3Com 3CRWDR200A-75 User Guide

3Com 3CRWDR200A-75 Manual

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  • 3Com 3CRWDR200A-75 | User Guide - Page 1
    OfficeConnect® ADSL Wireless 108Mbps 11g Firewall Router User Guide Model WL-553 3CRWDR200A-75 3CRWDR200B-75 http://www.3com.com/ Part No. 10015251 Rev. AB Published August 2008 Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 2
    any time. If there is any software on removable media described in 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
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    20 Stacking the Router 20 Wall Mounting 20 Before you Install your Router 21 Powering Up the Router 22 Connecting the Router 22 3 SETTING UP YOUR COMPUTERS Obtaining an IP Address Automatically 25 Windows 2000 25 Windows Vista 27 Windows XP 27 Downloaded from www.Manualslib.com manuals search engine
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    Windows 95/98/ME 27 Macintosh 28 Disabling PPPoE and PPTP Client Software 28 Disabling Web Proxy 29 4 RUNNING THE SETUP WIZARD Accessing the Wizard 31 Welcome 33 Password 34 Time Zone 35 WAN Settings 36 LAN Settings 41 DHCP 41 Wireless Settings 42 Summary 44 5 ROUTER CONFIGURATION Navigating Through
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    Service 84 Proxy ARP 84 IPSec 85 Port Mapping 87 Management 88 Syslog 88 SNMP 89 UPnP 90 Trusted Station 91 Remote Management 92 Utility 92 Diagnostics 93 Device Info 94 Summary 95 WAN 95 Statistics 96 Route 97 ARP 97 Support/Feedback 98 Support/Feedback 98 Downloaded from www.Manualslib.com manuals
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    105 Alert LED 106 Recovering from Corrupted Software 106 Frequently Asked Questions 107 3Com Warranty and Support Services 108 A USING DISCOVERY Running the Discovery Application 111 Windows Installation (95/98/2000/Me/NT/ XP) 111 B IP ADDRESSING The Internet Protocol Suite 113 Managing the Router
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    Sicherheitshinweise 122 Consignes importantes de sécurité 123 E END USER SOFTWARE LICENSE AGREEMENT GLOSSARY INDEX REGULATORY NOTICES Regulatory Information 137 CAUTION É À LA RÉGLEMENTATION D'INDUSTRIE CANADA 140 SAFETY COMPLIANCE NOTICE 140 Downloaded from www.Manualslib.com manuals search engine
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    Downloaded from www.Manualslib.com manuals search engine
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    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 OfficeConnect ADSL Wireless 108Mbps 11g Firewall Router is referred to as the
  • 3Com 3CRWDR200A-75 | User Guide - Page 10
    , and software button names. Examples: From the Help menu, select Contents. Click OK. Related In addition to this guide, each Router document set includes one Documentation Installation Guide. This guide contains the instructions you need to install and configure your Router. Downloaded from www
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    intrusion detections. Figure 1 shows an example network without a Router. In this network, only one computer is connected to the Internet. This computer must always be powered on for the other computers on the network to access the Internet. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 12
    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 ADSL Wireless 108Mbps 11g Firewall Router Downloaded from www.Manualslib.com manuals search engine
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    model is 3CRWDR200A-75 ■ One RJ 45 cable (typically an Ethernet cable) if your model is 3CRWDR200B-75 ■ One CD-ROM containing the Router Discovery program and this User Guide ■ Installation Guide ■ One Support and Safety Information Sheet Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 14
    the status of various networking and connection operations. Figure 3 Router - Front Panel 3CRWDR200A-75 ADSL Wireless 108Mbps 11g Firewall Router Alert Power WLAN Sync Data DSL DSL On= 10M/100M, Flash = Activity 1 Alert LED Orange Indicates a number of different conditions, as described below
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    has invoked the Reset to Factory Defaults command, or ■ The system software is in the process of being upgraded In each of these cases, wait until the Router has completed the current operation and the alert LED is Off. Flashing slowly - The Router has completed the Reset to Factory Defaults process
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    lights up and stays on when the connection between ADSL service and the Router is OK. If the LED is off, nothing is connected or there is a problem (refer to Chapter 6 "Troubleshooting"). 6 Data DSL Status LED If the LED is flashing, the link is OK and data is being transmitted or received over the
  • 3Com 3CRWDR200A-75 | User Guide - Page 17
    Indicates that the power adapter is supplying power to the Router. If the LED is off, there may be a problem with the power adapter or adapter cable. 11 Reset Button Press this button to reset your Router to factory default. 12 Four 10/100 LAN ports Using suitable RJ-45 cable, you can connect your
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    18 CHAPTER 1: INTRODUCING THE ROUTER Downloaded from www.Manualslib.com manuals search engine
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    ■ allows convenient connection to the computers that will be connected to the four LAN ports on the rear panel, if desired. ■ allows easy viewing of the front panel LED indicator lights, and access to the rear panel connectors, if necessary. Downloaded from www.Manualslib.com manuals search engine
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    3Com recommends you provide a minimum of 25 mm (1 in.) clearance. Using the Rubber Feet Use the four self-adhesive rubber feet to prevent your Router from moving around on your desk or when stacking with other flat top OfficeConnect secure. Downloaded from www.Manualslib.com manuals search engine
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    Authentication Method as its default: Auto if your ISP does not specify this parameter. If your ISP allocates fixed or static IP information, you need the following information: IP Address Subnet Mask Default Router address DNS address Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 22
    of the Router. Check that the DSL Sync status LED lights on the Router. 2 Connect your computer to one of the four LAN ports on the Router using a Category 5 twisted pair cable. Check that the corresponding LAN status LED on the Router lights. Downloaded from www.Manualslib.com manuals search engine
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    note that you may lose contact with the Router if you change the wireless configuration. To communicate wirelessly with your Router, your wireless NIC should be set as follows: ■ Encryption - none ■ Service Area Name/SSID - 3Com ■ Channel - 11 Downloaded from www.Manualslib.com manuals search engine
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    24 CHAPTER 2: HARDWARE INSTALLATION Downloaded from www.Manualslib.com manuals search engine
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    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 that relates to your operating system for details on how to obtain an IP address automatically. Windows 2000 If you are using
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    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. Downloaded from www.Manualslib.com manuals search engine
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    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 selected. Click OK. Downloaded from www
  • 3Com 3CRWDR200A-75 | User Guide - Page 28
    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. Downloaded from www.Manualslib.com manuals search engine
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    click on Internet Options. Select the Connections tab and click LAN Settings at the bottom. Make sure that the Use Proxy Server option is unchecked. Downloaded from www.Manualslib.com manuals search engine
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    30 CHAPTER 3: SETTING UP YOUR COMPUTERS Downloaded from www.Manualslib.com manuals search engine
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    the location or address field of your browser: http://192.168.1.1. The Login screen displays. Figure 9 Web Browser Location Field (Factory Default) 4 To log in as an administrator, enter the password (the default setting is admin) in the System Password field and click Log in . Downloaded from www
  • 3Com 3CRWDR200A-75 | User Guide - Page 32
    32 CHAPTER 4: RUNNING THE SETUP WIZARD Figure 10 Router Login Screen 5 If the password is correct, the Country Selection screen will appear. Select the country you wish to configure the Router for, then click Apply. If you purchased your Router in the United States, you do not see this screen, as it
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    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. Welcome Figure 12 Welcome Screen Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 34
    THE SETUP WIZARD Figure 13 Wizard Screen Password Figure 14 Change Administration Password Screen When the Change Administration Password screen appears, type the Old Password, then a new password in both the New Password and Confirm Password boxes. Downloaded from www.Manualslib.com manuals search
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    Accessing the Wizard 35 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. 2. Write the new password down and keep it in a safe place, so that you can change your
  • 3Com 3CRWDR200A-75 | User Guide - Page 36
    THE SETUP WIZARD WAN Settings Figure 16 Internet Settings Screen This Internet Addressing Mode window allows you to set up the Router for Addressing mode from the following: ■ PPPoE ■ PPPoA ■ Dynamic/Fix IP in 1483 Bridge Mode ■ IP over ATM ■ Bridging Downloaded from www.Manualslib.com manuals
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    the IP Address that you would like to be assigned to the router's WAN interface if you have required one from your ISP. And enter the DNS Server's IP Address if it is given by your ISP(optional). 6 Check all of your settings, and then click Next. Downloaded from www.Manualslib.com manuals search
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    the amount of time without Internet activity that you want to allow before the Router ends the PPPoE session. 4 Manual IP Address/DNS Server configuration: Enter the IP Address that you would like to be assigned to the router's WAN interface if you have required one from your ISP. And enter the DNS
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    /Fixed IP in Bridge Mode To setup the Router for use with a Dynamic/Fixed IP in 1483 Bridge Mode connection, use the following procedure: 1 Manual IP Address Configuration: You may enter the router's WAN IP address and subnet mask here if your ISP has given you a static IP Address. 2 Manual Default
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    RUNNING THE SETUP WIZARD IP over ATM Mode(IPoA) Figure 20 The IP over ATM Screen To set up the Router for use with an IPoA mode, use the following procedure: 1 WAN IP Address: Enter the IP Address given by your ISP. 2 WAN Subnet Mask: Enter the subnet mask given by your ISP. 3 Manual Default Gateway
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    address and subnet mask of the Router. It also allows you to change the IP address and subnet mask. DHCP The Router contains a Dynamic Host Configuration (DHCP) server that can automatically configure the TCP/IP settings of every computer on your network. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 42
    and Service Area Name. It also allows you to change these settings. There are a maximum of 14 channels, the number available to you is dependent on the country you reside in. Selecting Clear Channel Select from the Channel drop-down list allows Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 43
    ". Up to 32 (case sensitive) characters can be entered for the Service Area Name. 3Com strongly 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
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    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 and the router using in order to make contact with the Router again. Your Router is now configured and ready for use.
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    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
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    guidance relating to the current screen. Welcome Screen The Welcome section allows you to view the Notice board and to change your Password. You can also gain access to the Configuration Wizard. Notice Board Figure 26 Notice Board Screen Downloaded from www.Manualslib.com manuals search engine
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    the new password in the New Password field 3 Enter the new password again in the Confirm Password field 4 Click Apply to apply the new password The password is case sensitive. f you have forgotten your password you need to reset the Router. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 48
    48 CHAPTER 5: ROUTER CONFIGURATION Wizard Figure 28 Wizard Screen Click WIZARD... to launch the configuration wizard. Refer to The LAN Settings menu provides the following options: Unit Configuration Figure 29 Unit Configuration Screen Downloaded from www.Manualslib.com manuals search engine
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    to change the IP address and subnet mask. 1 IP Address: Enter the IP Address for the router. 2 Subnet Mask: Enter the Subnet Mask for the router. 3 Enable DHCP server on the LAN: Check this box to enable the DHCP service on the router(enabled by default). The Firewall Router contains a Dynamic Host
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    the IP Address that you would like to lease and the client MAC address in the fields appropriately. The MAC Address must be entered as 6 hexadecimal pairs, for example 12-34-56-78-90-ab. Click Apply to apply your changes. The device will now reboot. Downloaded from www.Manualslib.com manuals search
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    DHCP Lease table screen list the client's name, MAC Address, IP Address and Expiration time which reflects the value specified in DHCP 3Com recommends that you: 1. Change the SSID from its default value 2. Enable Encryption 3. Enable Connection Control Downloaded from www.Manualslib.com manuals
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    11b/11g which is the default. Channel Selection Select a number from the drop-down list to specify which Channel the Router will transmit and receive on. If another access point or Router nearby is using the same Channel number as the Router. Downloaded from www.Manualslib.com manuals search engine
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    the same name or you will not establish a connection. The Service Area Name may also be referred to as "ESSID" depending on your networking vendor. By default the Router uses the name "3Com". 3Com recommends that you change the default name. In order that your wireless computers can connect to the
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    on your network. 3Com recommends that you get the network working with encryption disabled first and then enable it as the last step. This will simplify setting up your network. The Router supports the following types of encryption: ■ WPA/WPA2/Mixed WPA WPA2 - Wi-Fi Protected Access (WPA) is
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    all manufacturers support this Router, Key 2 on the Wireless computer must match Key 2 on the Router and so on. 5 Current WEP Key: Select a key to be the active key. You can change the selected key periodically to increase the security of your network. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 56
    56 CHAPTER 5: ROUTER CONFIGURATION Click Save to save the setting. WPA To enable WPA, select WPA-PSK or WPA2-PSK from the a RADIUS server in your network for authentication, you may choose WPA or WPA2+ Radius from the Encryption Type. Downloaded from www.Manualslib.com manuals search engine
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    seconds.. 3 Enter the RADIUS Server IP address. 4 Enter the RADIUS Port number. 5 Enter your RADIUS KEY here. Click Save to save the setting. WMM You can enable Wi-Fi Multimedia (WMM) support to help improve the Quality of Service (QoS) for your wireless traffic.3Com recommends that you leave the
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    58 CHAPTER 5: ROUTER CONFIGURATION Figure 36 WMM Screen Typically, voice and video traffic types are delay-sensitive, on the network conditions. Basically, the smaller AIFS and CWmin, the shorter the channel access delay for the corresponding Downloaded from www.Manualslib.com manuals search engine
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    order to differentiate the channel access among different priority traffic. EDCA STA Parameters: Each station maintains a Contention Window (CW), which is used from accessing the router by specifying their MAC address and enabling access restriction. Downloaded from www.Manualslib.com manuals search
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    computers can connect to the Router, select allow/deny, and then enter the MAC addresses of the wireless clients. You may enter a maximum of 64 PCs in the list. Click Save to save your existing configurations or Cancel to discard all changes. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 61
    device that is connected to the Wireless LAN, the MAC address and Connection Speed of that device is displayed. As you connect Router can support). Advanced Wireless The router provides some advanced wireless functionalities to let the Settings users better manage their wireless network. Downloaded
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    transmission should be set depending on the speed of your wireless network. You can select from a range of transmission speeds, or you can select Auto (Default) to have the Router automatically use the fastest possible data rate and enable the Downloaded from www.Manualslib.com manuals search engine
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    to reach the wireless client, such as a PC or access point, that is farthest from the Router. Then select the appropriate level, Full (Default), Half, Quarter, Eighth, or Min, from the drop-down menu. The default is Full (Default). CTS Protection Mode CTS (Clear-To-Send) Protection Mode should
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    mode. The Router supports the Wireless Distribution System (WDS) repeater mode. WDS repeating enables one or more Access Points to rebroadcast received signals to extend range and reach, though this can affect the overall throughput of data. Downloaded from www.Manualslib.com manuals search engine
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    that ISPs can allocate IP information, as described below: 1 PPPoA (PPP over ATM) The ISP provides the IP addressing information for you to enter manually. To configure the Router you will need to know the following: ■ User name ■ Password ■ Authentication Method Downloaded from www.Manualslib.com
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    should obtain the information from your ISP. 3 Dynamic/Fixed IP in 1483 Bridge Mode In this mode of connection, your ADSL router simply acts like a modem but can also carry multiple on the main menu displays the Virtual Servers setup screen. Downloaded from www.Manualslib.com manuals search engine
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    LAN server IP address. 4 Click Apply to apply the changes. The port numbers are specified using a comma-separated list, with dash to denote port number ranges. So for example, entering 2, 3, 5-7 would cause ports 2, 3, 5, 6, and 7 to be activated. Downloaded from www.Manualslib.com manuals search
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    CHAPTER 5: ROUTER CONFIGURATION Special Applications Figure 42 Special Applications Screen Some software applications require Enter the Triggered port and the forwarded range in the text boxes. 4 Select the Enabled box to make it activated. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 69
    the IP address of the computer in the DMZ Host IP Address, and then click Save/Apply. Multiple DMZ You may enable the multiple DMZ function if you have more than one registered public IP assigned to your server. Please enter the Public IP Downloaded from www.Manualslib.com manuals search engine
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    ROUTER CONFIGURATION Address and the corresponding LAN IP Address network so users no longer have access to network resources. To configure SPI information on your Router: 1 Services(DoS) features to further guard your networks from internet attacks. Downloaded from www.Manualslib.com manuals search
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    on a computer-by-computer basis. In the default configuration the Router will allow all connected computers unlimited access to the Internet. PC Privileges allows you to assign different access rights for different computers on your network. Downloaded from www.Manualslib.com manuals search engine
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    ip addresses. 2 Select to bypass the URL or Content Filter if you would like the clients to bypass the rules.(Please refer to the URL or Content Filter tab) 3 Please select to block specific services or protocols. 4 You may also block additional ports by listing the port range in the User Defined
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    the full 3Com Content Filter Service (3CSBCFS). 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 URL Filter's allow list. Downloaded from www.Manualslib.com manuals search engine
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    74 CHAPTER 5: ROUTER CONFIGURATION To activate Content 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 to access. Downloaded from www.Manualslib.com manuals search engine
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    Figure 48 The URL Filter Screen Firewall 75 To enable the URL Filtering, please do the following: 1 Check the Enable URL Filtering Function box block searches that mentioned badsite.com in their domain name, for example www.notabadsite.com. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 76
    to URL filtering can be excluded by listing them as the full access PC's IP Addresses in the Filter Policy Tab. The main frame of the System Tools screen includes four administration items: Restart, Time Zone, Configuration, and Upgrade . Downloaded from www.Manualslib.com manuals search engine
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    . 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 their computers when the restart has completed and the Router is operational again. Downloaded from www.Manualslib.com manuals search engine
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    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 the system clock to be updated for daylight savings time automatically. Downloaded from www.Manualslib.com manuals search engine
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    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
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    to the Router during the upgrade procedure; if you do, the software may be corrupted and the Router may not start up properly afterwards. If the Alert LED comes on continuously after a failed upgrade, refer to Chapter 6, "Troubleshooting". Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 81
    network specified by the network address. ■ The network interface associated with the IP address. RIP The Router supports the Routing Information Protocol (RIP). RIP allows you to set up routing information on one RIP enabled device, and have Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 82
    a dynamic IP address. The Router supports five DDNS providers, TZO.com, DYNDNS.org, Zoneedit, NO-IP, DtDns. 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. Downloaded from www.Manualslib.com manuals search
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    . The default is three days. 5 Click Apply to make this service active. DynDNS.org/DtDns.com/Zoneedit.com If you select DYNDNS.org, DtDns, or Zoneedit.com: 1 In the Host Name text box, enter the host name. 2 In the Username text box, enter the account name. Downloaded from www.Manualslib.com manuals
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    administrator. Proxy ARP Proxy ARP is a variation of Address Resolution Protocol (ARP), in which an intermediate device (in this case, the Router) sends an ARP response on behalf of an end node to the requesting host. Proxy ARP can help Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 85
    Select the Enable Proxy ARP check box. 4 Enter the static IP addresses that your ISP has given to you. 5 Click Save to save VPN) is a popular technology used for communications between two networking sites without the expense of leased site-to-site lines. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 86
    your connection. Remote IPSec Gateway Address: This is the static WAN IP address or URL of the remote IPSec router. Tunnel Access from Local IP Addresses: Select if you want to create a tunnel access for a single computer or a subnet. IP Address/Subnetmask for VPN: If you choose a single computer
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    troubleshooting when you have problems using IKE key management. Pre-Shared Key: Type your pre-shared key in this field. Enter 8 to 31 case-sensitive ASCII characters. Both routers which would build a VPN tunnel must use the same pre-shared key. Port Mapping Port Mapping supports multiple ports
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    Station, Remote Management, and Utility. Syslog If you have a syslog server on the network, you can configure the Router Point to send the device logs to the server. You may need to configure the syslog server to accept logs from the Router. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 89
    , or Both. For the remote logging, enter the remote server's IP address and Port number for receiving the logs. SNMP Simple Network Management Protocol (SNMP) is the protocol used for exchanging management information between network devices. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 90
    TCP/IP for simple peer-to-peer network connectivity between devices. UPnP compatible devices can dynamically join a network and learn about other devices on the network. UPnP hardware will be shown in the Network Connections folder in Windows XP. Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 91
    91 Check UPnP Enabled to activate UPnP. Trusted Station Figure 63 The Trusted Station Screen The Trusted Station Screen lets you add/remove the MAC address of the stations which can access the web administration. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 92
    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. Utility The utility screen will let you execute some commands to test your internet connections. Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 93
    use the utility: 1 Select commands that you would like to run from the menu. 2 Enter the IP Address or Domain Name in the field provided. 3 Click Start to start executing the command. 4 The results Click on the Test button to start testing. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 94
    94 CHAPTER 5: ROUTER CONFIGURATION Figure 66 The Diagnostics Screen Device Info The Device Info Settings menu provides the following options: Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 95
    of your LAN status. WAN Figure 68 The WAN Screen The WAN Status Screen is used to display the information of your DSL Connection Status. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 96
    5: ROUTER CONFIGURATION Statistics Figure 69 The Statistics Screen The Statistics Screen is used to display the information of your LAN/WAN/ATM/ADSL Connection Statistics. Click on the button for each connection device for more detailed information. Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 97
    Route Figure 70 The Route Screen Device Info 97 The Route Screen is used to display the routing status/information. ARP Figure 71 The ARP Screen The ARP screen is used to display the ARP status. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 98
    the Support and Feedback screens. Support Figure 72 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 Route. Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 99
    Figure 73 Feedback Screen Support/Feedback 99 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. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 100
    100 CHAPTER 5: ROUTER CONFIGURATION Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 101
    described in Chapter 3, Setting Up Your Computers. Restart your computer while it is connected to the Router to ensure that your computer receives an IP address. ■ When entering the address of the Router into your web browser, ensure that you use the full URL including the http:// prefix (e.g. http
  • 3Com 3CRWDR200A-75 | User Guide - Page 102
    forgotten the password, follow the steps below to reset the Router to it's 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 Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 103
    go to "Wireless Settings" and enable wireless networking. ■ Ensure that the TCP/IP settings for all devices are correct. ■ Ensure that the Wireless Clients are using the same SSID or Service Area Name as the Router. The SSID is case-sensitive Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 104
    and the Router to establish whether this problem exists. ■ Most wireless computer Adapters will scan the channels for the wireless Router. If a wireless computer has not located the Router then try initiating a search manually if the client software supports this feature or manually set the
  • 3Com 3CRWDR200A-75 | User Guide - Page 105
    "Replacement Power Adapters" below. ■ If the Power Adapter OK LED is lit but the Power LED is unlit then there may be a fault with your unit. Contact 3Com Technical Support. ■ Check that you are using the correct power adapter for your Router. You should only use the power adapter supplied with your
  • 3Com 3CRWDR200A-75 | User Guide - Page 106
    Corrupted Software If the Alert LED remains permanently on following power-up, it is possible that the system software has become corrupted. In this condition, the Router will enter a "recovery" state; DHCP is disabled, and the LAN IP address is set to 192.168.1.1. Follow the instructions below
  • 3Com 3CRWDR200A-75 | User Guide - Page 107
    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, resume normal operation. The Alert LED will go out. 7 Refer to the Installation Guide to reconnect your Router with your ADSL service
  • 3Com 3CRWDR200A-75 | User Guide - Page 108
    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: http
  • 3Com 3CRWDR200A-75 | User Guide - Page 109
    Warranty and Support Services 109 Warranty support: ■ Requestor contact details ■ 3C part number ■ Firmware or software version of the 3Com product and operating system used ■ Description of the problem or failure ■ Serial number of the product ■ Ship-to address, with on-site contact (required for
  • 3Com 3CRWDR200A-75 | User Guide - Page 110
    110 CHAPTER 6: TROUBLESHOOTING Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 111
    Application 3Com provides a user-friendly Discovery application for detecting the Router on the network. Windows Installation (95/98/2000/Me/NT/ XP) 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
  • 3Com 3CRWDR200A-75 | User Guide - Page 112
    Discovered Router Screen 3 Figure 76 shows an example Discovered Devices screen. Highlight the Router by clicking on it, and press Next. Figure 76 Discovery Finish Screen 4 Click on Finish to launch a web browser and display the login page for the Router. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 113
    your device operate. In addition to the IP address, you need to set a subnet mask. All networks are divided into smaller sub-networks and a subnet mask is a number that enables a device to identify the sub-network to which it is connected. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 114
    with three computers and a Router might be configured. Table 3 IP Addressing and Subnet Masking Table 1 Device PC 1 PC 2 PC 3 Router IP Address 192.168.1.8 192.168.1.33 . This type of IP Address operates on a subnet mask of '255.255.0.0'. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 115
    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 an IP Address and
  • 3Com 3CRWDR200A-75 | User Guide - Page 116
    IP ADDRESSING 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. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 117
    OfficeConnect ADSL Wireless 108Mbps 11g Firewall Router. ADSL Wireless 11g 108Mbps Firewall Router Interfaces ADSL modem connection - Modem RJ-11 port LAN connection - four 10Mbps/100Mbps dual speed Ethernet ports : CCK, BPSK, QPSK, OFDM Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 118
    301 489-17 CFR 47 FCC Part 15.207, 15.209, 15.247 and 15.249. ETS 300 328 (2.4 GHz ISM band wide band transmission Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 119
    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). Downloaded from www.Manualslib.com manuals search
  • 3Com 3CRWDR200A-75 | User Guide - Page 120
    120 APPENDIX C: TECHNICAL SPECIFICATIONS Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 121
    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. Downloaded from www.Manualslib.com
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    unter SELV-Bedingungen betrieben werden. 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 Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 123
    d'installer ou de retirer l'appareil: AVERTISSEMENT: La Router fournit et utilise de l'énergie radioélectrique (radio entasser le moyer avec les autres moyeux OfficeConnects. AVERTISSEMENT: Pour garantir le respect des normes . Ces conditions Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 124
    retirer cet appareil. AVERTISSEMENT: Ports RJ-45. Il s'agit de prises femelles blindées de données RJ-45. Vous ne pouvez pas les utiliser comme prise de téléphone. Branchez uniquement des connecteurs de données RJ-45 sur ces prises femelles. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 125
    AGREEMENT IMPORTANT: READ BEFORE INSTALLING THE SOFTWARE 3Com 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 (ì3COMî) TO ITS CUSTOMERS FOR THEIR
  • 3Com 3CRWDR200A-75 | User Guide - Page 126
    Support Information, 350 Campus Drive, Marlborough, MA 01752-3064 3Com Corporation 350 Campus Drive, Marlborough, MA 01752-3064 Copyright © 2004 3Com Corporation and its licensors. All rights reserved. 3Com is a registered trademark of 3Com Corporation. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 127
    access point. It offers lower performance than infrastructure mode, which is the mode the Router uses. (see also Infrastructure mode.) Auto-negotiation Some devices in the OfficeConnect range support auto-negotiation. Auto-negotiation is where two devices sharing a link, automatically Downloaded
  • 3Com 3CRWDR200A-75 | User Guide - Page 128
    computer on your network. Windows 95, Windows 98 and Windows NT 4.0 contain software that assigns IP addresses to workstations on a network. These assignments are made by the DHCP server software that runs on Windows NT Server, and Windows Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 129
    a database of host computers and their respective domain names and IP addresses, so that when a domain name is requested (as in typing "3com.com" into your Internet browser), the user is sent to the proper IP address. The DNS server address used by the computers on your home network is the location
  • 3Com 3CRWDR200A-75 | User Guide - Page 130
    the Access Point built into your Router. (see also Ad Hoc mode) IP Internet Protocol. IP is a layer 3 network protocol that is the standard for sending data through a network. IP is part of the TCP/IP set of protocols that describe the routing of packets to addressed devices. An IP address consists
  • 3Com 3CRWDR200A-75 | User Guide - Page 131
    are 6 bytes long. MTU Maximum Transmission Unit is the size of the largest datagram that can be sent over a network 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
  • 3Com 3CRWDR200A-75 | User Guide - Page 132
    networks. Subnet mask A subnet mask, which may be a part of the TCP/IP information provided by your ISP, is a set of four numbers configured like an IP address. It is used to create IP address numbers used only within a particular network Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 133
    other to bridge together two separate networks. In wireless repeating, APs rebroadcast received signals to extend reach and range, at the expense of throughput. The Router uses wireless repeating. Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 134
    network Wireless LAN Service Another term for ESSID (Extended Service Set Identifier) Area Wizard A Windows application that automates Protected Access. A dynamically changing encryption mechanism for wireless networking. Encryption strength is 256 bit. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 135
    65 IP Address 21, 41, 113 L LAN 41, 48 LED 14 Login 112 N Network addresses 113 Networking wireless 103 NIC wireless 14 P Password 31, 47 PPPoE 21, 28, 37, 66 PPTP 66 Profile 62 R Remote Administration 92 Reset to Factory Defaults 79, 102 Restart 77 RIP 81 setting up 82 S Safety Information 19 Setup
  • 3Com 3CRWDR200A-75 | User Guide - Page 136
    48 Upgrade 80 URL Filter 74 V Virtual Servers 66, 67 W WAN 36 Web Proxy 29 Wireless authorized PCs 61 channel selection 52 client list 61 configuration 52 connection control 59 encryption 54 LED 15 networking 103 NIC 14 service area name 53 settings 42, 51 Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 137
    3Com OfficeConnect ADSL Wireless 108Mbps 11g Firewall Router (WL-553) must be installed and used in strict accordance with the manufacturer's instructions as described in the user user serviceable components. Any unauthorized product changes or modifications will invalidate 3Com or pointed such that
  • 3Com 3CRWDR200A-75 | User Guide - Page 138
    and used in accordance with the instructions, it may cause harmful interference to 3Com OfficeConnect ADSL Wireless108Mbps 11g Firewall Router (WL-553), or the substitution or attachment of connecting cables and equipment other than specified by 3Com. Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 139
    user. MANUFACTURER'S DECLARATION OF CONFORMITY 3Com Corporation 350 Campus Drive Marlborough, MA 01752-3064, USA (800) 527-8677 Date: 03,20 2007 Declares that the Product: Brand Name: 3Com Corporation Model Number: WL-553 Equipment Type: 3Com OfficeConnect ADSL Wireless 108Mbps 11g Firewall Router
  • 3Com 3CRWDR200A-75 | User Guide - Page 140
    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 CAN/CSA C22.2 No. 60950-1 ■ IEC 60950-1 ■ EN 60950-1 Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 141
    to 3Com OfficeConnect Wireless 54Mbps/108Mbps 11g Cable/DSL Router User Guide. EUROPE 3Com Corporation die Übereinstimmung des Gerätes RLAN device mit den grundlegenden Anforderungen und den anderen relevanten Festlegungen der Richtlinie 1999/5/EG. (Wien) Downloaded from www.Manualslib.com manuals
  • 3Com 3CRWDR200A-75 | User Guide - Page 142
    page for the 3CRWDR200A-75 & 3CRWDR200B-75 at http://www.3com.com. A copy of the signed Declaration of Conformity can be downloaded from the Product Support web page for the 3CRWER100-75(WL-537) at http://www.3com.com. Also available at http://support.3com.com/doc/WL-537_EU_DOC.pdf A copy of the
  • 3Com 3CRWDR200A-75 | User Guide - Page 143
    Downloaded from www.Manualslib.com manuals search engine
  • 3Com 3CRWDR200A-75 | User Guide - Page 144
    rights reserved. 3Com and OfficeConnect are registered trademarks of 3Com Corporation. All other company and product names may be trademarks of their respective companies. All specifications are subject to change without notice. 10015251 Downloaded from www.Manualslib.com manuals search engine
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Part No. 10015251 Rev. AB
Published August 2008
OfficeConnect®
ADSL Wireless 108Mbps 11g Firewall Router
User Guide
Model WL-553
3CRWDR200A-75
3CRWDR200B-75
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