3Com ADSL Wireless 11g Firewall Router User Guide

3Com ADSL Wireless 11g Firewall Router - OfficeConnect ADSL Wireless 11g Firewall Router Manual

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  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 1
    OfficeConnect ADSL Wireless 11g Firewall Router User Guide 3CRWDR100A-72 3CRWDR100B-72 3CRWDR100U-72 http://www.3com.com/ Part No. DUA100A-72AAA01 Rev. 01 Published September 2004
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 2
    such is provided with only such rights as are provided in 3Com's standard commercial license for the Software. Technical data is provided with limited rights only as provided to you in conjunction with, this User Guide. Unless otherwise indicated, 3Com registered trademarks are registered in the
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 3
    this User Guide 8 Related Documentation 9 1 INTRODUCING THE ROUTER OfficeConnect ADSL Wireless 11g Firewall Router 11 Router Advantages Positioning the Router 17 Using the Rubber Feet 18 Powering Up the Router 18 Connecting the Router 18 3 SETTING UP YOUR COMPUTERS Obtaining an IP Address
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    the Router Configuration Pages 39 Main Menu 39 Status Screen 39 Status 40 LAN Setup 40 LAN Settings 41 Wireless Settings 43 Configuring Wireless 43 Encryption 44 Internet Settings 50 Connection Type 50 DNS 55 Hostname & MAC 56 Routing 57 Static Routes 57 RIP Parameters 58 Routing Table 59 Firewall
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    77 ADSL Status 77 Logs 77 6 TROUBLESHOOTING Basic Connection Checks 79 Browsing to the Router Configuration Screens 79 Connecting to the Internet 80 Forgotten Password and Reset to Factory Defaults 80 Wireless Networking 81 Recovering from Corrupted Software 83 Frequently Asked Questions 84 A IP
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    E OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 99 Purchase Value-Added Services 99 Troubleshoot Online 100 Access Software Downloads 100 Telephone Technical Support and Repair 100 Contact Us 101 GLOSSARY REGULATORY NOTICES FOR THE OFFICECONNECT ADSL WIRELESS 11G FIREWALL ROUTER INDEX
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    ABOUT THIS GUIDE This guide describes how to install and configure the OfficeConnect ADSL Wireless 11g Firewall Router (3CRWD100x-72). This guide is intended for use by those responsible for installing and setting up network equipment; consequently, it assumes a basic working knowledge of LANs (
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    8 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions. Caution Information that alerts you to potential loss of
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 9
    ■ OfficeConnect ADSL Wireless 11g Firewall Router User Guide ■ Part Number DUA100A-72AAA01 ■ Page 24 Do not use this e-mail address for technical support questions. For information about contacting Technical Support, please refer to Appendix C. Related Documentation In addition to this guide, each
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 10
    10 ABOUT THIS GUIDE
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    the networking advantage. OfficeConnect ADSL Wireless 11g Firewall Router The OfficeConnect ADSL Wireless 11g Firewall 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
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    When you use 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 Firewall Router
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    kit includes the following items: ■ One OfficeConnect ADSL Wireless 11g Firewall Router ■ One power adapter for use with the Router ■ Four rubber feet ■ One Telephone Cable ■ One CD-ROM containing this User Guide ■ Installation Guide ■ One Support and Safety Information Sheet ■ One Warranty Flyer
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    of indicator lights (LEDs) that help describe the state of various networking and connection operations. Figure 3 Router - Front Panel 1 2 3 5 4 3CRWDR100A-72 OfficeConnect ADSL Wireless 11g Firewall Router Power SYNC OnlineWLAN LAN Status 1 2 34 Green = 100M, Yellow = 10M, Flash = Activity
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    nothing is connected, or the connected device is switched off, or there is a problem with the connection (refer to Chapter 6 "Troubleshooting"). The port will automatically adjust to the correct speed and duplex. The rear panel (Figure 4) of the Router contains four LAN ports, one ADSL port, a reset
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    . Refer to "Forgotten Password and Reset to Factory Defaults" on page 80 for further details. 10 Power Switch Push this switch to the "in" position to turn the unit on. In the "out" position, the unit is off. 11 Ethernet Ports Using suitable RJ45 cables, you can connect your Router to a computer, or
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    curité" avant de mettre en route. Positioning the Router You should place the Router in a location that: ■ is conveniently located for connection to the telephone socket. ■ is centrally located to the wireless computers that will connect to the Router. A suitable location might be on top of a high
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    through the vents in the side of the case is not restricted. 3Com recommends you provide a minimum of 25 mm (1 in.) clearance. Using the of the Router. Connecting the Router The first step for installing your Router is to physically connect it to the telephone socket and then connect it to
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    Router 19 Figure 5 Connecting the Router Power Supply Unit Internet Telephone Socket Splitter/ Microfilter Block 3Com OfficeConnect ADSL Wireless 11g Firewall Router Your PC Wireless Users 1 Run the provided telephone cable from the wall jack providing ADSL service to the ADSL port on your ADSL
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    20 CHAPTER 2: HARDWARE INSTALLATION Figure 6 Installing with a splitter
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    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 one of the LAN ports. If you configure the Router from a wireless computer, note that you may lose contact with
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    22 CHAPTER 2: HARDWARE INSTALLATION
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    on your network, using DHCP. However, your computers need to be configured correctly for this to take place. To change the configuration of your computers to allow this, follow the instructions in this chapter. Obtaining an IP Address Automatically Windows 2000 If you are using a Windows 2000-based
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    SETTING UP YOUR COMPUTERS Figure 8 Local 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 9. Click OK. Figure 9 Internet Protocol (TCP/IP) Properties Screen 7 Restart your computer.
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    following procedure to change your TCP/IP settings: 1 From the desktop, select Apple Menu, Control Panels, and TCP/IP. 2 In the TCP/IP control panel, set Connect Via: to Ethernet. 3 In the TCP/IP control panel, set Configure: to Using DHCP Server. 4 Close the TCP/IP dialog box, and save your changes
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    should be displayed. 4 Select the Never Dial a Connection option. Figure 10 Internet Properties Screen Disabling Web Proxy 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. Ensure that you do not have a web proxy
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    : 1 Ensure that you have at least one computer connected to the Router. Refer to Chapter 2 for details on how to do Login screen displays. Figure 11 Web Browser Location Field (Factory Default) 4 To log in as an administrator, enter the password (the default password is admin) in the Password
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    WIZARD Figure 12 Router Login Screen 5 When you have logged in either: ■ The Status screen will appear (Figure 13). Select Setup Wizard from the menu. or ■ If your Router has not been configured before, the Wizard will launch automatically (refer to Figure 14). 6 You will be guided step by step
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    Connection Type Screen Connection Type The Connection Type screen allows you to set up the Router for the type of Internet connection you have. Before setting up your connection Routed Mode, for multiple PCs, see page 34 ■ Dynamic/Fixed IP in 1483 Bridge Mode (for multiple PCs), see page 35 and
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    Mode Figure 15 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 Username text box. 2 Enter your PPP over Ethernet password in the Password text box. 3 Re-type your PPP over Ethernet
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    give your wireless network a unique name. PPPoA Mode Figure 17 PPPoA Screen To setup the router for use with a PPP over ATM (PPPoA) connection, use the following procedure: 1 Enter your PPP over ATM user name in the Username text box. 2 Enter your PPP over ATM password in the Password text box
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    ATM password in the Retype Password text Wireless Network in the SSID field. If there are other wireless networks in your area, you should give your wireless network a unique name. Bridge Mode (for a single PC) (RFC 1483 Bridged Mode) To setup the Router for use with an RFC1483 bridged connection
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    Mode Configuration Screen 1 Enter your VPI and VCI information in the VPI/VCI text boxes. 2 Select the encapsulation type (LLC or VC MUX) in the Encapsulation drop-down list. This information will have been provided to you by your ISP. 3 Check all of your settings, and then click Next. The Wireless
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    Router for use with an RFC1483 routed connection: Figure 21 Routing Mode Screen 1 Enter your Internet IP address in the WAN IP text box. 2 Enter the subnet mask in the Subnet Mask text box. 3 Enter the default router in the Default , and then click Next.The Wireless Settings screen is displayed.
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    to use from the Channel drop-down list. 9 Specify the SSID to be used by your Wireless Network in the SSID field. If there are other wireless networks in your area, you should give your wireless network a unique name. Dynamic/Fixed IP in 1483 Bridge Mode (For Multiple PCs) Figure 23 Dynamic/Fixed
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    4: RUNNING THE SETUP WIZARD 4 Enter the default router in the Default Gateway text box. 5 Enter the DNS address all of your settings, and then click Next. The Wireless Settings screen is displayed. Figure 24 Wireless Settings Screen 9 Set the Wireless Channel you want to use from the Channel drop-
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    When you complete the Setup Wizard, a configuration summary will display. Verify the configuration information of the Router and then click Apply to save your settings. 3Com recommends that you print this page for your records. Your Router is now configured and ready for use. See Chapter 5 for
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    38 CHAPTER 4: RUNNING THE SETUP WIZARD
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    URL is http://192.168.1.1 but if you changed the Router LAN IP address during initial configuration, use the new IP address instead. When you have browsed to the Router, log in using your system password (default password is admin). Main Menu At the left side of all screens is a main menu, as
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    Setup There are two buttons on this screen - Connect and Disconnect. These buttons allow you to manually connect or disconnect your router from your ISP's service. Your Router is equipped with a DHCP server that will automatically assign IP addresses to each computer on your network. The factory
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    connected to the network. LAN Settings Figure 27 LAN Settings Screen The LAN Settings screen is used to specify the LAN IP address of your Router, and to configure the DHCP server. 1 Select LAN Settings and then specify the Router IP Address and Subnet Mask in the appropriate fields. The default IP
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    to the Router by wired or wireless connection. As you connect more devices, the client list will grow to a maximum number of 253 clients. From this section of the screen, you can do the following: ■ In the table, check the Fix text box to permanently fix the IP address. ■ In the table, click Release
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    can configure the settings for wireless connections. Figure 29 Wireless Settings Screen This screen allows you to enable or disable the wireless section of your LAN. When disabled, no wireless PCs can gain access to either the Internet or other PCs on your Wired or Wireless LAN through this Router
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    enable SSID Broadcast, ensure that you know the name of your network first. 4 In the Wireless Mode drop down list, select whether your router will operate in 11b mode only, 11g mode only, or mixed 11b and 11g. 5 Click Apply. Encryption Figure 31 Encryption Screen From this screen, you can select the
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    best security solution. In a wireless network where not all devices support WPA, WEP (Wired Equivalent password, in the form of a word, phrase or series of letters and numbers. The key must be between 8 and 63 characters long and can include spaces and symbols. Note that each client that connects
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    46 CHAPTER 5: ROUTER CONFIGURATION 128-bit WEP Figure 33 128-bit WEP Screen WEP is the basic mechanism to transmit your data securely over the wireless network. Matching encryption keys must be setup on your Router and wireless client devices to use WEP. 1 You can either enter your WEP key as 13
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    64-bit WEP Figure 34 64-bit WEP Screen Wireless Settings 47 WEP is the basic mechanism to transmit your data securely over the wireless network. Matching encryption keys must be setup on your Router and wireless client devices to use WEP. 1 You can either enter your WEP key as 5 pairs of hex
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    48 CHAPTER 5: ROUTER CONFIGURATION WPA (with RADIUS Server) Figure 35 WPA (with RADIUS Server) Screen WPA (WiFi Protected Access) provides dynamic key changes and constitutes the best security solution. In a wireless network where not all devices support WPA, WEP (Wired Equivalent Privacy) should be
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 49
    WDS Settings Figure 36 Wireless WDS Settings Screen Wireless Settings 49 The Router supports WDS (Wireless Distribution System). WDS . To enable wireless repeating: 1 Check the Enable WDS check box 2 Enter the MAC address(es) of one or more access points in the AP MAC Address table. 3 Click Apply
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    50 CHAPTER 5: ROUTER CONFIGURATION Internet Settings From these pages you can configure the settings for your DSL connection. Connection Type Figure 37 Connection Type Screen The Connection Type screen is used to configure the parameters for your DSL connection. The information necessary to
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    User Name field. 2 Enter the Password assigned to you by your ISP in the Password field. Re-enter your password in the Retype Password field. 3 Enter your PPP over Ethernet service name in the Service Name text box. Not all ISPs require a service name. Only enter a service your Router to connect to
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    default value. 10 Click Apply. PPPoA Figure 39 PPPoA Settings Screen 1 Enter the User Name assigned to you by your ISP in the User Name field. 2 Enter the Password assigned to you by your ISP in the Password field. Re-enter your password in the Retype Password field. 3 If your ISP assigns your IP
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    the Dial on Demand checkbox. If this box is not checked, then you will have to manually connect and disconnect using the buttons on the Home Screen (see page 39). 7 If you want your Router to automatically disconnect from the Internet automatically after a period of inactivity, specify a time in the
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    54 CHAPTER 5: ROUTER CONFIGURATION Routing Mode over ATM (RFC 1483 Routed Mode) Figure 41 Routing Mode over ATM Screen 1 Enter the IP address, Subnet Mask and Default Gateway information provided by your ISP into the IP address, Subnet Mask and ISP Default Gateway fields. 2 Enter the VPI and VCI
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    Bridge Mode Screen 1 Check the Get WAN IP By DCHP field if your ISP allocates IP addresses using DHCP. 2 Enter your Internet IP address in the WAN IP text box. 3 Enter the subnet mask in the Subnet Mask text box. 4 Enter the default router in the ISP Default Gateway text box. 5 Enter your VPI and
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    56 CHAPTER 5: ROUTER CONFIGURATION If your ISP provided you with specific DNS addresses to use, enter them into the appropriate fields on this screen and click Apply. Many ISPs do not require you to enter this information into the Router. If you are using a Static IP connection type, then you may
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    Routing From these pages you can configure routing parameters. Your Router supports the following routing functionality: ■ indicates the default route. ■ Gateway - the router used to route data to the network specified by the network address. To add a static route entry to the table, click Add
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    Required field to choose one of three modes of authentication: ■ None - Switches off authentication on the specified interface. ■ Password - An unencrypted text password that needs to be set on all RIP-enabled devices connected to this router. RIP information is not shared between devices whose
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    if the Password option has been selected. 8 Click Apply. Routing Table The Routing Table screen displays details for the default routing used by your Router and any routing created using Static Routing or RIP. Figure 47 Routing Table Screen Firewall From these pages you can configure settings for
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    60 CHAPTER 5: ROUTER CONFIGURATION your network completely vulnerable to hacker attacks, but 3Com recommends that you turn leave the firewall enabled whenever possible. 1 Enable or Disable the Firewall as required by selecting the appropriate radio button. 2 Click Apply. Special Applications Figure
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    for services such as a web server (port 80), FTP server (Port 21), or other applications through your Router to your internal network. Since your internal computers are protected by a firewall, machines from the Internet cannot get to them because they cannot be 'seen'. If you need to configure the
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    the appropriate Enable checkbox. 6 Click Apply to save the changes for each Virtual Server entry. Client IP Filters The Router can be configured to restrict access to the Internet, e-mail or other network services at specific days and times. Restriction can be set for a single computer, a range of
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    Firewall 63 2 Enter a description for the filter you are defining in the Client PC Description field. 3 Enter the IP address or IP address range into the Client PC IP Address fields. 4 Select the services to be blocked. A list of popular services of the page, under User Defined Service. 5 If you
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    xxx. To complete this configuration, you will need to create or modify an access rule in the Access Control section (see "Access Control" on page 62). From the Access Control Add PC section on this screen, check the option WWW with URL Blocking in the Client PC Service table to filter out the
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    Schedule Rule Figure 54 Schedule Rule Screen Firewall 65 The Router can be configured to restrict access to the Internet, e-mail or other network services at specific days and times. These schedule rules are used by the rules defined on the Access Control section of this screen (see "Access
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    66 CHAPTER 5: ROUTER CONFIGURATION 2 Enter a name and comment for the schedule rule in the Name powerful security feature that allows you to specify which computers are allowed on the Wireless network. Any wireless computers attempting to access the network that are not specified in the filter list
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    Internet access. This may be necessary if the NAT feature is causing problems with an application such as a game or video conferencing application. Use the Public IP field, so that only the computer on the Internet at this address can access this PC without firewall protection. If the IP address is
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    the problems associated with passing IPsec traffic through NAT Routers. For NAT-T to work, both ends of the connection need to support this function. Ensure that you select NAT-T only if it is needed as it will reduce LAN-WAN throughput. The ADSL Wireless 11g Firewall Router supports NAT-T draft
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    Router, basically "telling" the Router which way it needs the firewall configured. The Router IP address and receiving a response from the IP address, a hacker can determine that something of interest might be there. The Router Password. Remote Administration allows you to make changes to your Router
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    to map a static domain name to a dynamic IP address. The Router supports two DDNS providers, TZO.com and DYNDNS. 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. Select DDNS to display the screen shown in
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    text box, enter the account password. 4 Click Apply to make this service active. SNMP SNMP (Simple Network Management Protocol) allows remote management of your router by a PC that has an SNMP management agent installed. SNMP Community Figure 60 SNMP Community Screen To Configure SNMP: 1 In the
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    72 CHAPTER 5: ROUTER CONFIGURATION SNMP Trap Figure 61 SNMP Trap Screen You can configure your router to send status messages to the SNMP management agent if a problem occurs on the network. To configure traps: 1 In the IP Address field, enter the IP address of the PC to which you want your router
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    Sometimes it may be necessary to restart (or reboot) the Router. Restarting the Router will not delete any of your configuration settings. Click Restart to restart the Router. Reset to Factory Figure 63 Reset to Factory Default Screen Default Using this option will reset all of the settings in the
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    a previously saved configuration. Please select the configuration file using the Browse button and click Restore. Upgrade Figure 65 Upgrade Screen From time to time 3Com may release new versions of the Router's firmware. Firmware updates contain improvements and fixes to problems that may have
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    System Tools 75 Please download the firmware file to your PC first, and then click Browse and select the firmware file. Click Upgrade to upload the firmware to the Router. Admin Password Figure 66 Admin Password Screen The Router ships with a default password of admin. 3Com recommends that you
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    76 CHAPTER 5: ROUTER CONFIGURATION Time and Time Zone Figure 67 Time and Time Zone screen The Router keeps time by connecting to a Simple Network Time Protocol (SNTP) server. This allows the Router to synchronize the system clock to the Internet. The synchronized clock in the Router is used to
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    Status and Logs You can use the Status Screen to view version numbers for your router's software and hardware and check the status of connections to WAN, LAN and WLAN interfaces. ADSL Status Figure 68 ADSL Status Screen This screen shows modem status and statistics Logs Figure 69 Logs Screen This
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    78 CHAPTER 5: ROUTER CONFIGURATION ■ Click Clear to clear the log (note that all current entries will be erased). ■ Click Save to save the log to disk in a text file. When prompted for a location to save the file to, specify a filename and location, and then click OK.
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    start-up procedure has completed. ■ If the link status LED does not illuminate for a port that is connected, check that you do not have a faulty cable. Try a different cable. Browsing to the Router Configuration Screens If you have connected your Router and computers together but cannot browse to
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    the password, follow the steps below to reset the Router to its factory default configuration. CAUTION: All your configuration changes will be lost, and you will need to run the configuration wizard again before you can re-establish your Router connection to the Internet. Also, other computer users
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    . ■ Ensure that the Wireless Clients are using the same SSID or Service Area Name as the Router. The SSID is case-sensitive ■ Ensure that the encryption method and level that you use on your clients are the same as those configured on the Router. The Router cannot simultaneously support WPA and WEP
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    search manually if the client software supports this feature or manually set the channel on your wireless computer to correspond to the Router channel number. Please refer to your Wireless computer adapter documentation and vendor to do this. ■ Speed of connection: The 802.11b and 802.11g standards
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    URL in the location bar: http://192.168.1.1. This will connect you to the 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, run the self-test and, if successful
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    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 updates for the Router? Updates to the Router software are posted on the 3Com support web site, accessible by visiting
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    supported networking standard that provides connectivity between equipment from many vendors over a wide variety of networking technologies. Managing the Router over the Network To manage a device over the network, the Router must be correctly configured with the following IP information: ■ An IP
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    3 for an example about how a network with three computers and a Router might be configured. Table 3 IP Addressing and Subnet Masking Device PC 1 PC 2 PC 3 Router IP Address 192.168.100.8 192.168.100.33 192.168.100.188 192.168.100.72 Subnet Mask 255.255.255.0 255.255.255.0 255.255.255.0 255.255
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    about how a network (only four computers represented) and a Router might be configured. Table 4 IP Addressing and Subnet Masking Device PC 1 PC 2 PC 3 PC 4 Router IP Address 192.168.100.8 192.168.201.30 192.168.113.155 192.168.002.230 192.168.002.72 Subnet Mask 255.255.0.0 255.255.0.0 255.255
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    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
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    Wireless 11g Firewall Router. OfficeConnect ADSL Wireless 11g Firewall Router Interfaces DSL connection LAN connection - four 10Mbps/100Mbps dual speed Ethernet ports (10BASE-T/100BASE-TX) WLAN Interfaces Standard IEEE 802.11g, Direct Sequence Spread Spectrum (DSSS) Transmission rate: 54Mbps
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    = 133 mm (5.2 in.) ■ Height = 38 mm (1.5 in.) Weight Approximately 550 g (1.1 lbs) Standards Functional: Safety: EMC: Radio ISO 8802/3 IEEE 802.3 IEEE 802.11b, 802.11g EN 60950 EN 55022 Class B EN 55024 FCC Part 15 Class B* ETSI EN 301 489-17 ETS 300 328 (2.4 GHz ISM band wide band transmission
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    OfficeConnect ADSL Wireless 11g Firewall Router 91 System Requirements Operating Systems The Router will support the following Operating Systems: ■ Windows 95/98 ■ Windows NT 4.0 ■ Windows ME ■ Windows 2000 ■ Windows XP ■ Mac OS 8.5 or higher ■ Unix Ethernet Performance The Router complies to the
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    92 APPENDIX B: TECHNICAL SPECIFICATIONS
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    to which it is connected also operates under SELV conditions. WARNING: There are no user-replaceable fuses or user-serviceable parts inside the Router. If you have a physical problem with the unit that cannot be solved with problem solving actions in this guide, contact your supplier. WARNING
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    45 data sockets. They cannot be used as telephone sockets. Only connect RJ-45 data connectors to these sockets. Wichtige Sicherheitshinweise VORSICHT: bevor Sie das Geräts installieren oder ausbauen: VORSICHT: Der Router erzeugt und verwendet Funkfrequenz (RF). In manchen Umgebungen ist die
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 95
    sécurité VORSICHT: Es sind keine von dem Benutzer zu ersetzende oder zu wartende Teile in dem Gerät vorhanden. Wenn Sie ein Problem mit dem Router haben, das nicht mittels der Fehleranalyse in dieser Anleitung behoben werden kann, setzen Sie sich mit Ihrem Lieferanten in Verbindung. VORSICHT: Vor
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 96
    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
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 97
    USER SOFTWARE LICENSE AGREEMENT 3Com Corporation END USER SOFTWARE LICENSE AGREEMENT YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE DOWNLOADING, INSTALLING AND USING THIS PRODUCT, THE USE OF WHICH IS LICENSED BY 3COM CORPORATION ("3COM Commerce Department's Table of Denial
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 98
    rights as are provided in this Agreement, which is 3Com's standard commercial license for the Software. Technical data is provided with limited rights only as Software are as stated on the Limited Warranty Card or in the product manual, whether in paper or electronic form, accompanying the Software
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 99
    to access. First time users must apply for a user name and password that provides access to a number of eSupport features including Product Registration, Repair Services, and Service Request. If you have trouble registering your product, please contact 3Com Global Services for assistance. To enhance
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 100
    Software Updates you must first register your product on the 3Com web site at http://eSupport.3com.com/ First time users will need to apply for a user name and password. A link to software downloads can be found at http://eSupport.3com.com/, or under the Product Support heading at http://www.3com
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 101
    obtain an RMA number online at http://eSupport.3com.com/. First time users will need to apply for a user name and password. Contact Us 3Com offers telephone, e-mail and internet access to technical support and repair services. To access these services for your region, use the appropriate telephone
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 102
    obtain support in this region using the following URL: http://emea.3com.com/support/email.html Latin America Telephone Technical Support and 800 998 2112 571 657 0888 01 800 849CARE AT&T +800 998 2112 AT&T +800 998 2112 54 11 4894 1888 AT&T +800 998 2112 1 800 998 2112 AT&T +800 998 2112 1 800 998
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 103
    automatically depending on range and environment. 802.11g The IEEE specification for wireless Ethernet which allows speeds of up to 54 Mbps. The standard provides for 6, 12, 24, 36, 48 and 54 Mbps data rates. The rates will switch automatically depending on range and environment. 10BASE-T The
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 104
    the Router operates. Client The term used to described the desktop PC that is connected to your network. DHCP Dynamic Host Configuration Protocol. This protocol automatically assigns an IP address for every computer on your network. Windows 95, Windows 98 and Windows NT 4.0 contain software that
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 105
    . Encryption A method for providing a level of security to wireless data transmissions. The Router uses two levels of encryption; 40/64 bit and 128 bit. 128 bit is a more powerful level of encryption than 40/64 bit. ESSID Extended Service Set Identifier. The ESSID is a unique identifier for your
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 106
    responsible for providing engineering solutions 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
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 107
    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. NAT-T Network A Network is a collection of computers and other computer equipment that are connected for the purpose of exchanging
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 108
    such as computer files and printer queues. 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
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 109
    compatible applications to read some of their settings from the Router. This allows them to automatically configure some, or all, of their settings and need less user configuration. URL Filter A URL Filter is a feature of a firewall that allows it to stop its clients form browsing inappropriate
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 110
    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 encryption mechanism for wireless networking. Encryption strength is 256 bit.
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 111
    ADSL WIRELESS 11G FIREWALL ROUTER Channels FCC Statement Use of the OfficeConnect ADSL Wireless 11g Firewall Router is only authorized for the channels approved by each country. For proper installation, login to the management interface and select your country from the drop down list. Table
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 112
    IEEE 802.3. FCC Declaration of Conformity We declare under our sole responsibility that the Model: 3CRWDR100A-72 3CRWDR100B-72 3CRWDR100U-72 Description: OfficeConnect ADSL Wireless 11g Firewall Router to which this declaration relates, is in conformity with the following standards or other
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 113
    changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. CAUTION: The 3Com OfficeConnect ADSL Wireless 11g Firewall Router has been certified as a mobile computing device as per FCC Section 2.1091. In order to
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 114
    114
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 115
    IP 85 Admin Password Screen 75 ADSL Status Screen 77 Advanced Screen 68 Automatic Addressing 87 B Backup/Restore Settings Screen 74 Bridge Mode for Single PC Screen 53 Bridged Mode Configuration Screen 33 C Cable Specifications 91 Channels 111 Configuration Summary Screen 37 Connection Type
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 116
    85 Networking wireless 81 NIC wireless 14 P Password 27, 75 Poison Reverse 58 PPPoA 31 PPPoA Screen 31 PPPoA Settings Screen 52 PPPoE 26, 30, 31 PPPoE Screen 30 PPPoE Settings Screen 51 R Remote Admin 68 Reset to Factory Default Screen 73 Reset to Factory Defaults 80 Restart Router Screen 73
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 117
  • 3Com ADSL Wireless 11g Firewall Router | User Guide - Page 118
    Drive, Marlborough, MA USA 01752-3064 To learn more about 3Com products and services, visit our World Wide Web site at www.3com.com Copyright © 2004 3Com Corporation. All rights reserved. 3Com and are registered trademarks of 3Com Corporation. All other company and product names may be trademarks
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Part No. DUA100A-72AAA01
Rev. 01
Published September 2004
OfficeConnect
ADSL Wireless 11g Firewall Router
User Guide
3CRWDR100A-72
3CRWDR100B-72
3CRWDR100U-72