3Com 3CRWER100-75 - OfficeConnect Wireless 54 Mbps 11g Cable/DSL Router User Manual Download Page 105

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119

systems.
RSS-210

Environmental: EN 60068 (IEC 68)

*See

“Regulatory Information(Page 139)”

on for conditions of operation.

System Requirements

Operating Systems

The Router will support the following Operating Systems:

■

Windows 95/98

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Windows NT 4.0

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Windows ME

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Windows 2000

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Windows XP

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Mac OS 8.5 or higher

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Unix

Ethernet Performance

The Router complies to the IEEE 802.3i, u and x specifications.

Wireless Performance

The Router has been designed to conform to the Wi-Fi interoperability
test standard.

Cable Specifications

The Router supports the following cable types and maximum lengths:

■

Category 3 (Ethernet) or Category 5 (Fast Ethernet or Dual Speed
Ethernet) Twisted Pair — shielded and unshielded cable types.

■

Maximum cable length of 100m (327.86 ft).

Summary of Contents for 3CRWER100-75 - OfficeConnect Wireless 54 Mbps 11g Cable/DSL Router

Page 1: ...http www 3com com OfficeConnect Wireless 54Mbps 108Mbps 11g Cable DSL Router User Guide 3CRWER100 75 Model WL 537 3CRWER200 75 Model WL 537S ...

Page 2: ...tion contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com OfficeConnect and the 3Com logo are registered trademarks of 3Com Corporation Intel and Pentium are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows...

Page 3: ...is shipped with the OfficeConnect Wireless 54Mbps 108Mbps 11g cable DSL Router and contains information that differs from the information in this guide follow the information in the release note Most user guides and release notes are available in Adobe Acrobat Reader Portable Document Format PDF on the 3Com World Wide Web site http www 3com com Naming Convention Throughout this guide the OfficeCon...

Page 4: ...Caution Information that alerts you to potential loss of data or potential damage to an application system or device Warning Information that alerts you to potential personal injury Table 2 Text Conventions Convention Description The words enter and type When you see the word enter in this guide you must type something and then press Return or Enter Do not press Return or Enter when an instruction...

Page 5: ... e mail address for technical support questions For information about contacting Technical Support please refer to the Support and Safety Information sheet Related Documentation In addition to this guide each Router document set includes one Installation Guide This guide contains the instructions you need to install and configure your Router ...

Page 6: ...10 ABOUT THIS GUIDE ...

Page 7: ... connect them all to a single Internet outlet and harness the combined power of all of your computers OfficeConnect Wireless 54Mbps 108Mbps 11g cable DSL Router The OfficeConnect Wireless 54Mbps 108Mbps 11g cable DSL Router is designed to provide a cost effective means of sharing a single broadband Internet connection amongst several wired and wireless computers The Router also provides protection...

Page 8: ...e the Router in your network Figure 2 it becomes your connection to the Internet Connections can be made directly to the Router or to an OfficeConnect Switch or Hub expanding the number of computers you can have in your network Figure 2 Example Network Using a Wireless 11g Cable DSL Router ...

Page 9: ...o enable remote access to Web FTP and other services on your network Security Firewall protection against Internet hacker attacks and encryption to protect wireless network traffic Filtered access of inappropriate Web sites using the built in URL filter Package Contents The Router kit includes the following items One OfficeConnect Wireless 54Mbps 108Mbps 11g cable DSL Router One power adapter for ...

Page 10: ...r Router An 802 11b or 802 11g wireless NIC A cable modem or DSL modem with an Ethernet port RJ 45 connector An active Internet access account A Web browser that supports JavaScript such as Netscape 4 7 or higher Internet Explorer 5 0 or higher or Mozilla 1 2 1 or higher Front Panel The front panel of the Router contains a series of indicator lights LEDs that help describe the status of various ne...

Page 11: ...uously on A fault has been detected with your Router during the start up process Refer to Chapter 6 Troubleshooting 2 Power LED Green Indicates that the Router is powered on 3 Wireless LAN WLAN Status LED Yellow If the LED is on it indicates that wireless networking is enabled If the LED is flashing data is being transmitted or received If the LED is off the Wireless LAN has been disabled in the R...

Page 12: ...r contains four LAN ports one Ethernet Cable DSL port a power adapter OK LED and a power adapter socket Figure 4 Router Rear Panel 6 Wireless Antennae The antennae on the product should be placed in a V position when initially installed CAUTION Do not force the antennae beyond their mechanical stops Rotating the antennae further may cause damage 7 Power Adapter Socket Only use the power adapter su...

Page 13: ... to MDI or MDIX depending on the device to which they are connected and the type of cable used 10 Four 10 100 LAN ports Using suitable RJ 45 cable you can connect your Router to a computer or to any other piece of equipment that has an Ethernet connection for example a hub or a switch The LAN ports will automatically set themselves to MDI or MDIX depending on the device to which they are connected...

Page 14: ...18 CHAPTER 1 INTRODUCING THE ROUTER ...

Page 15: ...nes importantes de sécurité avant de mettre en route Positioning the Router You should place the Router in a location that is conveniently located for connection to the cable or DSL modem that will be used to connect to the Internet is centrally located to the wireless computers that will connect to the Router A suitable location might be on top of a high shelf or similar furniture to optimize wir...

Page 16: ...he Router If you are stacking your Router with other OfficeConnect units install the Router at the top of the stack Refer to the documentation supplied with your other OfficeConnect unit for details on using the stacking clip A stacking clip is not supplied with the Router Use the stacking clip supplied with another stackable OfficeConnect unit Wall Mounting There are two slots on the underside of...

Page 17: ...ation If you have a DSL connection and your ISP allocates IP information dynamically over PPPoE you need a User Name and Password You only need a PPPoE Service Name if your ISP requires one Do not enter anything if your ISP does not require this information If you have a DSL connection and your ISP allocates IP information dynamically over PPTP you need a User Name Password and PPTP Server Address...

Page 18: ... power up the Router 1 Plug the power adapter into the power adapter socket located on the back panel of the Router 2 Plug the power adapter into a standard electrical wall socket Connecting the Router The first step for installing your Router is to physically connect it to a cable or DSL modem and then connect it to a computer in order to be able to access the Internet See Figure 5 IP Address ___...

Page 19: ...he Router using a Category 5 twisted pair cable Check that the corresponding LAN status LED on the Router lights You have now completed the hardware installation of your Router Next you need to set up your computers so that they can make use of the Router to communicate with the Internet 3Com recommends that you perform the initial Router configuration from a computer that is directly connected to...

Page 20: ...24 CHAPTER 2 HARDWARE INSTALLATION To communicate wirelessly with your Router your wireless NIC should be set as follows Encryption none Service Area Name SSID 3Com Channel 11 ...

Page 21: ...ter CD ROM to detect and configure your Router Refer to Appendix A for information on using the Discovery program Obtaining an IP Address Automatically Refer to the section below which relates to your operating system for details on how to obtain an IP address automatically Windows 2000 If you are using a Windows 2000 based computer use the following procedure to change your TCP IP settings 1 From...

Page 22: ...l Area Properties Screen 6 Ensure that the options Obtain an IP Address automatically and Obtain DNS server address automatically are both selected as shown in Figure 7 Click OK Figure 7 Internet Protocol TCP IP Properties Screen 7 Restart your computer ...

Page 23: ...start your computer Windows 95 98 ME If you are using a Windows 95 98 ME computer use the following procedure to change your TCP IP settings 1 From the Windows Start Menu select Settings Control Panel 2 Double click on Network Select the TCP IP item for your network card and click on Properties 3 In the TCP IP dialog select the IP Address tab and ensure that Obtain IP address automatically is sele...

Page 24: ...creen similar to Figure 8 should be displayed 4 Select the Never Dial a Connection option Figure 8 Internet Properties Screen You may wish to remove the PPPoE client software from your computer to free resources as it is not required for use with the Router Disabling Web Proxy Ensure that you do not have a web proxy enabled on your computer Go to the Control Panel and click on Internet Options Sel...

Page 25: ...e that you have at least one computer connected to the Router Refer to Chapter 2 for details on how to do this 2 Launch your Web browser on the computer 3 Enter the following URL in the location or address field of your browser http 192 168 1 1 Figure 9 The Login screen displays Figure 9 Web Browser Location Field Factory Default 4 To log in as an administrator enter the password the default setti...

Page 26: ...ssword is correct the Country Selection screen will appear Select the country you wish to configure the Router for then click Apply Figure 11 If your purchased your Router in the United States you do not see this screen as it is automatically set Figure 11 Country Selection Screen ...

Page 27: ...e screen will appear Figure 12 Select the Wizard tab and click Wizard or If your Router has not been configured before the Wizard will launch automatically refer to Figure 13 7 Click Next 8 You will be guided step by step through a basic setup procedure Figure 12 Welcome Screen ...

Page 28: ...ange Administration Password screen Figure 14 appears type the Old Password then a new password in both the New Password and Confirm Password boxes 3Com recommends entering a new password when setting up the Router for the first time The Router is shipped from the factory with a default password admin 1 Password is case sensitive ...

Page 29: ...r time zone from the pull down menu check the daylight savings option if required and then click Next The Daylight Savings option advances the system clock by one hour It does not cause the system clock to be updated for daylight savings time automatically WAN Settings Figure 16 Internet Settings Screen This Internet Addressing Mode window allows you to set up the Router for the type of Internet c...

Page 30: ...ia DHCP ISP has provided a static IP address PPTP is required some DSL users in Europe and click Next PPPoE Mode Figure 17 PPPoE Screen To setup the Router for use with a PPP over Ethernet PPPoE connection use the following procedure 1 Enter your PPP over Ethernet user name in the PPPoE User Name text box 2 Enter your PPP over Ethernet password in the PPPoE Password text box 3 Enter your PPP over ...

Page 31: ...ime without Internet activity that you want to allow before the Router ends the PPPoE session 6 Check all of your settings and then click Next Dynamic IP Address Mode To setup the Router for use with a dynamic IP address connection 1 Select the ISP provides configuration dynamically via DHCP and then click Next Figure 18 Hostname Screen 2 Some ISPs require a host name If your ISP has this requirem...

Page 32: ... static IP address connection use the following procedure 1 Select ISP has provided a static IP address see Figure 16 and then click Next Figure 20 displays Figure 20 Static IP Mode Screen 2 Enter your IP Address in the IP Address text box 3 Enter your subnet mask in the Subnet Mask text box 4 Enter your ISP Router address in the Internet ISP Gateway Address text box 5 Enter your primary DNS addre...

Page 33: ...ess Your ISP may provide you with primary and secondary DNS addresses If they have been provided enter the addresses in the appropriate text boxes If not leave 0 0 0 0 in the boxes 5 Enter the value supplied by your ISP in the MTU text box If your ISP has not supplied an MTU value leave this at the default value The default is 1460 6 Select an idle time from the Maximum Idle Time drop down list Th...

Page 34: ...ed when establishing a PPTP connection Fill in the Initial IP Address and the Initial Subnet Mask fields if your ISP has provided you with these settings Alternatively if the PPTP server is located in your DSL modem click Suggest to select an IP address on the same subnet as the PPTP server ...

Page 35: ... the Router for use with an L2TP connection use the following procedure 1 IT is a service used in Australia only If you are using Heart Beat Signal connection check with your ISP for the necessary setup information 2 Enter the User Name and Password you use when logging nonto your ISP through a Heart Beat connection ...

Page 36: ...ion DHCP server that can automatically configure the TCP IP settings of every computer on your network Figure 25 DHCP Server Setup Screen To activate the DHCP Server option select Enable the DHCP server with the following settings and specify the IP pool range The largest available continuous IP pool will be automatically entered if this is not appropriate make your required changes To disable DHC...

Page 37: ...trongly recommends that you change the SSID to something other than the default Click Next when you have finished If you are configuring the Router from a wireless computer any changes you make to the wireless configuration will result in communication between the Router and your computer being lost This is why 3Com strongly recommends that you configure the Router from a wired computer It is very...

Page 38: ... clients Summary Figure 27 Configuration Summary Screen When you complete the Setup Wizard a configuration summary will display 3Com recommends that you verify the configuration information of the Router and then print this page for your records Click Finish to display the Wizard completed screen shown in Figure 28 ...

Page 39: ...s to the LAN Settings or wireless configuration options you may need to reconfigure the computer you are using in order to make contact with the Router again Your Router is now configured and ready for use See Chapter 5 for a detailed description of the Router configuration screens ...

Page 40: ...44 CHAPTER 4 RUNNING THE SETUP WIZARD ...

Page 41: ...n part of the screen Welcome displays the firmware version of the Router allows you to change your password and launch the Wizard LAN Settings allows you to configure IP address and subnet mask information set up DHCP server parameters and display the DHCP client list Wireless Settings enables disables access from wireless computers configures WPA or WEP encryption and provides facilities for impr...

Page 42: ...nding menu page may also provide sub sections which are accessed through the use of tabs see Figure 29 for example To access a sub section simply click on the required tab Getting Help On every screen a Help button is available which provides access to the context sensitive online help system Click Help for further assistance and guidance relating to the current screen Welcome Screen The Welcome s...

Page 43: ...he Administration Password You can change the password to prevent unauthorized access to the Administration System To do this 1 Enter the current password in the Old Password field 2 Enter the new password in the New Password field 3 Enter the new password again in the Confirm Password field 4 Click Apply to save the new password The password is case sensitive If you have forgotten your password y...

Page 44: ...e 31 Wizard Screen Click WIZARD to launch the configuration wizard Refer to Chapter 4 for information on how to run the wizard LAN Settings The LAN Settings menu provides the following options Unit Configuration Figure 32 Unit Configuration Screen ...

Page 45: ...y choose the largest available range of addresses for your network Alternatively you can change the address range by changing the last digit s of the IP Pool Start Address or the IP Pool End Address or both 4 If you use 3Com NBX telephones enter the IP address of the NBX call processor at 3Com NBX Call Processor 5 Check all of your settings and then click Apply The DHCP server will give out addres...

Page 46: ...Settings menu provides options described in the following sections To improve the security of your wireless network 3 Com recommends that you 1 Change the SSID from its default value 2 Enable Encryption 3 Enable Connection Control Wireless Settings ...

Page 47: ...point or Router nearby is using the same Channel as you there will be a reduction in the performance of your network If this seems to be the case you should select a different channel number Usually the Wireless computers will scan to find the correct channel but if they don t you must configure them to use the same Channel number as the Router Choose the Clear Channel Select option to automatical...

Page 48: ...the Router Ensure that the PC is included in the aouthorized Wireless PCs list if Connection Control is enabled Enable Broadcase SSID Disable this feature after you have installed your wireless network to improve the security of your network When the check box is checked the Router will broadcast the Service Area Name SSID of your wireless network whick reduces the security of your Router as it al...

Page 49: ...d Access WPA is a 256 bit encryption method with keys that change over time WEP Wireless Equivalent Privacy WEP is a 64 bit or 128 bit encryption method with user configurable fixed keys WPA provides a higher level of security provided by its longer key and dynamic changes made to the key over time 3Com recommends that you use WPA with any clients which support it If you enable encryption on the R...

Page 50: ...click on the Generate button and the router will automatically generate four WEP keys for you WEP Key1 4 Manaually assign a passphrase for each key If you selected 64 bits encryption enter 10 HEX characters 0 F for each key If you selected 128 bits encrtpyion enter 26 HEX characters 0 F for each key TX Key Select a key to be the active key Click Save to save the setting ...

Page 51: ... WPA2 PSK from the Security Mode Encryption Methods Select either TKIP or AES as the encryption method Passphrase Enter a passphrase between 8 to 63 characters long Key Renewal Enter the desired key renewal time in seconds Click Save to save the setting ...

Page 52: ...A or WPA2 from the Security Mode Encryption Methods Select either TKIP or AES as the encryption method RADIUS Server Enter the IP Address of your RADIUS server RADIUS Port Enter the port number of your RADIUS server Shared Key Enter the shared key Key Renewal Enter the desired key renewal time in seconds Click Save to save the setting ...

Page 53: ...router by specifying their MAC address and enabling access restrictn Select Enabled from the drop down menu and choose whether the specified wireless clients will be prevented or permitted to access the wireless network Enter their MAC address in the fields below and click Save to save the setting ...

Page 54: ...The list is only created when Wireless Networking is enabled For each device that is connected to the Wireless Lan the MAC address and Connection Speed of that device is displayed As you connect more devices to the Wireless LAN the client list will grow to a maximum of 32 the maximum number of wireless devices that the Router can support Client List ...

Page 55: ...e IP addressing information for you to enter manually To configure the Router you will need to know the following IP Address Subnet Mask ISP Router DNS address es Dynamic IP Address DSL or Cable Dynamic IP addressing or DHCP automatically assigns the Router IP information This method is popular with Cable providers This method is also used if your modem has a built in DHCP server PPPoE DSL only If...

Page 56: ...PTER 5 ROUTER CONFIGURATION Router you will need to know the following User name Password Service Name ifrequired by your ISP When you install the Router you will not need to use the PPPoE software on your PC ...

Page 57: ...f you are using Heart Beat Signal connection check with your ISP for the necessary setup information User Name and Password Enter the User Name and Password you use when logging onto your ISP through a Heart Beat Signal connection Connection to ISP Before beginning this section ensure you have the required information from your ISP Select Internet Settings from the main menu to display Connection ...

Page 58: ...tion in this screen should be provided to you by your ISP If the information is already entered your ISP has pre configured your Router and you should go to step 7 3 Enter your subnet mask in the Subnet Mask text box 4 Enter your ISP Router address in the ISP Gateway Address text box 5 Enter your primary DNS address in the Primary DNS Address text box 6 Enter your secondary DNS address in the Seco...

Page 59: ... a dynamic IP address connection 1 Select Dynamic IP Address automatically allocated in the IP Allocation Mode field 2 Enter the Host Name optional Some ISP srequire a host name If your ISP has this requirement enter the host name in the Host Name text box 3 If you use Cable your ISP may use your MAC address to authenticate you If this is the case you will need to Clone your MAC address There are ...

Page 60: ...Enter a new MAC address manually Use this option if you want to specify a new MAC address Enter the new MAC address 4 Check all settings and click Save PPP over Ethernet PPPoE Setup Screen To setup the Router for use with a PPP over Ethernet connection use the following procedure 1 Select PPP over Ethernet in the IP Allocation Mode field 2 Enter the Host Name optional Some ISPs require a host name...

Page 61: ...res this 6 Enter the MTU value supplied by your ISP If you do not know this leave it at the default value The default is 1454 7 Select an idle time from the Maximum Idle Time drop down list This value will correspond to the amount of idle time no Internet activity that will pass before the Router automatically ends your PPP over Ethernet session Since the Router contains its own PPPoE client you n...

Page 62: ...e PPTP Password text box 5 Enter the MTU value supplied by your ISP If you do not know this leave it at the default value The default is 1460 6 Select an idle time from the Maximum Idle Time drop down list This value will correspond to the amount of idle time no Internet activity that will pass before the Router automatically ends your PPTP session 7 IP settings must be used when establishing a PP...

Page 63: ...ost name in the Host Name text box 3 Enter your Heart Beat Signal user name in the Heart Beat Signal User Name text box 4 Enter your Heart Beat Signal password in the Heart Beat Signal Password text box 5 Enter the MTU value supplied by your ISP If you do not know this leave it at the default value The default is 1440 6 Select an idle time from the Maximum Idle Time drop down list This value will ...

Page 64: ...DMZ De Militarized Zone Host is a computer without the protection of the firewall This feature allows a single computer to be exposed to unrestricted 2 way communication from outside of your network This feature should be used only if the Virtual Server or Special Applications options do not provide the level of access needed for certain applications To configure one of your computers as a DMZ hos...

Page 65: ...r office network to download files of your choosing Or if you have created a Web site you can configure one of your computers as a Web server so that others can view your Web site If you want to host ftp server or online gaming you must open up ports on the router This page allows you to setup port forwarding for the specified applications Before using forwarding you should assian static IP addres...

Page 66: ...ch instance there will be a trigger port and incoming port s where traffic on the trigger port tells the firewall to open the incoming ports Each defined Special Application only supports a single computer user and up to 10 Special Applications can be defined Any incoming ports opened by a Special Application trigger will be closed after five minutes of inactivity Special Application allows the ro...

Page 67: ...isplay the SPI screen SPI Screen Check the Enable SPI and Anti Dos Firewall protection check box to enable SPI When this feature is enabled all incoming packets will be blocked except for those types that you allow in the Stateful Packet Inspection section Web Filters You can select to filter Proxy Java ActiveX and or Cookies Click Save to save the setting ...

Page 68: ...s it is transmitted and received It ensures better service to those application with a higher priority Click Save to save the setting Internet Access Policy You can setup policies that deny or allow specific clients to access the Internet Enter Policy Name Enter a name for the ploicy ...

Page 69: ...up of clients by entering their IP Address Range Once you have specified all the clients click Save Access Restrictions Select to Deny or Allow the specified clients to access the Internet by Day and Time Blocked Application Port Select which application port to block if any when the specified PCs have Internet access For your convenience 11 preset applications and their ports are listed If you ha...

Page 70: ...ON Website Blocking You can block the specified clients from accessing certain websites by URL or Keyword Enter the URL or the Keyword you wish to block Click Save to save the setting To view all the policies click the Summary button ...

Page 71: ...tent Filter Service To activate the 14 day free trial of the service you must first register your Router at www 3com com To continue using the service after the trial period you must purchase the Full 3Com Content Filter Service 3CS8CFS URL Filtering rules supersede content filtering rules If the 3Com Content Filter is blocking certain Web sites that you want to allow you can add these sites to UR...

Page 72: ... the Enable Content Filter check box is checked 3 Select the Content Filter Server that you require from the drop down list If you select custom entry enter the server IP address in the text box 4 Select the Server Timeout value in milliseconds The default is 3000 milliseconds 3 seconds 5 Select Allow or Deny for each displayed category as required Click Apply to save the settings Click Save to sa...

Page 73: ...ter simulating the effect of power cycling the unit No configuration information will be lost but the log files will be erased this function may be of use if you are experiencing problems and you wish to re establish your Internet connection Any network users who are currently accessing the Internet will have their access interrupted whilst the restart takes place and they may need to reboot thier...

Page 74: ...g the correct time in the log files If you use Daylight saving tick the Enable Day Light savings box and then click Save The Router reads the correct time from NTP servers on the Internet and sets its system clock accordingly The Daylight Savings option merely advances the system clock by one hour It does not cause the system clock to be updated for daylight savings time automatically ...

Page 75: ...d to a file press Browse to locate the backup file on your computer and then click RESTORE to copy the data into the Router s memory The password will remain unchanged Reset to Factory Default If you want to reset the settings on your Router to those that were loaded at the factory click RESET You will lose all your configuration changes The Router LAN IP address will revert to 192 168 1 1 and the...

Page 76: ...this select Browse to tell your web browser where this file is on your computer and then click Apply The file will be copied to the Router and once this has completed the Router will restart Although the upgrade process has been designed to preserve your configuration settings it is recommended that you make a backup of the configuration beforehand in case the upgrade process fails for any reason ...

Page 77: ... window Static Route RIP Security and Syslog Static Route The Router supports static route functionality Select the Static Route tab to display the screen Static Route screen The following information is displayed for each static route Index the index of the static route Network Address the network address of the route If network address and subnet mask are both set to 0 0 0 0 this is the default ...

Page 78: ... routing information on one RIP enabled device and have that routing information replicated to all RIP enabled devices on the network LAN and WAN interfaces can be configured independently of each other Select the RIP tab to display the screen RIP screen Check the Enable RIP Mode check box to configure RIP on the Router ...

Page 79: ... The Router supports two DDNS providers TZO com and DYNDNS org Before you can set up DDNS you must obtain an account password and static domain name from your DDNS provider DDNS is disabled by default To set up DDNS 1 Select Advanced from the main menu then select the DDNS tab The DDNS screen displays DDNS screen ...

Page 80: ...ox enter the domain name 2 In the E mail text box enter the account name 3 In the Key text box enter the account password 4 Click Save to make this service active DynDNS org If you select DYNDNS org 1 In the Host Name text box enter the host name 2 In the Username text box enter the account name 3 In the Password text box enter the account password 4 Click Save to make this service active ...

Page 81: ...e hackers who may try to break into your network The options in the Security tab features help you to protect your network Advanced Settings The Advanced Settings section of the Security screen displays the following options Enable universal plug and play Universal plug and play allows compatible software to read and change some the Router s firewall settings This reduces the configuration require...

Page 82: ...AT if your ISP assigns you multiple IP addresses or you need NAT disabled for an advanced system configuration If you have a single IP address and your turn NAT off the computers on your network will not be able to access the Internet Other problems may also occur Check on the check box to disable NAT and then select Save 3Com recommends that you leave this feature enabled for maximum security Ena...

Page 83: ...g on the remote computer where xxx xxx xxx xxx is the Internet IP address of the Router You may then login using the administration password Your Internet IP address can be found at the bottom of the screen Syslog Select Syslog to display the syslog screen Check on the check box to enable this feature and then click Save ...

Page 84: ...tus and Logs Selecting Status and Logs from the main menu displays the Status Logs and Routing Table in yur Web browser window Status The Status screen displays a tabular representation of your network and Internet connection Status Screen ...

Page 85: ...ve this information to a file on your PC s hard drive Click the Refresh button to update the log click the Clean button to clear all the information that is displayed The Outgoing Log will display a temporary log of the LAN IP Addresses Destination URLs or IP Addresses Destination URLs or IP Address and Service or Port Numbers for the outgoing Internet traffic Click the Save Log button to save thi...

Page 86: ...the form at shown as below Selecting Support Feedback from the main menu displays the Support and Feedback screens Support Support Screen Selecting the Support option on the main menu displays the support links screen which contains a list of Internet links that provide information and support concerning the Router Routing Table Support Feedback ...

Page 87: ...1 Feedback Feedback Screen Selecting the Feedback option displays the Feedback screen and allows you to provide feedback to 3Com on the operation of your Router This screen should not be used to obtain technical support ...

Page 88: ...92 CHAPTER 5 ROUTER CONFIGURATION ...

Page 89: ... connected your Router and computers together but cannot browse to the Router configuration screens check the following Confirm that the physical connection between your computer and the Router is OK and that the LAN Status LEDs on the Router and NIC are illuminated and indicating the same speed 10Mbps or 100Mbps Some NICs do not have status LEDs in which case a diagnostic program may be available...

Page 90: ...er configuration screens but cannot access sites on the Internet check the following Confirm that the physical connection between the Router and the cable DSL modem is OK and that the link status LEDs on both Router and modem are illuminated Confirm that the connection between the modem and the cable DSL interface is OK Ensure that you have entered the correct information into the Router configura...

Page 91: ... flash as the Router starts up and after approximately 30 seconds will start to flash more slowly typically 2 seconds on 2 seconds off Once the Alert LED has started to flash slowly remove power from the Router 5 Remove the cable connecting the Cable DSL port to the LAN port and reconnect one of your computers to one of the Router LAN ports 6 Re apply power to the Router and when the start up sequ...

Page 92: ...vertically and one horizontally to improve coverage Additionally consider moving the wireless computer closer to the Router to confirm that the building structure or fittings are not adversely affecting the connectivity If this resolves the problem consider relocating the Wireless computer or the Router or trying a different channel on the Router Sources of interference The 2 4Ghz ISM band is used...

Page 93: ...ower LED or Power Adapter OK LED Not Lit Check that your Router is receiving power by looking at the status of the Power LED on the front panel and the Power Adapter OK LED on the rear panel If both LEDs are lit green then the unit is receiving power If both LEDs are unlit then no power is being supplied to the unit Check that the power adapter is plugged into a working mains outlet and that the m...

Page 94: ...ars the fault refer to Recovering from Corrupted Software below If this does not fix the problem contact your supplier for further advice During normal operation you may notice the Alert LED lighting briefly from time to time This indicates that the Router has detected a hacker attack from the Internet and has prevented it from harming your network You need take no specific action on this unless y...

Page 95: ...uter address 192 168 1 1 3 Restart the computer and re apply power to the Router 4 Using the Web browser on the computer enter the following URL in the location bar http 192 168 1 1 This will connect you to the Microcode Recovery utility in the Router 5 Follow the on screen instructions Enter the path and filename of the software image file 6 When the upload has completed the Router will restart r...

Page 96: ...more information or visit http www 3com com Does the Router support virtual private networks VPNs The Router supports VPN passthrough which allows VPN clients on the LAN to communicate with VPN hosts on the Internet It is also possible to set up VPN hosts on your LAN that clients elsewhere on the Internet can connect to but this is not a recommended configuration Where can I download software upda...

Page 97: ...llation 95 98 2000 Me NT 1 Insert the Router CD ROM in the CD ROM drive on your computer A menu will appear select Router Discovery Discovery will find the Router even if it is unconfigured or misconfigured Discovery Welcome Screen 2 When the Welcome screen is displayed click on Next and wait until the application discovers the Routers connected to your LAN ...

Page 98: ... USING DISCOVERY 3 Highlight the Cable DSL Router by clicking on it and press Next 4 Click on Finish to launch a web browser and display the login page for the Router Discovered Finish Screen Discovered Router Screen ...

Page 99: ...vice over the network the Router must be correctly configured with the following IP information An IP address A Subnet Mask IP Addresses and Subnet Masks Each device on your network must have a unique IP address to operate correctly An IP address identifies the address of the device to which data is being sent and the address of the destination network IP addresses have the format n n n x where n ...

Page 100: ...Part one 192 168 100 identifies the network on which the device resides Part two 8 identifies the device within the network This type of IP Address operates on a subnet mask of 255 255 255 0 See an example about how a network with three computers and a Router might be configured Table 4 IP Addressing and Subnet Masking Type Two In larger networks where there are more devices the IP address of 192 ...

Page 101: ...ress and subnet mask which gets reallocated once you disconnect from the network DHCP will work on any client Operating System such as Windows 95 Windows 98 or Windows NT 4 0 Also using DHCP means that the same IP address and subnet mask will never be duplicated for devices on the network DHCP is particularly useful for networks with large numbers of users on them Static Addressing You must enter ...

Page 102: ...dustry standard subnet of 169 254 x x with a subnet mask of 255 255 0 0 If two devices allocate themselves the same address the conflict is detected and one of the devices allocates itself a new address Automatic IP addressing support was introduced by Microsoft in the Windows 98 operating system and is also supported in Windows 2000 ...

Page 103: ...sion rate 54Mbps automatic fallback to 48 36 24 18 12 or 6 Mbps Maximum channels 14 Range up to 304 8m 1000ft Frequency US Canada Europe 2 400 2 4835 GHz Sensitivity 6 12 18 24 36 48 Mbps 85 dBm 54 Mbps 66 dBm typical Modulation CCK BPSK QPSK OFDM Encryption 40 64 bit WEP 128 bit WEP WPA Maximum clients 128 O P Power 18dBm Standard IEEE 802 11b Direct Sequence Spread Spectrum DSSS Transmission rat...

Page 104: ...sions Width 220 mm 8 7 in Depth 135 mm 5 3 in Height 24 mm 1 in Weight Approximately 500 g 1 1 lbs Standards Functional ISO 8802 3 IEEE 802 3 IEEE 802 11b 802 11g Wi Fi Safety UL60950 CSA 22 2 60950 IEC 60950 EN 60950 EMC EN 55022 Class B EN 55024 CISPR 22 FCC Part 15 Class B ICES 003 Class B CNS 13438 Class A ETSI EN 301 489 17 Radio CFR 47 FCC Part 15 207 15 209 15 247 and 15 249 ETS 300 328 2 4...

Page 105: ...ndows XP Mac OS 8 5 or higher Unix Ethernet Performance The Router complies to the IEEE 802 3i u and x specifications Wireless Performance The Router has been designed to conform to the Wi Fi interoperability test standard Cable Specifications The Router supports the following cable types and maximum lengths Category 3 Ethernet or Category 5 Fast Ethernet or Dual Speed Ethernet Twisted Pair shield...

Page 106: ...120 APPENDIX C TECHNICAL SPECIFICATIONS ...

Page 107: ...WARNING Only stack the Router with other OfficeConnect units WARNING To ensure compliance with international safety standards only use the power adapter that is supplied with the unit WARNING The socket outlet must be near to the unit and easily accessible You can only remove power from the unit by disconnecting the power cord from the outlet WARNING This unit operates under SELV Safety Extra Low ...

Page 108: ...bei den zuständigen Stellen ob die Verwendung von Funkfrequenz in dem Bereich in dem der Bluetooth Access Point eingesetzt werden soll erlaubt ist VORSICHT Bei der Installation und beim Ausbau des Geräts ist mit höchster Vorsicht vorzugehen VORTSICHT Stapeln Sie das Geräts nur mit anderen OfficeConnect Gerätes zusammen VORSICHT Aufgrund von internationalen Sicherheitsnormen darf das Gerät nur mit ...

Page 109: ... toutes les consignes Nous vous demandons de lire attentivement les consignes suivantes de sécurité avant d installer ou de retirer l appareil AVERTISSEMENT La Router fournit et utilise de l énergie radioélectrique radio fréquence rf L utilisation de l énergie radioélectrique est interdite dans certains environnements L utilisateur devra se renseigner sur l autorisation de cette énergie dans la zo...

Page 110: ...ilisateurs ou entretenues par les utilisateurs à l intérieur du moyeu Si vous avez un problème physique avec le moyeu qui ne peut pas être résolu avec les actions de la résolution des problèmes dans ce guide contacter votre fournisseur AVERTISSEMENT Débranchez l adaptateur électrique avant de retirer cet appareil AVERTISSEMENT Ports RJ 45 Il s agit de prises femelles blindées de données RJ 45 Vous...

Page 111: ...t notices in the same form as on the original You agree not to remove or deface any portion of any legend provided on any licensed program or documentation delivered to you under this Agreement ASSIGNMENT NO REVERSE ENGINEERING You may transfer the Software Documentation and the licenses granted herein to another party in the same country in which you obtained the Software and Documentation if the...

Page 112: ... portions in any form LIMITED WARRANTIES AND LIMITATION OF LIABILITY All warranties and limitations of liability applicable to the Software are as stated on the Limited Warranty Card or in the product manual whether in paper or electronic form accompanying the Software Such warranties and limitations of liability are incorporated herein in their entirety by this reference GOVERNING LAW This Agreem...

Page 113: ... ComCast Cox Excite Rogers Shaw Insight Videotron PPPoE DSL Usually special software installed on PC MacPOET WinPOET EnterNet 300 The Router has this software built in and you can remove it from your PC You will need to enter the user name and password that your ISP provided to you in the PPPoE page of the Router Leave the service name blank unless your ISP requires it Bell Century Tel Citizens Pr...

Page 114: ... the Internet Settings page CableSpeed Cnet Direct Link Drizzle DSL Extreme Earthlink Wireless Fast Point Flashcom GTE WhirlWind Heavenet HSA Corp I 55 InterAccess LinkLine Mission Nauticom NAS Omitel Onterra Phatpipe Rhythms Speakeasy Sterling XO Zyan Static Cable Cable Modem Always on ISP assigns specific IP information which needs to be entered on the Fixed IP page of the Router Cox Cable Sprin...

Page 115: ... to other wireless clients and which acts as a bridge between wireless clients and a wired network such as Ethernet Wireless clients can be moved anywhere within the coverage area of the access point and still connect with each other If connected to an Ethernet network the access point monitors Ethernet traffic and forwards appropriate Ethernet messages to the wireless network while also monitorin...

Page 116: ... Fast Ethernet networks 100BASE TX and can transmit data up to speeds of 100 Mbps Category 5 cabling is better to use for network cabling than Category 3 because it supports both Ethernet 10 Mbps and Fast Ethernet 100 Mbps speeds Channel Similar to any radio device the OfficeConnect Cable DSL Router allows you to choose different radio channels in the wireless spectrum A channel is a particular fr...

Page 117: ...e data at high speeds Encryption A method for providing a level of security to wireless data transmissions The OfficeConnect Cable DSL Router and Wireless Cable DSL Router offer a choice of encryption methods See WPA and WEP for details ESSID Extended Service Set Identifier The ESSID is a unique identifier for your wireless network You must have the same ESSID entered into the Router and each of i...

Page 118: ...ons for TCP IP networks In the network management area this group is responsible for the development of the SNMP protocol Infrastructure mode Infrastructure mode is the wireless configuration supported by the Router You will need to ensure all of your clients are set up to use infrastructure mode in order for them to communicate with the Access Point built into your Router see also Ad Hoc mode IP ...

Page 119: ...etwork MAC addresses are 6 bytes long NAT Network Address Translation NAT enables all the computers on your network to share one IP address The NAT capability of the Router allows you to access the Internet from any computer on your home network without having to purchase more IP addresses from your ISP Network A Network is a collection of computers and other computer equipment that are connected ...

Page 120: ...rough the firewall This way un requested attempts to access the network will be denied SSID Service Set Identifier Some vendors of wireless products use SSID interchangeably with ESSID Subnet Address An extension of the IP addressing scheme that allows a site to use a single IP network address for multiple physical networks Subnet mask A subnet mask which may be a part of the TCP IP information pr...

Page 121: ...URL Filter is a feature of a firewall that allows it to stop its clients form browsing inappropriate Web sites WAN Wide Area Network A network that connects computers located in geographically separate areas for example different buildings cities or countries The Internet is an example of a wide area network WDS Wireless Distribution System A system that can be comprised of a bridging and or a rep...

Page 122: ...network Wireless LAN Service Area Another term for ESSID Extended Service Set Identifier Wizard A Windows application that automates a procedure such as installation or configuration WLAN Wireless Local Area Network A WLAN is a group of computers and devices connected together by wireless in a relatively small area such as a house or office WPA Wi Fi Protected Access A dynamically changing encrypt...

Page 123: ... frequency energy In order to comply with FCC radio frequency exposure guidelines for an uncontrolled environment this equipment must be installed and operated while maintaining a minimum body to antenna distance of 20 cm approximately 8 in The installer of this radio equipment must ensure that the antenna is located or pointed such that it does not emit RF field in excess of Health Canada limits ...

Page 124: ...he equipment off and on the user is encouraged to try and correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the distance between the equipment and the receiver Connect the equipment to outlet on a circuit different from that to which the receiver is connect Consultthe dealer or an experienced radio TV technician for help The user ...

Page 125: ...S Equipment Type 3Com OfficeConnect Wireless 54Mbps 108Mbps 11g Cable DSL Router Complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation 3Com OfficeConnect Wireless 54Mbps 108Mbps 11g Cable DSL Router ...

Page 126: ...ssful communication To prevent radio interference to the licensed service this device is intended to be operated indoors and away from windows to provide maximum shielding Equipment or its transmit antenna that is installed outdoors is subject to licensing Pour empecher que cet appareil cause du brouillage au service faisant l objet d une licence il doit etre utilize a l interieur et devrait etre ...

Page 127: ...Com Corporation dat deze RLAN device voldoet aan de essentiële eisen en aan de overige relevante bepalingen van Richtlijn 1999 5 EC French Par la présente 3Com Corporation déclare que l appareil RLAN device est conforme aux exigences essentielles et aux autres dispositions pertinentes de la directive 1999 5 CE Par la présente 3Com Corporation déclare que ce RLAN device est conforme aux exigences e...

Page 128: ...om Corporation deklaruoja kad šis RLAN device atitinka esminius reikalavimus ir kitas 1999 5 EB Direktyvos nuostatas Lithuanian Šiuo 3Com Corporation deklaruoja kad šis RLAN device atitinka esminius reikalavimus ir kitas 1999 5 EB Direktyvos nuostatas Latvian Ar šo 3Com Corporation deklar ka RLAN device atbilst Direktvas 1999 5 EK btiskajm prasbm un citiem ar to saisttajiem noteikumiem A copy of t...

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3Com 3CRWER100-75 - OfficeConnect Wireless 54 Mbps 11g Cable/DSL Router, User Manual

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