20 C to 70 C 4 F to 158 F Operating Humidity 10 to 85 Non condensing Storage Humidity 5 to 90 Non condensing Cable DSL 4 Port Router Appendix H Warranty Informetion BE SURE TO HAVE YOUR PROOF OF PURCHASE AND A BARCODE FROM THE PRODUCT S PACKAGING ON HAND WHEN CALLING RETURN REQUESTS CANNOT BE PROCESSED WITHOUT PROOF OF PURCHASE IN NO EVENT SHALL NETWORK EVERYWHERE S LIABILITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM DIRECT INDI RECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OF THE PRODUCT ITS ACCOMPANYING SOFTWARE OR ITS DOCUMENTATION NETWORK EVERYWHERE DOES NOT OFFER REFUNDS FOR ANY PRODUCT NETWORK EVERYWHERE OFFERS CROSS SHIPMENTS A FASTER PROCESS FOR PROCESSING AND RECEIVING YOUR REPLACEMENT NETWORK EVERYWHERE PAYS FOR UPS GROUND ONLY ALL CUS TOMERS LOCATED OUTSIDE OF THE UNITED STATES OF AMERICA AND CANADA SHALL BE HELD RESPONSIBLE FOR SHIPPING AND HANDLING CHARGES PLEASE CALL NETWORK EVERY WHERE FOR MORE DETAILS 91 92 Network Everywhere Series Appendix l Contact Information For help with the installation or operation of the Cable DSL 4 Port Router con tact Network Everywhere Technical Support at one of the phone numbers or Internet addresses below Technical Support 949 271 5470 M F 8 00 am to 5 00 pm PST Fax 949 265 6655 Email support NetworkEverywhere com Web site http www NetworkEverywhere com WLINKSyYS Network Everywhere the
71. n check whether have static or DHCP IP Addresses Consult your ISP to obtain this information How do get mIRC to work with the Router Under the Port Range Forwarding tab set port forwarding to 113 for the PC on which you are using mIRC If your questions are not addressed here refer to the Network Everywhere website www NetworkEverywhere com Cable DSL 4 Port Router Appendix B Gossary 10BaseT An Ethernet standard that uses twisted wire pairs 100BaseTX IEEE physical layer specification for 100 Mbps over two pairs of Category 5 UTP or STP wire Adapter Printed circuit board that plugs into a PC to add to capabilities or connectivity to a PC In a networked environment a network interface card NIC is the typical adapter that allows the PC or server to connect to the intranet and or Internet Auto negotiate To automatically determine the correct settings The term is often used with communications and networking For example Ethernet 10 100 cards hubs and switches can determine the highest speed of the node they are connected to and adjust their transmission rate accordingly Backbone The part of a network that connects most of the systems and net works together and handles the most data Bandwidth The transmission capacity of a given facility in terms of how much data the facility can transmit in a fixed amount of time expressed in bits per second bps Bit A binary digit The value O or 1
72. nection contact your ISP to find out if they have assigned a static IP address to your account If so you will need that static IP address when configuring the Router You can get that information from your ISP Note Since the Router is a device that connects two networks it needs two IP addresses one for the LAN and one for the WAN In this User Guide you ll see references to the WAN IP address and the LAN IP address Since the Router has firewall security the only IP address that can be seen from the Internet for your network is the Router s WAN IP address However even this WAN IP address can be blocked so that the Router and network seem invisible to the Internet see the Blocking WAN Requests description under IP Filtering in Chapter 6 The Router s Web based Utility Dynamic IP Addresses A dynamic IP address is automatically assigned to a device on the network such as PCs and print servers These IP addresses are called dynamic because they are only temporarily assigned to the PC or device After a certain time period they expire and may change If a PC logs onto the network or the Internet and its dynamic IP address has expired the DHCP server will assign it a new dynamic IP address For DSL users many ISPs may require you to log on with a user name and password to gain access to the Internet This is a dedicated high speed con nection type called Point to Point Protocol over Ethernet
73. ng to http 192 168 1 1 or the IP address of the Router and go to the Advanced gt Filter tab Make sure that you have IPsec pass through and or PPTP pass through enabled VPNs that use IPSec with the ESP Encapsulation Security Payload known as protocol 50 authentication will work fine At least one IPSec session will work through the Router however simultaneous IPSec sessions might be possible depending on the specifics of your VPNs VPNs that use IPSec and AH Authentication Header known as protocol 51 are incompatible with the Router AH has limitations due to occasional incom patibility with the NAT standard Change the IP address for the Router to another subnet to avoid a conflict between the VPN IP address and your local IP address For example if your VPN server assigns an IP address 192 168 1 X X is a number from 1 to 254 and your local LAN IP address is 192 168 1 X X is the same number used in the VPN IP address the Router will have difficulties routing information to the right location If you change the Router s IP address to 192 168 2 1 that should solve the problem Change the Router s IP address through the Setup tab of the web interface If you assigned a static IP address to any computer or net work device on the network you need to change its IP address accordingly to 192 168 2 Y Y being any number from to 254 Note that each IP address must be unique within the network 55 56 Network Everywhere
74. not need to be in the DMZ Just forward port 27015 to the local IP address of the server com puter How can block corrupted FTP downloads If you are experiencing corrupted files when you download a file with your FTP client try using another FTP program The web page hangs downloads are corrupt or nothing but junk characters are being displayed on the screen What do need to do Force your Ethernet adapter to 10Mbps or half duplex mode and turn off the Auto negotiate feature of your Ethernet adapter as a temporary measure Please look at the Network Control Panel in your Ethernet adapter s Advanced Properties tab Make sure that your proxy setting is disabled in the browser Check our web site at www NetworkEverywhere com for more information If all else fails in the installation of the Router what can I do Reset the Router by holding down the reset button until the Diag LED fully turns on and off Reset your cable or DSL modem by powering the unit off and then on Obtain and flash the latest firmware release that is readily available on the Network Everywhere website www NetworkEverywhere com Cable DSL 4 Port Router How will be notified of new Router firmware upgrades All Network Everywhere firmware upgrades are posted on the Network Everywhere web site at www NetworkEverywhere com where they can be downloaded for free The Router s firmware can be upgraded with TFTP programs If the Router s Internet
75. ocesses reporting activity in each network device hub router bridge etc to the workstation console used to oversee the net work The agents return information contained in a MIB Management Information Base which is a data structure that defines what is obtainable from the device and what can be controlled turned off on etc Software Instructions for the computer A series of instructions that performs a particular task is called a program The two major categories of software are system software and application software System software is made up of control programs such as the operating system and database management sys tem DBMS Application software is any program that processes data for the user A common misconception is that software is data It is not Software tells the hardware how to process the data SOHO Small Office Home Office Market segment of professionals who work at home or in small offices Static IP Address A permanent IP address that is assigned to a node in a TCP IP network Static Routing Forwarding data in a network via a fixed path Static routing cannot adjust to changing line conditions as can dynamic routing Storage The semi permanent or permanent holding place for digital data STP Shielded Twisted Pair Telephone wire that is wrapped in a metal sheath to eliminate external interference Cable DSL 4 Port Router Subnet Mask The method used for splitting
76. on Apple and Macintosh networks can be used for LAN to LAN connections but those protocols cannot connect from WAN to LAN Does the WAN connection of the Router support 100 Mbps Ethemet Yes the Internet port supports 10 and 100 Mbps What is Network Address Translation and what is it used for Network Address Translation NAT translates multiple IP addresses on the private LAN to one public address that is sent out to the Internet This adds a level of security since the address of a PC connected to the private LAN is never transmitted on the Internet Furthermore NAT allows the Router to be used with low cost Internet accounts such as DSL or cable modems when only one TCP IP address is provided by the ISP The user may have many private addresses behind this single address provided by the ISP Does the Router support any operating system other than Windows 95 VUindows 98 Windows 2000 Windows NT or Windows XP Yes but Network Everywhere does not at this time provide technical support for setup configuration or troubleshooting of any non Windows operating systems Does the Router support ICQ send files Yes with the following fix click ICQ menu gt preference gt connections tab gt and check I am behind a fire wall or proxy Then set the firewall time out to 80 seconds in the firewall set ting The Internet user can then send a file to a user behind the Router 63 64 Network Everywhere Series set up an Unreal
77. on for up to 30 seconds and then release it This will return the password forwarding and other settings on the Router to the factory default settings In other words the Router will revert to its original factory configuration 12 want to upgrade my Routers firmware In order to upgrade the firmware with the latest features you need to go to the Network Everywhere website and download the latest firmware at www NetworkEverywhere com Follow these steps A Go to the Network Everywhere website at http www NetworkEverywhere com and download the latest firmware B Go to the Help section found in Chapter 6 The Cable DSL Router s Web based Utility Follow the steps to upgrade the firmware that you down loaded from the website 59 60 Network Everywhere Series 13 The firmware upgrade failed and or the Diag LED is flashing The upgrade could have failed for a number of reasons Follow these steps to upgrade the firmware and or make the Diag LED stop flashing A If the firmware upgrade failed use the TFTP program it was downloaded along with the firmware Open the pdf that was downloaded along with the firmware and TFTP program and follow the pdf s instructions B Set a static IP address on the PC refer to Problem 1 I need to set a stat ic IP address Use the following IP address settings for the computer you are using IP Address 192 168 1 50 Subnet Mask 255 255 255 0 Gateway 192 168 1 1 C P
78. oute entries To delete a Static Routing entry select an entry and click the Delete this entry button Cable DSL 4 Port Router 2 Enter the following data to create a new static route Destination LAN IP The Destination LAN IP is the address of the remote network or host to which you want to assign a static route Enter the IP address of the host for which you wish to create a static route here If you are building a route to an entire network be sure that the network portion of the IP address is set to 0 For example the Router s standard IP address is 192 168 1 1 Based on this address the address of the routed network is 192 168 1 x with the last digit x determining the Router s place on the network Therefore you would enter the IP address 192 168 1 0 if you want ed to route to the Router s entire network rather than just to the Router Subnet Mask The Subnet Mask also known as the Network Mask deter mines which portion of an IP address is the network portion and which portion is the host portion Take for example a network in which the Subnet Mask is 255 255 255 0 This determines by using the values 255 that the first three numbers of a network IP address identify this particular network while the last digit from 1 to 254 identifies the specific host Default Gateway This IP address should be the IP address of the gateway device that allows for contact between the Router and the remote network or host
79. p 192 168 1 1 or the IP address of the Router Enter the default password admin and click the Password tab B Enter a different password in the Router Password field and enter the same password in the second field to confirm the password C Click Apply and then Continue Cable DSL 4 Port Router 10 ama PPPOE user and I want to remove the dial up pop up window If you have proxy settings you need to disable these on your computer Because the Router is the gateway for the Internet connection the computer does not need any proxy settings to gain access Please follow these directions to verify that you do not have any proxy settings and that the browser you use is set to connect directly to the LAN For Microsoft Internet Explorer 5 0 or higher A Click Start choose Settings and open the Control Panel Double click Internet Options Click the Connections tab Click the LAN settings button and remove anything that is checked Click the OK button to go back to the previous screen Click the option Never dial a connection This will remove any dial up pop ups for PPPoE users moOe For Netscape 4 7 or higher A Start Netscape Navigator and click Edit Choose Preferences Click Advanced and then click Proxies B Make sure that you have Direct connection to the Internet selected on this screen C Close all the windows to finish 11 want to reset the Router to the factory default settings Hold the Reset butt
80. p information you need for your specific type of Internet connection you can begin installation and setup of the Router Cable DSL Modem Cable DSL Line Cable DSL Jack Ethernet Cable Ethernet Gable Cable DSL 4 Port Router NRO41 Figure 3 1 Note You have two methods of installing the Router using the Setup Wizard or using the manual installation instructions Network Everywhere recommends you run the Setup Wizard on the Setup Wizard CD ROM Insert the Setup Wizard CD ROM into your PC s CD ROM drive The Setup Wizard will run automatically Then follow the Setup Wizard s instructions to install the Router If you prefer to manually install the Router then proceed to the next section of the User Guide Network Everywhere Series Connecting Your Hardware Together and Booting Up Connect one end of 1 Before you begin make sure that all of your network s hardware is powered off including the Router PCs and cable or DSL modem an Ethernet network cable to one of the LAN ports labeled 1 4 on the back of the Router Figure 3 2 If you use Port 1 to uplink the Router to a hub or switch press the Uplink pushbutton If you use Port 1 to connect to a PC make sure the Uplink push button is not pressed Connect the other end of the Ethernet network cable to a standard port on a network device e g a PC hub switch or print server See Appendix E Twisted P
81. puter system usu ally a PC to provide network communication capabilities to and from that com puter system Also called an adapter 13 74 Network Everywhere Series Notebook PC A notebook computer is a battery powered personal comput er generally smaller than a briefcase that can easily be transported and conve niently used in temporary spaces such as on airplanes in libraries at temporary offices and at meetings A notebook computer sometimes called a laptop com puter typically weighs less than five pounds and is three inches or less in thick ness Packet Filtering Discarding unwanted network traffic based on its originat ing address or range of addresses or its type e mail file transfer etc Partitioning To divide a resource or application into smaller pieces PCI Peripheral Component Interconnect A peripheral bus commonly used in PCs Macintoshes and workstations It was designed primarily by Intel and first appeared on PCs in late 1993 PCI provides a high speed data path between the CPU and peripheral devices video disk network etc There are typically three or four PCI slots on the motherboard In a Pentium PC there is generally a mix of PCI and ISA slots or PCI and EISA slots Early on the PCI bus was known as a local bus PCI provides plug and play capability automatically configuring the PCI cards at startup When PCI is used with the ISA bus the only thing that is gen era
82. r ipconfig in the command prompt depending on which Windows operating system you are using To set the MAC filter Filtered MAC Address f 10 mac 1 oo mac 2 oi mac g mac 4 click the Edit MAC Filter ri Setting button When a second mac 6 window appears see Figure 6 mac 7 mac g 14 select the range in the drop m marc g down box and at the MAC num en ber prompt enter the 12 digit a MAC address you want to filter Click the Apply button and the Eee Ea Continue button before closing zj the window For information on Figure 6 14 obtaining a MAC address go to Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter Block WAN Requests e By enabling the Block WAN Request feature you can prevent your network from being pinged or detected by other Internet users The Block WAN Request feature also reinforces your network security by hiding your network ports Both functions of the Block WAN Request feature make it more diffi cult for outside users to work their way into your network This feature is enabled by default IPSec Pass Through e This feature lets you use IPSec Pass Through IPSec Pass Through is enabled by default e To disable IPSec Pass Through click on Disable PPTP Pass Through Cable DSL 4 Port Router e Point to Point Tunneling Protocol is the method used to enable VPN sessions PPTP Pass Through is enabled by default e To
83. r E WAA AU Badd rene Ait Coecel Hole Caer PEA a La py ee Figure 6 21 The Router s MAC address is a 12 digit code assigned to a unique piece of hardware for identification like a social security number If your ISP requires MAC address registration find your adapter s MAC address by following the instructions in Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter Enter the 12 digits of your adapter s MAC address in the on screen fields see Figure 6 21 This clones your Ethernet adapter s MAC address onto the Router so you do NOT have to call your ISP to change the registered MAC address to the Router s MAC address When finished making your changes on this tab click the Apply button and then the Continue button to save these changes or click the Cancel button to undo your changes 49 Network Everywhere Series Appendix A Troubleshooting Common Problems and Solutions 50 This appendix consists of two parts Common Problems and Solutions and Frequently Asked Questions Provided are possible solutions to problems that may occur during the installation and operation of the Router Read the descrip tions below to help solve your problems If you can t find an answer here check the Network Everywhere website at www NetworkEverywhere com 1 need to set a static IP address on a PC The Router by default assigns an IP address range of 192 168 1 100 to
84. r by entering the URL preceded by ftp e Telnet A terminal emulation protocol commonly used on Internet and TCP IP based networks It allows a user at a terminal or computer to log onto a remote device and run a program 41 42 Network Everywhere Series Cable DSL Router Advanced Setup MA Pathak crane MIF hls Haring DLS Hai Preset Ap plicaluers Emi Pori jms phim int Port IF Address Enable IW gt F C r Telnet 73 E z T 5 iF E C TE o p a E Te e R 7 z ve i Finger 79 E r HTTP pal F E POPs 110 pe 119 F E41 Zz r SMP gt 1 ry Y r Duistomized Applications Emi Port Pontes Int Port IF Address Inable z E r J a ES 2m a i 5 E m E he o EF a a L L m i 5 Yie Pot Range Foreording feet Cancel Help 3 Lai LO Copp phi AE Miira Ein pang hii Figure 6 16 SMTP Simple Mail Transfer Protocol The standard e mail protocol on the Internet It is a TCP IP protocol that defines the message format and the mes sage transfer agent MTA which stores and forwards the mail DNS Domain Name System The way that Internet domain names are located and translated into IP addresses A domain name is a meaningful and easy to remember handle for an Internet address TFTP Trivial File Transfer Protocol A version of the TCP IP FTP proto col that has no directory or password capability Finger A UNIX command w
85. roperties window and click the OK button in the Local Area Connection Properties window I Restart the computer if asked Om mm For Windows NT 4 0 A Click Start choose Settings and open the Control Panel Double click the Network icon B Click the Protocol tab and double click TCP IP Protocol C When the window appears make sure you have selected the correct Adapter for your Ethernet adapter D Select Specify an IP address and enter an IP address that is not used by any other computer on the network connected to the Router You can only use an IP address in the ranges 192 168 1 2 to 192 168 1 99 and 192 168 1 151 to 192 168 1 254 Enter the Subnet Mask 255 255 255 0 Enter the Default Gateway 192 168 1 1 Router s default IP address Click the DNS tab and enter the Host and Domain names e g John for Host and home for Domain Under DNS Service Search Order click the Add button Enter the DNS IP address in the DNS Server field and click the Add button Repeat this action for all DNS IP addresses given by your ISP H Click the OK button in the TCP IP Protocol Properties window and click the Close button in the Network window I Restart the computer if asked Om mm 51 52 Network Everywhere Series For Windows XP The following instructions assume you are running Windows XP with the default interface If you are using the Classic interface where the icons and menus look like previous Windows
86. routes needed when network information must e To set up a filter using IP addresses enter the range of IP addresses you wish travel to a specific host or network to filter in the IP address fields Users with filtered IP addresses will not be e DMZ Host Allows one local user to be exposed to the Internet for use of spe able to access the Internet at all If you only want to filter one IP address cial purpose services such as online gaming or videoconferencing instead of a range of IP addresses enter the same value into both fields For e MAC Address Cloning Allows you to clone your Ethernet adapter s MAC instance if you wish to filter the PC with the IP address of 192 168 1 5 enter address onto the Router 5 into both fields on one line 192 168 1 5 192 168 1 5 Click the Apply button when finished 36 3 38 Network Everywhere Series Filtered Private Port Range e To filter users by network port number enter a network port number or a range of network ports Select the protocol for each port number you want to filter TCP or UDP Enter the port numbers you want to filter in the port numbers fields Users connected to the Router will no longer be able to access any port number listed there Click the Apply button when you re done Private MAC Filter e This feature filters the Ethernet adapter s specific MAC address from going out to the Internet e To check your Ethernet adapter s F MAC address run winipcfg o
87. rovide you with the Subnet Mask Default Gateway Address Your ISP will provide you with the Default Gateway Address which is the ISP s IP address DNS Required Your ISP will provide you with at least one DNS Domain Name System Server IP Address To apply any of the settings you change on this page click the Apply but ton and then click the Continue button To cancel any values you ve entered on this page click the Cancel button Continue to the Password section 217 Network Everywhere Series PPPoE ie TAL Ae Beer Ss arm Some DSL based ISPs use PPPoE Sriup Point to Point Protocol over Ethernet to estab lish Internet con nections If you are connected to the Internet through a DSL line check with your ISP to see if they use PPPoE If they do you will have to enable PPPoE ee zo j E h hT hh hi hhl Er he LE iim ya Lome ol Fmd co Damh ie ie Fie Min ee pip Zemni Fisip a b mm oe m g s SS ee ee T E es a Figure 6 5 User Name and Password Enter the User Name and Password provided by your ISP Connect on Demand Max Idle Time You can configure the Router to cut the connection with your ISP after a specified period of time Max Idle Time If you have been disconnected due to inactivity Connect on Demand enables the Router to automatically re establish your connection as soon as you attempt to access the Internet again If you wish to
88. rs DHCP Clients Table Click the DHCP Clients Table button to show the cur rent DHCP Client data This data is stored in temporary memory and changes periodically Pisiresh DHCP Active IP Table DHCP Server IP Address Client Hos tnienne IP Address MAC Address Figure 6 9 To apply any of the settings you change on this page click the Apply button and then click the Continue button To cancel any values you ve entered on this page click the Cancel button 33 34 Network Everywhere Series l Embe mb Boream L Ae Se ee ki Laer i Figure 6 10 The Log tab provides you with a log of all incoming and outgoing URLs or IP addresses for your Internet connection Access Log To access activity logs select the Enable option next to Access Log This function can be disabled by clicking the Disable radio button Temporary logs can be accessed from the Log screen by clicking either the Incoming Access Log or Outgoing Access Log button The Incoming Access Log gives you a log of all the incoming Internet traffic while the Outgoing Access Log lists all the URLs and IP addresses of Internet sites that users on your network have accessed To clear the value you ve entered on this page click Cancel and re enter infor mation To apply any settings you ve altered on this page click the Apply but ton Once all settings are correct click Continue Cable DSL 4 Port Router Cote OL Roiw Bait
89. s Chapter 4 Configure the PCS The instructions in this chapter will help you configure each of your comput ers to be able to communicate with the Router To do this you need to configure your PC s network settings to obtain an IP or TCP IP address automatically called DHCP Computers use IP addresses to communicate with each other across a network such as the Internet Find out which Windows operating system your computer is running You can find out by clicking the Start button and then selecting the Settings option Then click Control Panel and double click the System icon If your Start menu doesn t have a Settings option you re running Windows XP Click the Cancel button when done You may need to do this for each computer you are connecting to the Router Important These instructions apply only to Windows 95 98 Millennium 2000 or XP machines For TCP IP setup under Windows NT see your Windows manual By default Windows 98 2000 Me and XP have TCP IP installed and set to obtain an IP address automatically The next few pages tell you step by step how to configure your network set tings based on the type of Windows operating system you are using Make sure that an Ethernet card or adapter also known as a network adapter has been successfully installed in each PC you will configure Once you ve configured your computers continue to Chapter 5 Configure the Router Cable DSL 4 Port Router
90. s an IP address to each PC on your network for you Unless you already have one it is highly recommended that you leave the Router enabled as a DHCP server DHCP Server DHCP is already enabled by factory default If you already have a DHCP server on your network set the Router s DHCP option to Disable Click the Apply button and then the Continue button If you disable DHCP remember to assign a static IP address to the Router Starting IP Address Enter a value for the DHCP server to start with when issuing IP addresses This value must be 192 168 1 2 or greater because the Router s default IP address is 192 168 1 1 Number of DHCP Users Optional Enter the maximum number of PCs that you want the DHCP server to assign IP addresses to This number cannot be greater than 253 In order to determine the DHCP IP Address range add the last three digits of the starting IP address e g 100 to the number of DHCP users By default as shown in Figure 6 8 add 100 to 50 number of DHCP users and the range is 192 168 1 100 to 192 168 1 149 Cable DSL 4 Port Router DNS The Domain Name System DNS is how the Internet translates domain or website names into Internet addresses or URLs Your ISP will provide you with at least one DNS Server IP Address If you wish to use another type that IP Address in one of these fields You can type up to three DNS Server IP Addresses here The Router will use these for quicker access to functioning DNS serve
91. sses of your ISP s servers by pinging them Important If you don t have your ISP s web and e mail IP addresses you must either get them from your ISP or follow these steps prior to connecting your Cable DSL Router to your network 79 80 Network Everywhere Series Step One Pinging an IP Address The first step to determining your ISP s web and e mail server address is to ping its IP address 1 Power on the computer and the cable or DSL modem and restore the network configuration set by your ISP if you have since changed it 2 Click Start then Run and type command in the Open field This will bring up the DOS window 3 At the DOS command prompt type ping mail assuming that the loca tion for which you re trying to find an IP address is configured as mail Press Enter Information such as the following data taken from a ping of Microsoft Network s e mail server will be displayed Ce Seaiag mei Prngang mark Ax soa 32 4 wia 32 loves om data Retin hicom 4 oo 5 Reply dee OMmues4 woo Ole ISON Eron 248 SSeS Reply Erom 2A So 8 4 bytes 32 time lt 1l0ms TTL 128 bytes 32 time lt l0ms TTL 128 bytes 32 time lt l0ms TTL 128 bytes 32 time lt 1l0ms TTL 128 H gt BS B eS Pangeo e ene Sie hes eerie 44 Sei snn a Packets Sent 4 Received 4 Lost 0 0 loss Approximate round trip times Imn milli seconds Minimum Oms Maximum Oms Average Oms Figure G1 4 Write down
92. static addresses for computers containing Web servers that need a permanent IP address DMZ DeMilitarized Zone allows one IP address or computer to be exposed to the Internet Some applications require multiple TCP IP ports to be open It is recommended that you set your computer with a static IP address if you want to use DMZ Hosting DNS The Domain Name System DNS is the way that Internet domain names are located and translated into Internet Protocol IP addresses A domain name is a meaningful and easy to remember handle for an Internet address Domain A subnetwork comprised of a group of clients and servers under the control of one security database Dividing LANs into domains improves per formance and security Download To receive a file transmitted over a network In a communications session download means receive and upload means transmit Driver A workstation or server software module that provides an interface between a network interface card and the upper layer protocol software running in the computer it is designed for a specific NIC and is installed during the initial installation of a network compatible client or server operating system 69 70 Network Everywhere Series Dynamic IP Address An IP address that is automatically assigned to a client station in a TCP IP network typically by a DHCP server Network devices that serve multiple users such as servers and printers are usually assigne
93. ter 100 in the field provided Check Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter for details on getting an IP address E Check the Enable option for the port services you want to use Consider the example below Customized Ext Port TCP UDP IP Address Enable Application Web server 80 to 80 X X 192 168 1 100 X FTP server 21 to 21 X 192 168 1 101 X SMTP outgoing 25to25 X X 192 168 1 102 X POP3 incoming 110 to 110 X X 192 168 1 102 X When you have completed the configuration click the Apply button and then the Continue button Cable DSL 4 Port Router 7 need to set up online game hosting or use other Internet applications If you want to play online games or use Internet applications most will work without doing any port forwarding or DMZ hosting There may be cases when you want to host an online game or Internet application This would require that you set up the Router to deliver incoming packets or data to a specific com puter This also applies to the Internet applications you are using The best way to get the information on what port services to use is to go to the website of the online game or application you want to use Follow these steps to set up online game hosting or to use a certain Internet application A Access the Router s web interface by going to http 192 168 1 1 or the IP address of the Router Go to the Advanced gt Forwarding tab B Enter any name you want to use
94. ternet Protocol IP today an IP address is a 32 binary digit number that identifies each sender or receiver of information that is sent in packets across the Internet When you request an HTML page or send e mail the Internet Protocol part of TCP IP includes your IP address in the message actually in each of the packets if more than one is required and sends it to the IP address that is obtained by looking up the domain name in the Uniform Resource Locator you requested or in the e mail address you re sending a note to At the other end the recipient can see the IP address of the Web page requestor or the e mail sender and can respond by sending another message using the IP address it received IPCONFIG A utility that provides for querying defining and managing IP addresses within a network A commonly used utility under Windows NT and 2000 for configuring networks with static IP addresses IPSec Internet Protocol Security IPSec is a developing standard for securi ty at the network or packet processing layer of network communication A big advantage of IPSec is that security arrangements can be handled without requiring changes to individual user computers IRQ Interrupt ReQuest A hardware interrupt on a PC There are 16 IRQ lines used to signal the CPU that a peripheral event has started or terminated Except for PCI devices two devices cannot use the same line ISP An ISP Internet service provider is a company that provi
95. ternet applications such as gam ing and videoconferencing Click the radio button next to Enable to enable UPnP Services or Disable to disable UPnP Services Restore Factory Defaults If you select the Restore Factory Defaults option and click the Apply button you will clear all of the Router s settings Do not restore the factory defaults unless you are having difficulties with the Router and have exhausted all other troubleshooting measures Once the Router is reset you will have to re enter all of your configuration data To apply any of the settings you change on this page click the Apply button and then click the Continue button To cancel any values you ve entered on this page click the Cancel button 29 Network Everywhere Series This screen displays the Router s current status it reflects the data and selec tions you ve entered using the Setup screen a ETRORN Cable DSL Router Basic Setup Paci Dac Status Thi scraan denlays tha miters cuman sishis am sehinga This r smaion is mad nnly Hast Hame Fittiwate Version Login Status Connect Disconnect MAC Addess J auboet Mask Capg UT huoi Saye A ghi ad All of the information provided on this screen is read only To make changes select the Setup tab Host Name This field shows the Router s name Firmware Version This field shows the installed version and date of the firmware Version dates are slightly more accurate than vers
96. that you set your computer with a static IP if you want to use DMZ Hosting To get the LAN IP address see Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter If DMZ Hosting is used does the exposed user share the public IP with the Router No Does the Router pass PPTP packets or actively route PPTP sessions The Router allows PPTP packets to pass through Is the Router cross platform compatible Any platform that supports Ethernet and TCP IP is compatible with the Router 65 66 Network Everywhere Series How many ports can be simultaneously forwarded Theoretically the Router can establish 520 sessions at the same time but you can only forward 10 ranges of ports Does the Router replace a moden Is there a cable or DSL modemin the Router No the Router must work in conjunction with a cable or DSL modem Which modems are compatible with the Router The Router is compatible with virtually any cable or DSL modem that supports Ethernet What are the advanced features of the Router The Router s advanced features include IP Filtering Port Range Forwarding Dynamic Routing Static Routing DMZ Hosting and MAC Address Cloning What is the maximum number of VPN sessions allowed by the Router The maximum number depends on many factors At least one IPSec session will work through the Router however simultaneous IPSec sessions may be possible depending on the specifics of your VPNs How ca
97. ting your network s connection to the Internet Router Mode should be selected if the Router exists on a network with other routers In Router Mode any computer connected to the Router will not be able to connect to the Internet unless you have another router functioning in the Gateway mode 2 Choose a Dynamic Routing path protocol for either transmission TX or reception RX of network data by selecting Enabled When finished making your changes on this tab click the Apply button fol lowed by the Continue button to save these changes or click the Cancel but ton to undo your changes Click the Show Routing Table button to open a chart displaying how data is routed through your LAN 45 Network Everywhere Series Static Routing 46 eee CabwDSL Hori Aimi Setuc ji Fj Bnet Agate entry ge oo iol gad TEET i Hag Gum coo Mpe m m TF li TESSE in p Ghee Frame Tah Appr Ceremi Haip I ie A de gy E Figure 6 19 If the Router is connected to more than one network it may be necessary to set up a Static route between them A static route is a pre determined pathway that network information must travel to reach a specific host or network From the Static Routing tab click the Show Routing Table button to view the current static routing configuration To create a static route entry 1 Select a Static Route Entry from the drop down list The Router supports up to 20 static r
98. tton can be used in one of two ways The Router s ports where network cables are connected are located on the Router s back panel This will reboot the Router while keeping all of the Router s settings If you are experiencing extreme problems with the Router and have tried all other troubleshooting measures press the Reset Button and hold it down until the red Diag LED on the front panel turns on and off completely This will restore factory defaults and clear all of the Router s settings Figure 2 1 l including settings such as IP addresses or a new password Internet The Internet port is where you connect your cable or DSL modem with an Ethernet cable Your The Router s Front Panel LEDs modem connection will not work from any other port Ports 1 4 These four LAN Local Area Network ports con nect to network devices such as PCs print servers and network attached storage NAS Port 1 can be used as an uplink port to other network devices Power The Power port is where you will connect the Figure 2 2 power adapter Power Green The Power LED lights up when the Router is powered The Uplink Pushbutton a If you use Port 1 to uplink the Router to a hub or switch press the Uplink push The LAN Indicators button If you use Port 1 to connect to a PC make sure the Uplink pushbutton is not pressed Link Act Green The Link Act LED serves two purposes If the LED is continuously lit the Router is successful
99. unica tions and other information technology devices The term arose as a way to dis tinguish the box and the electronic circuitry and components of a computer from the program you put in it to make it do things The program came to be known as the software Hub The device that serves as the central location for attaching wires from workstations Can be passive where there is no amplification of the signals or active where the hubs are used like repeaters to provide an extension of the cable that connects to a workstation HTTP HyperText Transport Protocol The communications protocol used to connect to servers on the World Wide Web Its primary function is to establish a connection with a Web server and transmit HTML pages to the client browser IEEE The Institute of Electrical and Electronics Engineers The EEE describes itself as the world s largest technical professional society promot ing the development and application of electrotechnology and allied sciences for the benefit of humanity the advancement of the profession and the well being of our members The IEEE fosters the development of standards that often become national and international standards The organization publishes a number of journals has many local chapters and has several large societies in special areas such as the IEEE Computer Society 71 T2 Network Everywhere Series IP Address In the most widely installed level of the In
100. work setup most users only have to use the following screens of the utility e Setup Enter the settings provided by your ISP e Password The Router s default password is admin To secure the Router change the Password from its default The Status DHCP Log and Help tabs are also available for basic setup For advanced setup click the Advanced tab to access these screens IP Filtering Port Range Forwarding Dynamic Routing Static Routing DMZ Host and MAC Address Clone Quick and Easy Router Administration To access the web based utility of the Router launch Internet Explorer or Netscape Navigator and enter the Router s default IP address 192 168 1 1 in the Address field Then press Enter Address http 192 168 1 1 Figure 6 1 Note If your PC s Windows operating system supports Universal Plug and Play UPnP Windows will offer to create a desktop short cut to the Router Click the OK button to create the desktop icon and then double click the icon to connect to the Router Otherwise con nect to the Router manually as directed in steps 1 and 2 Cable DSL 4 Port Router A password request page shown in Figure 6 2 will pop up Leave the User Name field blank and enter admin in the Password field Then click the OK button Enter Nebveork Fase 2 x P Please bape your user mams and password Sie 132 166 1 1 Ream NR User Hame Bawd FY SS E eve this pasand m pow password list
101. you disable all the forwarding entries if you want to suc cessfully use DMZ hosting since forwarding has priority over DMZ hosting In other words data that enters the Router will be checked first by the for warding settings If the port number that the data enters from does not have port forwarding then the Router will send the data to the PC or network device you set for DMZ hosting Follow these steps to set DMZ hosting A Access the Router s web based utility by going to http 192 168 1 1 or the IP address of the Router Go to the Advanced gt Forwarding tab B Disable or remove the entries you have entered for forwarding Keep this information in case you want to use it at a later time C Click the DMZ Host tab D Enter the Ethernet adapter s IP address of the computer you want exposed to the Internet This will bypass the NAT firewall for that computer Please refer to Appendix F Finding the MAC Address and IP Address for Your Ethernet Adapter for details on getting an IP address Once completed with the configuration click the Apply button and then the Continue button 9 The password prompt always appears when am saving settings to the Router Reset the Router to the factory default by pressing the Reset button for 30 sec onds and then releasing it If you are still getting prompted for a password when Saving settings then perform the following steps A Access the Router s web interface by going to htt

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