Linksys EtherFast BEFSR81 User's Manual
Contents
1. CE Mark Commercial Operating Temperature 0 C to 40 C 32 F to 104 F Storage Temperature 20 C to 70 C 4 F to 158 F Operating Humidity 10 to 85 non condensing Storage Humidity 5 to 90 non condensing f mad E Im Mr LIBRE Por d 5 7 aad B are rari ue Pie f nar Bryar 42 43 Instant Broadband Series EtherFast Cable DSL Routers Customer Support 44 For help with the installation or operation of the Instant Broadband EtherFast Cable DSL Router contact Linksys Customer Support at one of the phone numbers or Internet addresses below Information 800 546 5797 LINKSYS Customer Support 800 326 7114 949 261 1288 Fax 949 261 8868 Email support linksys com Web http www linksys com FTP Site ftp linksys com 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 LINKSYS LIABILITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM DIRECT INDIRECT SPECIAL INCI DENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OF THE PRODUCT ITS ACCOMPANYING SOFTWARE OR ITS DOCUMENTATION LINKSYS DOES NOT OFFER REFUNDS FOR ANY PRODUCT 45 LINKSYS http www linksys com Copyright 2000 Linksys All Rights Reserved2. Sd i CL in pos pac bi Note If you have previously enabled an Internet Sharing Proxy Service on any of your PCs you must disable it now e If you are running Netscape Navigator Click Edit gt gt Preference gt gt Advanced gt gt Proxies gt and click Direct Connection to the Internet e If you are running Internet Explorer v5 or better click Start gt gt Settings gt gt Control Panel gt gt Internet Options gt gt Connections gt gt LAN Settings Remove the checks from all three boxes Click OK to continue Instant Broadband Series 3 The Cable DSL Router s Setup page will appear ie oo ian Euh bu bhr D a EA eo dai Fi ok A Eres DA sap fre tie cro om il ate Ps re De D cet A PA is il re Te ee ee dd re T TELT Serie rar at er ree erp a e EtherFast Cable DSL Router LAN IP Address These values refer to your internal network settings Unless you have specific internal needs there should be no reason to change these values For the inter nal LAN the default values are as follows e Private IP Address 192 168 1 1 e Subnet Mask 255 255 255 0 WAN IP Address These values refer to the Note f you have an existing DHCP server on your LAN and you don t wish to use the router as your new DHCP server you must assign your router a static IP address The router s IP address must be compatible with your existing network You can not have two DHCP servers running on one LAN a
3. applicable e Your Primary DNS IP address Whoever installed your broadband access should have left this information with you If not call your ISP and they will be able to supply you with it About Static amp Dynamic IP Addresses Static IP Addresses A static IP address is an IP address permanently assigned to a computer in a TCP IP network Static IP addresses are usually assigned to networked devices which are consistently accessed by multiple users such as Server PCs or printers If you are using the Router to share your cable or DSL Internet connection contact your ISP to see if they have assigned your home a static IP address You will need that address during the Router s con figuration EtherFast Cable DSL Router Dynarvic IP Addresses A dynamic IP address is an IP address that is automati cally assigned to a client station computer printer etc in a TCP IP network Dynamic IP addresses are typically assigned by a DHCP server which can be a computer on the network or another piece of hardware such as the Router A dynamic IP address may change every time your computer connects to the network DHCP Dynamic Host Configuration Protocol DHCP is software that automati cally assigns IP addresses to client stations logging onto a TCP IP network DHCP eliminates having to manually assign permanent IP addresses to every device on your network DHCP software typically runs in servers and is also found in network devices such a
4. controlled turned off on etc SNMP functions such as statistics configuration and device information are not available without third party Management Software The EtherFast Cable DSL Router is compatible with all HP Openview compliant software How to Ping Your ISP s E mail amp Web Addresses Virtually all Internet addresses are configured with words or characters 1 e www linksys 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 linksys com is actually 206 135 116 3 Type it into your web browser and you will wind up at the Linksys home page every time IP and web addresses however can sometimes be long and hard to remem ber Because of this certain ISPs 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 receiv ing 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 addresses of your ISP s servers by pingi
5. 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 EtherFast Cable DSL Router Installing the TCP IP Protocol Follow these instructions to install the TCP IP Protocol on one of your PCs only after a network card has been successfully installed inside the PC These instructions are for Windows 95 and Windows 98 For TCP IP setup under Windows NT please refer to your Windows NT manual 1 Click the Start button Choose Settings then Control Panel 2 Double click the Network icon Your Network window should pop up Select the Configuration tab Envidia dcaa Cart a A ee Fosse ls oo Tieri bou he HiO amp Le arai Pers Shang 3 Click the Add button 4 Double click Protocol 5 Highlight Microsoft under the list of manufactures 6 Find and double click TCP IP in the list to the right below ika the Minter Prie Boat pi wari berms hen rish DIN pura hze Fan d by ha ero cht tia Ti 39 Instant Broadband Series 7 After a few seconds you will be brought back to the main Network win dow The TCP IP Protocol should now be listed TTP
6. n Bon probari pron came i aremm he bm nee red ee 8 Click OK Windows may ask for original Windows installation files Supply them as needed i e D win98 D win95 c windows options cabs 9 Windows will ask you to restart the PC Click Yes The TCP IP Installation is complete 40 EtherFast Cable DSL Router Twisted Pair Cabling There are different grades or categories of twisted pair cabling Category 5 is the most reliable and is highly recommended Category 3 is a good second choice Straight through cables are used for connecting computers to a hub Crossover cables are used for connecting a hub to another hub there is an exception some hubs have a built in uplink port that is crossed internally which allows you to link or connect hubs together with a straight through cable instead RJ 45 Color Chart 1 _ White with an Wire 4 Orange Siripe You can buy pre made Category 5 cabling 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 8 thin color coded wires inside that run from one end of the cable to the other All 8 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 the diagrams on the next page for more det
7. 21 22 Instant Broadband Series gai wuss Filters block specific internal users from accessing the Internet You can set up a filter through an IP address or a network Port number To Modify Filter Settings e Enter the IP addresses you wish to filter into the IP address fields The users who have these IP addresses will not be able to access the Internet e You can also filter users by entering their network port number Enter the port numbers you want to filter into the port numbers fields Users who are connected to the Router will no longer be able to access any port number listed there Block WAN Request 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 adds another measure of security to your network by hiding your network ports Both functions of the Block WAN Request feature make it more difficult for outside users to work their way into your network Click the Apply button to save any changes EtherFast Cable DSL Router Forwarding CE LE SR UMR CRT mirre FETI M ie a eS ed trie rr by CRT TETE Eu irj A ra porra hc pa IT Evans et a OR ON rs LR EU i Taman L LUN CT BGI mont IPLARI CTT ETEY Ebc A igr yap tek when bne Port forwarding sets up public services on your network When users from the Internet make certain requests of your network the Rout
8. C address which is a 12 digit code assigned to a unique piece of hardware for identification like a social security number Some ISPs require that you register the MAC address of your network card adapter which was connected to your cable or DSL modem during installation If your ISPs require MAC address registra tion find your adapter s MAC address by doing the following Enter those 12 digits into the fields below and click Apply This clones your network adapter s MAC address onto your Router and prevents you from having to call your ISP to change the registered MAC address to the Router s MAC address Note This is a sample screen Please enter the MAC Iver Det MAR Ma Pira fa Fu pu Es Be En Address for your Network Card Adapter into this field 17 Instant Broadband Series A e na Es a A a F ad a 7 a Loi emare rm ji Leg om P br rates It is strongly recommended that you set a password for the Router When you first power up the Router you will notice that the Password setting has been left blank When the password field is blank all users on your network can access the Router simply by entering the unit s IP address into their web browser s location window If you set the Restore Factory Default option and click Apply you will clear all of the Router s settings Do not restore to the factory defaults unless you are having difficulties with the Router Once t
9. EtherFeast Gble ESL_ Model No BEFSR81 ULinksvs COPYRIGHT amp TRADEMARKS Copyright 2000 Linksys All Rights Reserved Instant Broadband is a registered trademark of Linksys Microsoft Windows and the Windows logo are registered trade marks of Microsoft Corporation All other trademarks and brand names are the proper ty of their respective proprietors LIMITED WARRANTY Linksys guarantees that every Instant Broadband EtherFast Cable DSL Router is free from physical defects in material and workmanship under normal use for one year from the date of purchase If the product proves defective during this warranty period call Linksys Customer Support in order to obtain a Return Authorization Number 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 When returning a product mark the Return Authorization Number clearly on the outside of the package and include your original proof of purchase IN NO EVENT SHALL LINKSYS LIABILITY EXCEED THE PRICE PAID FOR THE PROD UCT FROM DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAM AGES RESULTING FROM THE USE OF THE PRODUCT ITS ACCOMPANYING SOFT WARE OR ITS DOCUMENTATION LINKSYS DOES NOT OFFER REFUNDS FOR ANY PRODUCT Linksys makes no warranty or representation expressed implied or statu tory with respect to its products or the contents or use of this document
10. TCP IP protocol line that has been associated with your network card adapter If there is no TCP IP line listed go to page 39 to install the TCP IP Protocol now Tangaza bjr beens Late ICS Pied pepe lie TUPE e mima eu am ia ere de De betel s 1u wE 4 Click the Properties button then choose the IP Address tab Select Obtain an IP address automatically Press OK You have completed the client settings Em ar mm a Cial Cesar Mae AB ria F oF si eS A e Se 2 Pe mmm dee ce gs E a od as EFH Finen Sr mmr iei E Jas sF es som D jim phie E en En e 13 Instant Broadband Series 5 Click OK Windows may ask for original Windows installation files Supply them as needed 1 e D win98 D win95 c windows options cabs 6 Windows will ask you to restart the PC Click Yes Repeat steps 1 6 for each PC on your network When all of your PCs are configured the Cable DSL Router Setup and Installation is complete If you would like you may continue on to learn more about the Router s Web based Utility EtherFast Cable DSL Router The Cable DSL Router s Web based Uility Quick amp Easy Administration The EtherFast Cable DSL Router has an internal integrated circuit chip with no keyboard monitor or mouse capabilities Because of these limitations an administrative utility has been programmed into that chip All router based administrative tasks are performed through this utilit
11. able of Contents Introduction 1 The Linkys EtherFast Cable DSL Router 1 Features 1 Package Contents 2 System Requirements 2 Getting to Know the 8 Port EtherFast Cable DSL Router 3 The 8 Port Router s Rear Panel 3 The Reset Button 4 The 8 Port Router s Front Panel LEDs 4 Connecting The Cable DSL Router to Your Network 6 Overview 6 About Static amp Dynamic IP Addresses 6 Connecting Everything Together amp Booting Up T Configuring Your Network with the Cable DSL Router 9 Configuring The Cable DSL Router 9 Configuring Your PCs to Connect to the Cable DSL Router 12 The Cable DSL Router s Web based Utility 15 Troubleshooting 30 Appendix 36 SNMP Functions 36 How to Ping Your ISP s E mail amp Web Addresses 36 Installing the TCP IP Protocol 39 Twisted Pair Cabling 41 Crimping Your Own Network Cables 42 8 Port Router Specifications 43 Customer Support 44 EtherFast Cable DSL Router Introduction The Linksys EtherFast Cable DSL Router Congratulations on your purchase of a Linksys Instant Broadband EtherFast Cable DSL Router The EtherFast Cable DSL Router is the perfect option to connect a small group of PCs to a high speed Broadband Internet connection or to an Ethernet backbone Configurable as a DHCP server the EtherFast Cable DSL Router can act as the only externally recognized Internet gateway on your local area network LAN and with QoS you can prioritize performance for FTP HTTP and other services The Rout
12. ailed information on straight through and crossover cabling Wire 2 Wire 3 ee Sta e Drange Wire 4 Blue White with a Wire 5 Blue Stripe Wire 6 Green Wire Brown Stripe Wire E re through nel abe Berseri Weri Heccrers 1 1 E 3 E To determine which wire is wire number 1 hold the cable so that the end of the plastic RJ 45 tip the part that goes into a wall jack first is facing away from you Face the 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 spring clip on Pin 1 bottom Le 41 Instant Broadband Series EtherFast Cable DSL Routers Crimping Your Own Network Cables 8 Port Router Specifications Model Number BEFSR81 Standards IEEE 802 3 10BaseT 802 3u 100BaseTX Straight Through Cabling Protocol CSMA CD Ports Eight 10 100 RJ45 Switched connectors LAN One 10Base T Ethernet RJ 45 connector for ADSL Cable Modem WAN Speed Router 10Mbps Switch 10 100Mbps Cabling Type 10BaseT UTP STP Category 3 or 5 100BaseTX UTP STP Category 5 Topology Star Straight Through LED Indicators Power Link Activity Full Duplex Collision Speed for LAN Link Activity Diag for WAN Prj an Cr athe n oem i Dimensions 142 x 236 x 46 mm 5 6 x 9 3 X 1 8 inches Unit Weight 17 6 oz Power Input External 5VDC 3A Certifications FCC Class B
13. ation and all accompanying software and specifically disclaims its quality performance mer chantability or fitness for any particular purpose Linksys reserves the right to revise or update its products software or documentation without obligation to notify any individ ual or entity Please direct all inquiries to Linksys P O Box 18558 Irvine CA 92623 FCC STATEMENT This Instant Broadband EtherFast Cable DSL 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 radi ate radio frequency energy and if not installed and used according to the instructions may cause harmful interference to radio communications However there is no guaran tee that interference will not occur in a particular 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 Increase the separation between the equipment or device e Connect the equipment to an outlet other than the receiver s e Consult a dealer or an experienced radio TV technician for assistance 010 Instant Broadband Series T
14. ave your changes EtherFast Cable DSL Router Static Routing ane gt OS Se Pas Se Er So DIE A hi LAA EE 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 Click the Show Routing Table button to view the current static routing con figuration To create a static route entry 1 Select Static Route Entry from the drop down list The Cable DSL Router supports up to 20 static route entries 25 Instant Broadband Series EtherFast Cable DSL 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 zero For example the Router s standard IP address is 192 168 1 1 Based on this address the address of the network z coe veer bene dae ane lo oe aw to which the Router is connected is 192 168 1 with the last digit 1 in this case determining the Router s place on the network Therefore you would enter the IP address 192 168 1 0 if you wanted to route to the Router s entire network rather than just to the R
15. ct at the same time even if on the same LAN not a problem with 1 0 1 3 As far as hosting games the HL server does not need to be in the DMZ Just forward port 27015 or 27016 to the local IP of the server computer There remains however a problem with people being booted after a few minutes with an illegible server message 33 Instant Broadband Series Gn multiple gamers on the LAN get on one gare server and play simultaneous ly with just one public IP address It depends on the which network game or what kind of game server you are using For example Unreal Tournament supports multi login with one public IP How can I not receive corrupted FTP downloads If you are experiencing cor rupted files when you download a file with your FTP client try using another FTP program Web page hangs corrupt downloads or nothing but junk characters are being displayed on the screen What do need to do Force your NIC to 10Mbps or half duplex mode and turn off the Auto negotiate feature of your NIC as a temporary measure Please look at the Network Control Panel in your Ethernet Adapter s Advanced Properties tab Check our website at www linksys com for more information If all else fails in the installation what can I do Reset the Router by holding down the reset button for at least three seconds and reset your cable or DSL modem by powering the unit off and then on Obtain and flash the latest firmware release that is readil
16. d Series 4 Connect the power supply cable to the Power port on the rear of the Router then plug the supplied AC power cable into a power outlet Plug the other end into the back of the power adapter e The Power LED will illuminate green as soon as the power adapter is connected e The Diag LED will illuminate red for a few seconds while the Router goes through its internal diagnostic test The 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 back of the Router Hold the button in for three seconds or until the Diag LED illuminates red This restores the router s default settings The Hardware Installation is complete Configuring Your Network with the Cable DSL Router Configuring the Cable DSL Router Note f the TCP IP protocol is not config ured on your PC go to page 38 of the ae Appendix for TCP IP Now that the Cable DSL Router is wired into your net BOS nur work you can begin configuring your system tions now 1 Open your web browser and type http 192 168 1 1 in the browser s Address box This number is the default IP address of the Router Press Enter Ce pa m tp ja ja a J amp 2 2 2A a Rae Soe mr 5 ee a ju 2 User Name and password prompt will appear Leave the User Name box empty and type admin the default password in the Password box Click OK ye Pisis My poa Lea ru rl pati tay 115811 hash Let BEF
17. ebsite e LAN IP Address and Subnet Mask The IP Address and Subnet Mask of the Router as it is seen on the internal LAN The default value is 192 168 1 1 for IP and 255 255 255 0 for Subnet Mask e WAN IP Address and Subnet Mask The IP Address and Subnet Mask of the Router as seen by external users on the Internet including your ISP If set to Obtain an IP address automatically these values are assigned by your ISP EtherFast Cable DSL Router Default Gateway Address Your ISP will provide you with the Gateway IP Address If set to Obtain an IP address automatically these values are assigned by your ISP e DNS Domain Name Server IP Address Your ISP will provide you with at least one DNS IP Address If set to Obtain an IP address automatically these values are assigned by your ISP You can test and see if the above settings are correct by successfully connect ing to the Internet PPPoE Point to Point Protocol over Ethernet Some DSL based ISPs use PPPoE to establish communications with an end user If you are con nected to the Internet through a DSL line check with your ISP to see if they use PPPoE If they do you will have Enable it To enable PPPoE 1 Choose the Enable option within the PPPoE area of the Setup screen 2 Enter the User Name you use to log onto your Internet connection 3 Enter your corresponding Password e MAC Address Cloning Click on MAC Address next to WAN IP Address to display your Router s MA
18. entially clearing any jammed links Pressing the Reset Button and holding it in for a few seconds will clear all of the Router s data This should be done only if you are experienc ing heavy routing problems and only after you have exhausted all of the other troubleshooting options By resetting the Router you run the risk of creating conflicts between your PCs actual IP Addresses and what the Router thinks their IP Addresses should be You may be forced to reboot the entire system s If the Router locks up simply power it down for 3 to 5 seconds by removing the power cable from the Router s Power Port Leaving the power off for too long could result in the loss of network connections The 8 Port Router s Front Panel LEDs The LAN Indicators Power Green The Power LED illuminates when the Router is pow ered on Link Act Green The Link Act LED serves two purposes If the LED is continuously illuminated the Router is successfully con nected to a device through the corresponding port 1 8 If the LED is flickering the Router is actively sending or receiving data over that port EtherFast Cable DSL Router Full Col Green The Full Col LED also serves two purposes If this LED is continuously illuminated the connection made through the corresponding port is successfully running in Full Duplex mode If the LED is flickering the connection is experiencing collisions Infrequent collisions are normal If this LED is
19. er serves as an Internet firewall shielding your network from unwanted access and monitoring and filtering all incoming data packets The Router can also be configured to filter internal users access to the Internet Not only will all of your PCs now be able to enjoy your lightning fast Broadband Internet connection they will also be able to share internal net work data Add it all together and your small network will hum along faster than you ever thought possible e Connects to a Broadband modem or to an Ethernet backbone e Equipped with an 8 port 10 100 Switch Manually select port eight as the uplink port e Connects all of your PCs to the Internet with only one purchased IP address e Creates a firewall to protect your PCs from outside intruders e Configurable through any networked PC s web browser using Netscape or Internet Explorer versions 4 0 or higher e The switch dramatically speeds up your gaming and multimedia connec tions e QoS Quality of Service allows you to prioritize performance e Can simultaneously act as both a DHCP Server on the LAN and a DHCP Client on the WAN e Compatible with virtually all standard Internet applications e Administrators can block specific interior users Internet access e DMZ Host option provides two way communication between one PC and your Internet services Instant Broadband Series Package Contents e One Linksys Instant Broadband Cable DSL Router e One power adapte
20. er will forward those requests to the appropriate computer It is recommended that the Router s DHCP function is disabled when Forwarding Forwarding is generally used to set up a webserver ftp server or e mail serv er on your network To add a server using Forwarding 1 Enter the port number used by the server On the same line enter the IP Address of the server that you want the Internet users to be able to access 2 Configure as many entries as you would like until all of the link entries are filled 3 Click the Apply button to save the settings 23 Dynamic Routing 24 Instant Broadband Series ins a 2 Shee rete Jire be os lk ta es co ll A e Fou ee ee Pa Pe With Dynamic Routing you can automatically adjust to physical changes in the network s layout The Router using the RIP protocol determines the net work packets route based on the fewest number of hops between the source and the destination The RIP protocol regularly broadcasts routing informa tion 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 hosting your network s connection to the Internet Router Mode should be selected if the Router exists on a network with other routers 2 Choose the protocol by which you transmit data on the network 3 Choose the protocol by which the Router receives network data 4 Click the Apply button to s
21. et Mask is 255 255 255 0 the default gateway IP should be the Router s IP Address and DNS in More e Make sure that the same values are in the Status screen of the Cable DSL Router s web based utility 4 When enter a URL or IP address get a time out error e Make sure that the other PCs work If they do ensure that your work stations IP settings are correct IP address Subnet Mask Default gate way and DNS e If the PCs are configured correctly but still not working check the Cable DSL Router to make sure that it is connected and ON Once this is the case check its settings If you cannot connect to the Router check the LAN and power connections e If the Cable DSL Router is configured correctly check your Internet connection the Cable DSL modem to see that it is working correctly 5 can t obtain an IP address from my cable or DSL modem e Make sure that all of your cabling is properly connected and that all of the Router s WAN and LAN LEDs are correctly illuminated e Power down your cable or DSL modem for a few seconds Turn it back on After the modem goes through its self test check to see that you now have an IP address e Make sure that your cable or DSL modem is DHCP capable e You may have to enter the Router or host name in the Setup page of the Router s web based utility Go to page 16 for more information e Your ISP may require Mac Addresses Check with your ISP This address can be obtained
22. flickering too often there may be a problem with your connection Check the Troubleshooting section on page 30 if you think there is a problem 100 Orange The 100 LED illuminates when a successful 100Mbps connection is made through the corresponding port The WAN Indicators Link Green The Link LED illuminates when a successful con nection is made between the Router and your Broadband device or network Act Green The Act LED flickers when the Router is sending or receiving data over the broadband port Diag Red The Diag LED illuminates when the Router goes through its self diagnosis mode during boot up It will turn off upon successful completion of the diagnosis If this LED stays on for an abnormally long period of time refer to Troubleshooting on page 30 Instant Broadband Series Connect ng The Cable DSL Router to Your Network Unlike a simple hub or switch the setup of the Cable DSL Router consists of more than simply plugging everything together Because the Router acts as a DHCP server you will have to set some values within the Router and also configure your networked PCs to accept the IP Addresses the Router chooses to assign them You will need the following values from your ISP in order to install the Cable DSL Router e Your broadband configured PC s fixed Internet IP Address if applicable e Your broadband configured PC s Computer Name and Workgroup Name e Your Subnet Mask e Your Default Gateway Only if
23. function and let the PC get the IP address automatically e Make sure that your PC is using an IP address within the default range of 192 168 1 2 to 192 168 1 254 and thus compatible with the Cable DSL Router default IP Address of 192 168 1 1 e The Subnet Mask should be set to 255 255 255 0 to match the Cable DSL Router In the Cable DSL Router you can check these set tings by using Control Panel Network to check the Properties for the TCP IP protocol 2 The Diag LED stays lit when it shouldn t e The Diag LED lights up when the device is first powered up Meantime the system will boot up itself and check for proper opera tion After finishing the checking procedure the LED turns off to show the system is working fine If the LED remains lit after this time the device is not working properly Try to re flash the firmware by assign ing a static IP address to the computer then upgrade the firmware again If that doesn t help contact your dealer for further information EtherFast Cable DSL Routers 3 can t browse through the Cable DSL Router e Make sure that both ends of the network cable and power adapter are properly connected and that the status LEDs on the front panel are functioning properly e If using Windows 95 or Windows 98 check the TCP IP setup on the client side Run winipefg by clicking on the Start button then select ing Run The PC should have an IP address of 192 168 1 xxx xxx is from 2 to 254 Subn
24. h can manage the quality of service Application based and Port based Application based QoS manages information as it is transmitted and received and assigns it a high or low priority based upon the selections made on the QoS screen There are five preset applications which utilize Application based QoS FTP HTTP Telnet SMTP and POP3 You can choose three addi tional applications by inputing that information in the empty boxes below EtherFast Cable DSL Routers You can also prioritize up to four ports with the Port based QoS Port based QoS Quality of Service settings allow you to prioritize performance on four of the router s ports The Router s other four ports are automatically assigned Low Priority Port Based QoS does not require support from your ISP as the ports prioritized are LAN ports going out to your network 29 Instant Broadband Series Troubleshooting Common Problems and Solutions 30 This section provides possible solutions to problems regarding the installation and operation of the Cable DSL Router Read the description below to solve your problems If you can t find an answer here check the Linksys website at www linksys com 1 Can t connect to the Cable DSL Router e Verify that the Cable DSL Router is properly installed LAN connec tions are OK and it is powered ON e Make sure that your PC and the Cable DSL Router are on the same net work segment If you are not sure initiate the DHCP
25. he Router is reset you will have to re enter your configuration information EtherFast Cable DSL Router Pren This screen provides the current status of the device All of the information provided is read only e Router Name This field shows the name of this device This entry is necessary for some ISPs e Firmware Version This field shows the installed version of the firmware PPPoE Point to Point Protocol over Ethernet This field shows whether or not you have enabled the use of the Router s PPPoE support Click the Connect button if your PPPoE status is Disconnected This will initiate a connection to your ISP Click Disconnect if you want to cut your connection to your ISP e LAN These fields display the current IP Address and Subnet Mask of the Router as seen by users on your internal network e DHCP server This field shows the status of the Router s DHCP server function This option is either enabled or disabled 19 Instant Broadband Series e WAN These fields display the IP Address Subnet Mask and Gateway IP of the Router as seen by external users on the Internet DNS Domain Name Server IP Address This field shows the IP Address of the DNS currently being used Multiple DNS IP settings are common The first available DNS entry is used in most cases DHCP i a a ga FPE q pi CE A DHCP Dynamic Host Configuration Protocol Server automatically assigns IP addresses to each computer on yo
26. hese fields blank will work 10 11 Instant Broadband Series 7 Unless you already have a DHCP server on your internal network choose Enable from the DHCP Server field By choosing Enable you will configure the Router to automatically assign IP addresses to each of your PCs In the Number of DHCP Users box enter the number of PCs you plan on networking to the Router or leave it alone Don t forget to change this number if in the future you add more PCs to your network 00 Click Apply then click Continue NO Reset the power on the cable or DSL modem then restart the computer so the computer can obtain the new Router information The Cable DSL Router is now configured to your network Please contin ue to the following section to complete your network setup Configuring Your PCs to Connect to the Cable DSL Router Note Make sure that a Network Card or Adapter has been suc A cessfully installed into Now that the Router is configured you will have to each PC you plan on configure your other PCs to accept the IP addresses configuring prior to that the Router will provide continuing These instructions apply only to Windows 95 and Windows 98 machines For TCP IP setup under Windows NT please refer to your Windows NT manual 1 Click the Start button select Settings then Control Panel 2 Double click the Network icon EtherFast Cable DSL Router 3 In the Configuration window select the
27. in the Status screen of the Router s Web based Utility 31 Instant Broadband Series Frequently Asked Questions What is MIB MIB Management Information Base is a data file that works in tangent with third party SNMP software in managing your Router To use MIB files in tangent with third party SNMP software follow the instruc tions that come with the thirty party SNMP software MIB data files will be available on the Linksys web site www linksys com Can use firmware for other routers with my BEFSR81 No If you attempt to use other router s firmware you could damage your router Only use firmware specifically written for the BEFSR81 as posted on the Linksys web site www linksys com What is Qos Qos is Quality of Service based on the idea that transmission rates error rates and other characteristics can be measured and improved in advance For more infomation on Qos see the QoS section on page 28 What is SNMP SNMP Simple Network Management Protocol is a widely used network monitoring and control protocol For more information on SNMP see the SNMP section in the Appendix What is the maximum number of IP addresses and users supported by the Cable DSL Router The Router supports up to 253 IP addresses and users Where is the Cable DSL Router installed on the network In a typical environ ment the Router is installed between the Cable DSL Modem and the LAN Plug the Cable DSL Router into the Cable DSL Mode
28. m s Ethernet port Does the Cable DSL Router support IPX or AppleTalk No TCP IP is the only protocol standard 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 on Apple and Macintosh networks can be used from LAN to LAN connections but those protocols cannot connect from WAN to LAN Does the WAN connection of the Cable DSL Router support 100Mb Ethernet Because of the speed limitations of broadband Internet connections the Cable DSL Router s current hardware design supports 10Mb Ethernet on its WAN port It does of course support 100Mbps over in the auto sensing Fast Ethernet 10 100 switch on the LAN side of the Router EtherFast Cable DSL Routers 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 Cable DSL Router to be used with low cost Internet accounts such as cable or DSL modems where 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 Cable DSL Router support any operating system o
29. ng them 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 the Cable DSL Router to your network 36 EtherFast Cable DSL Router Step One Pinging for 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 This will bring up the DOS Window 3 At the DOS command prompt type ping mail assuming that the location 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 pime mal PalingaLine imeslil 24 53 3464 ida 32 loyiceiss Ox delas Reply from 24 53 32 4 bytes 32 time lt 10ms TTL 128 Reply from 24 53 32 4 bytes 32 time lt l0ms TTL 128 Reply from 24 53 32 4 bytes 32 time lt 10ms TTL 128 Reply from 24 53 32 4 bytes 32 time lt l0ms TTL 128 Pine Srarisrice ior 24 55 32642 Packets Sent 4 Received 4 Lost 0 0 Lossi Approximate round trip times in milli seconds Minimum Oms Maximum Oms Average Oms 4 Write down the IP address returned by the ping command In the example above 24 53 32 4 This IP addre
30. outer Network Mask The Network Mask also known as the Subnet Mask determines which portion of an IP address is the network portion and which portion is the host portion In the example above the Network Mask is 255 255 255 0 This determines by using the values 255 that the first three numbers of an network IP address identify this particular net work while the last digit from 1 to 254 would identify the specific host Gateway IP 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 igi mm 1 32 The DMZ Host setting allows one local user to be exposed to the Internet to 3 Click the Apply button to save your changes use a special purpose service such as Internet gaming or Video conferencing To expose one computer enter the computer s IP address and click the Apply button Inactivate DMZ by entering a zero 27 Instant Broadband Series Quality of Service 28 Bo fa ee dy Ba Eu jiri a i d Gwa pp Pe je Deel ss HL LE er LA Lites Qos is Quality of Service based on the idea that transmission rates error rates and other characteristics can be measured and improved in advance Qos is of particular concern for the continuous transmission of high band width video and multimedia information which is less dependable under nor mal best effort protocols To use QoS select Enable There are two types of Qos whic
31. r e One power cord e One user guide and registration card System Requirements e One RJ 45 Broadband Internet connection e One PC with an installed 10Mbps 100Mbps or 10 100 Mbps Ethernet card e TCP IP network protocol for each PC e UTP network cable with RJ 45 connector e Microsoft Internet Explorer 4 0 or later or Netscape Navigator 4 0 or later 5 0 and 4 7 respectively are strongly recommended EtherFast Cable DSL Router Getting to Know the 8 Port EtherFast Gable ES5L Router The 8 Port Router s Rear Panel The rear panel of the Router is where all of the Router s connections are made The 8 Port Router s Ports WAN The WAN Wide Area Network Port is where you will connect your cable or DSL modem Ports 1 8 These eight LAN Local Area Network ports are where you will connect networked devices such as PCs print servers remote hard drives and any thing else you want to put on your network Uplink Toggle The Uplink Toggle allows you to manually select Port Eight as an Uplink Port so that you can expand your network by connecting to another switch or hub Uplinking to another Router switch or hub is done by simply selecting the crossed set ting and running a cable from Port Eight to the device Power The Power Port is where you will connect the included AC Power adapter Instant Broadband Series The Reset Button Briefly pressing the Reset Button will refresh the Router s con nections pot
32. s Routers Connecting Everything Together amp Booting Up Note Some ISPs most notably some cable providers configure their networks so that you do not have to enter a full Internet address into your web browser or e mail application to reach your home page or receive Once you are sure that you have the above values on hand you can begin the Installation and Setup of the Cable DSL Router your e mail If your Internet home page address is something very simple such as www rather 1 Power everything down than www linksys com or your e mail server s including your PCs your address is something similar to e mail or pop3 rather than pop mail linksys com you won t be Cable or DSL modem and able to properly configure the Cable DSL Router the Router until you determine the actual Internet addresses of your Web and e mail connections 2 Connect a Network cable You must obtain this information prior to connect from one of your PCs ing the Router to your network You can obtain this Ethernet ports to one of the information by contacting your ISP or turn to page LAN Ports on the back of 35 to learn how to ping for an IP address the Router Do the same with all the PCs you wish to connect to the Router LAN Port 8 will become inactive if you toggle the Uplink port 3 Connect the network cable from your Cable or DSL modem to the WAN port on the rear of the Router Instant Broadban
33. ss is the actual IP address of the server mail or any other word or value you have pinged 37 Instant Broadband Series 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 however usually don t Because of this you re likely to have less 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 At the 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 fol lowing data will be displayed s Spiing a 24 53 32 4 Pinging mail msnv3 occa home com 24 53 32 4 with 32 bytes of data Reply from 24 53 32 4 bytes 32 time lt 10ms TTL 127 Reply from 24 53 32 4 bytes 32 time lt l0ms TTL 127 Reply from 24 53 32 4 bytes 32 time lt l0ms TTL 127 Reply from 24 53 32 4 bytes 32 time lt l0ms TTL 127 Pido Starlstias ior 24 55 32 48 Packets Sent 4 Received 4 Lost 0 0 LOSS 5 Approximate round trip times in milli seconds Minimum Oms Maximum Oms Average Oms 2 Write down the web address returned by the ping command In the example above mail msnv3 occa home com This web address is the web address assigned to the IP address you just pinged While the IP address of
34. t the same time outside network you connect to every time you access your Broadband Internet connec tion Most Broadband ISPs assign their clients with a different IP address each time they log on If this is the case with your ISP click Obtain an IP Address Automatically and continue to step 5 If your ISP assigns you a fixed IP address click Specify an IP Address and enter the address into the Subnet Mask Default Gateway Address and DNS fields provided by the ISP EN der 2 5 FE Un fi i ERR Hrama SSS F Diam an IF ecb ens Bed oe rii rin T kni aa ME tir dm si mm Er HESI UE Sum To enable PPPoE support choose Enable and enter your User Name and Password If you do enable PPPoE remember to remove any existing PPPoE applications already on your comput er More information on PPPoE can be found on page 17 T bukin P Biba ali PS Le ru PA 5 When you have properly configured the Setup page click Apply then click Continue gji mra 6 Choose the DHCP tab Note The setup page shown in the graphic above may differ from the one seen on your router 4 Configure the following values Router Name amp Domain Name These fields allow you to supply a host and domain name for the Router Some ISPs require these names as identification 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 t
35. ther than Windows 95 Windows 98 Windows 2000 or Windows NT Yes but Linksys does not at this time provide technical support for setup configuration or troubleshoot ing of any non Windows operating systems Does the Cable DSL Router support ICQ send file Yes with the following fix ICQ menu gt preference gt connections tab gt check I am behind a firewall or proxy and set the firewall time out to 80 seconds in firewall setting The Internet user can then send a file to a user behind the Router setup an Unreal Tournament Server but others on the LAN cannot join What do I 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 If you want to use the UT Server Admin forward another port 8080 usually works well 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 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 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 conne
36. ts Ethernet and TCP IP is compatible with the Router Will the Router allow me to use my own public IPs and Domain or do have to use the IPs provided by the Router The router mode allows for customiza tion of your public IPs and Domain Does the Router replace a moden Is there a cable or DSL modem in the Router No this version of 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 Filters Forwarding Dynamic Routing Static Routing DMZ host and QoS Does Linksys provided syslog support No Linksys does not currently provide syslog support How can check whether have static or DHCP IP Addresses Consult your ISP to confirm the information How do get mIRC to work with the Router Set port forwarding to 113 for the computer on which you are using mIRC 35 Instant Broadband Series Appendix EA SNMP Simple Network Management Protocol is a widely used network monitoring and control protocol Data is passed from a SNMP agent such as the EtherFast Cable DSL Router to the workstation console used to oversee the network The Router then returns 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
37. ur network Unless you already have one it is highly recommended that the Router be set up as a DHCP server e DHCP Server Check the Enable option to enable the DHCP server option of the Router If you already have a DHCP server on your network set the Router s DHCP option to Disable e Starting IP Address Enter a numerical value for the DHCP server to start with when issuing IP addresses e Number of DHCP users Enter the maximum number of PCs that you want the DHCP server to assign IP addresses to with the absolute maxi mum being 253 e DHCP Client Table Click on the Client Table button to show the current DHCP Client information This information is stored in temporary mem ory so the list of clients could disappear 20 EtherFast Cable DSL Router Here you will find links to all of the Utility s internal support documentation as well as the application that upgrades the Router s firmware To upgrade the Router s firmware 1 Downloaded the latest firmware version from the Linksys website www linksys com 2 Go to the Help screen above 3 Click Upgrade Firmware A new page will appear below apade Fram eas ro reo 4 Enter your Router s administration password into the Password Confirm box 5 Click the Browse button and find the firmware upgrade file that you downloaded from the Linksys website Double click the upgrade file 6 Click the Upgrade button and follow the instructions there
38. y The utility can be accessed by any PC on the network by typing http 192 168 1 1 into the PC s web browser address window Upon entering the address into the web browser a password request page will POP up Leave the User Name field empty but type admin into the Password field Timi Heed Patio ne Tie 1168711 hash Leiza BEPA Lom Han qx A A E Drew ho greed pur ee bi Ca _ cows On the following pages you will find brief descriptions of each utility web page and each page s more important functions More detailed explanations and instructions can be found by clicking each page s Help button To apply any settings you ve altered on any page click the Apply button then click Continue To clear any values you ve entered on any page click Cancel 15 Instant Broadband Series Note The Setup page shown in the graphic below may differ from the one seen on your router Setup aes ms The Basic Setup screen is the first screen you will see when you access the Utility If you have already installed and setup the Router you have already seen this screen and have already properly configured all of the screen s values e Router Name This entry is necessary for some ISPs e Domain Name This entry is necessary for some ISPs e Firmware Version This entry shows the version of the firmware you are using Future versions of the Router s Firmware may become available on the Linksys W
39. y available on Linksys website www linksys com How can find upgrades to the Router s firmware All Linksys firmware upgrades are posted on the Linksys website at www linksys com where they can downloaded for free The Router s firmware can be upgraded with TFTP programs Will the Router function in a Macintosh environment Yes but the Router s setup pages are accessible only through Internet Explorer or Netscape Navigator versions 4 0 or higher for Macintosh With which type of firewall is the Router equipped The Cable DSL Router uses NAT and TCP IP port inspections Does the Router do stateful packet inspection No 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 34 EtherFast Cable DSL Routers What is DMZ Demilitarized Zone DMZ allows one IP Address 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 stat ic IP if you want to use DMZ If DMZis 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 suppor
Download Pdf Manuals
Related Search