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3Com 3CRWDR100A-72 - OfficeConnect ADSL Wireless 11g Firewall Router User Manual

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Manual is about: ADSL Wireless 11g Firewall Router

Summary of 3CRWDR100A-72 - OfficeConnect ADSL Wireless 11g Firewall Router

  • Page 1

    Http://www.3com.Com/ part no. Dua100a-72aaa02 published august 2005 officeconnect ® adsl wireless 11g firewall router user guide model wl-542 3crwdr100a-72 3crwdr100b-72 3crwdr100u-72.

  • Page 2

    3com corporation 350 campus drive, marlborough, ma usa 01752-3064 copyright © 2004, 2005, 3com corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) withou...

  • Page 3: Ontents

    C ontents a bout t his g uide naming convention 5 conventions 6 feedback about this user guide 6 related documentation 7 1 i ntroducing the r outer officeconnect adsl wireless 11g firewall router 9 router advantages 11 package contents 11 minimum system and component requirements 12 front panel 12 r...

  • Page 4

    4 r unning the s etup w izard accessing the setup wizard 25 setup wizard - connection type 27 5 c onfiguring the r outer navigating through the router configuration pages 35 main menu 35 status screen 35 status 35 lan setup 36 lan settings 37 wireless settings 39 configuring wireless 39 encryption 4...

  • Page 5: Ip A

    Status 80 adsl status 80 atm pvc status 81 logs 81 support/feedback 82 support 82 feedback 82 6 t roubleshooting basic connection checks 83 browsing to the router configuration screens 83 connecting to the internet 84 forgotten password and reset to factory defaults 84 wireless networking 85 recover...

  • Page 6

    C s afety i nformation d e nd u ser s oftware l icense a greement e o btaining s upport for y our p roduct register your product 103 purchase value-added services 103 troubleshoot online 104 access software downloads 104 telephone technical support and repair 104 contact us 105 g lossary r egulatory...

  • Page 7: Bout

    A bout t his g uide 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 (l...

  • Page 8

    6 a bout t his g uide conventions table 1 and table 2 list conventions that are used throughout this guide. Feedback about this user guide your suggestions are very important to us. They will help make our documentation more useful to you. Please e-mail comments about this document to 3com at: pddte...

  • Page 9

    Related documentation 7 example: ■ 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 e . Related documentation...

  • Page 10

    8 a bout t his g uide.

  • Page 11: Ntroducing

    1 i ntroducing the r outer welcome to the world of networking with 3com ® . In the modern business environment, communication and sharing information is crucial. Computer networks have proved to be one of the fastest modes of communication but, until recently, only large businesses could afford the ...

  • Page 12

    10 c hapter 1: i ntroducing the r outer figure 1 example network without a router 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 ...

  • Page 13

    Router advantages 11 router advantages the advantages of the router include: ■ shared internet connection for both wired and wireless computers ■ high speed 802.11g wireless networking ■ no need for a dedicated, “always on” computer serving as your internet connection ■ cross-platform operation for ...

  • Page 14

    12 c hapter 1: i ntroducing the r outer minimum system and component requirements your router requires that the computer(s) and components in your network be configured with at least the following: ■ a computer with an operating system that supports tcp/ip networking protocols (for example windows 9...

  • Page 15

    Rear panel 13 3 online led green if this led is on, your username/password has been authenticated successfully with your isp. 4 wireless lan (wlan) status led green if the led is on it indicates that wireless networking is enabled. If the led is flashing, the link is ok and data is being transmitted...

  • Page 16

    14 c hapter 1: i ntroducing the r outer 7 adsl port using the rj11 cable provided, you should connect your router to the telephone socket via a splitter. 8 power adapter socket only use the power adapter that is supplied with this router. Do not use any other adapter. 9 reset button if you want to r...

  • Page 17: Nstalling

    2 i nstalling the r outer introduction this chapter will guide you through a basic installation of the router, including: ■ connecting the router to the internet. ■ connecting the router to your network. ■ setting up your computers for networking with the router. Safety information please note the f...

  • Page 18

    16 c hapter 2: i nstalling the r outer when positioning your router, ensure: ■ it is out of direct sunlight and away from sources of heat. ■ cabling is away from power lines, fluorescent lighting fixtures, and sources of electrical noise such as radios, transmitters and broadband amplifiers. ■ water...

  • Page 19

    Connecting the router 17 figure 5 connecting the router 1 run the provided telephone cable from the wall jack providing adsl service to the adsl port on your adsl router. When inserting an adsl rj-11 plug, be sure the tab on the plug clicks into position to ensure that it is properly seated. If you ...

  • Page 20

    18 c hapter 2: i nstalling the r outer figure 6 installing with a splitter.

  • Page 21

    Connecting the router 19 figure 7 installing without a splitter 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 config...

  • Page 22

    20 c hapter 2: i nstalling the r outer.

  • Page 23: Etting

    3 s etting u p y our c omputers the router has the ability to dynamically allocate network addresses to the computers 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 i...

  • Page 24

    22 c hapter 3: s etting u p y our c omputers 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 rest...

  • Page 25

    Obtaining an ip address automatically 23 windows xp 1 from the windows start menu, select control panel. 2 click on network and internet connections. 3 click on the network connections icon. 4 double click on lan or high speed connection icon. A screen titled local area connection status will appear...

  • Page 26

    24 c hapter 3: s etting u p y our c omputers disabling pppoe and pptp client software if you have pppoe client software installed on your computer, you will need to disable it. To do this: 1 from the windows start menu, select settings > control panel. 2 double click on internet options. 3 select th...

  • Page 27: Unning

    4 r unning the s etup w izard accessing the setup wizard the router setup program is web-based, which means that it is accessed through your web browser (netscape navigator 4.7 or higher, internet explorer 5.0 or higher, or mozilla 1.2.1 or higher). To use the setup wizard: 1 ensure that you have at...

  • Page 28

    26 c hapter 4: r unning the s etup w izard 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 )....

  • Page 29

    Accessing the setup wizard 27 setup wizard - connection type figure 14 connection type screen the connection type screen allows you to set up the router for the type of internet connection you have. Before setting up your connection type, have your account information from your isp ready. Select a d...

  • Page 30

    28 c hapter 4: r unning the s etup w izard pppoe mode figure 15 pppoe screen to set up 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 passwo...

  • Page 31

    Accessing the setup wizard 29 figure 16 wireless settings screen 7 set the wireless channel you want to use from the channel drop-down list. 8 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 netw...

  • Page 32

    30 c hapter 4: r unning the s etup w izard 5 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. 6 check all of your settings, and then click next. The wireless settings screen is displayed. Figure 18 wireles...

  • Page 33

    Accessing the setup wizard 31 bridge mode (for a single pc) (rfc 1483 bridged mode) to set up the router for use with an rfc1483 bridged connection: figure 19 bridged mode configuration screen 1 enter your vpi and vci information in the vpi/vci text boxes. 2 select the encapsulation type (llc or vc ...

  • Page 34

    32 c hapter 4: r unning the s etup w izard routing mode over atm (rfc 1483 routed mode) to set up the 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 ...

  • Page 35

    Accessing the setup wizard 33 8 set the wireless channel you want 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...

  • Page 36

    34 c hapter 4: r unning the s etup w izard figure 24 wireless settings screen 8 set the wireless channel you want 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 ...

  • Page 37: Onfiguring

    5 c onfiguring the r outer navigating through the router configuration pages this chapter describes all the screens available through the router configuration pages, and is provided as a reference. To get to the configuration pages, browse to the router by entering the url in the location bar of you...

  • Page 38

    36 c hapter 5: c onfiguring the r outer lan setup your router is equipped with a dhcp server that will automatically assign ip addresses to each computer on your network. The factory default settings for the dhcp server will work in most any application. If you need to make changes to the settings, ...

  • Page 39

    Lan setup 37 lan settings the lan settings screen is used to specify the lan ip address of your router, and to configure the dhcp server. Figure 27 lan settings screen 1 select lan settings and then specify the router ip address and subnet mask in the appropriate fields. The default ip address of th...

  • Page 40

    38 c hapter 5: c onfiguring the r outer dhcp clients list the dhcp clients list provides details on the devices that have received ip addresses from the router. The list is only created when the router is set up as a dhcp server. For each device that is connected to the lan the following information...

  • Page 41

    Wireless settings 39 wireless settings from these pages, you 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 ...

  • Page 42

    40 c hapter 5: c onfiguring the r outer to enable wireless function: 1 select the wireless channel you want to use from the channel drop-down list. 2 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 wirele...

  • Page 43

    Wireless settings 41 ■ wpa-psk (no server) (see page 41 ) ■ 128-bit wep (see page 42 ) ■ 64-bit wep (see page 43 ) ■ wpa (with radius server) (see page 44 ) select the required value from the drop down list, and press apply. Disabled in this mode, wireless transmissions will not be encrypted, and wi...

  • Page 44

    42 c hapter 5: c onfiguring the r outer 2 optionally, check the hide psk check box, if you want the key that you enter to be shown on the screen as a series of asterisks (*). 3 click apply. 128-bit wep wep is the basic mechanism to transmit your data securely over the wireless network. Matching encr...

  • Page 45

    Wireless settings 43 64-bit wep 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. Figure 34 64-bit wep screen to enable 64-bit wep: 1 manually enter the key: ■ enter the w...

  • Page 46

    44 c hapter 5: c onfiguring the r outer wpa (with radius server) wpa (wifi protected access) provides dynamic key changes and constitutes the best security solution. On a wireless network where not all devices support wpa, wep (wired equivalent privacy) should be used. Wireless protected access usin...

  • Page 47

    Wireless settings 45 wireless wds settings the router supports wds (wireless distribution system). Wds enables one or more access points to rebroadcast received signals to extend range and reach, though this can affect the overall throughput of data. Figure 36 wireless wds settings screen to enable ...

  • Page 48

    46 c hapter 5: c onfiguring the r outer internet settings from these pages, you can configure the settings for your dsl connection. Connection type the internet settings screen is used to configure the parameters for your dsl connection. The information necessary to complete these screens should be ...

  • Page 49

    Internet settings 47 pppoe ppp over ethernet, providing routing for multiple pcs. To configure this page correctly, you should obtain the information on this page from your isp. Figure 38 pppoe settings screen 1 select pppoe from the protocol drop-down menu. 2 then enter the ip address and subnet ma...

  • Page 50

    48 c hapter 5: c onfiguring the r outer ■ vbr (variable bit rate): qos class defined by the atm forum for atm networks. Vbr is subdivided into a real time (rt) class and non-real time (nrt) class. Vbr (rt) is used for connections in which there is a fixed timing relationship between samples. Vbr (nr...

  • Page 51

    Internet settings 49 pppoa ppp over atm, this is a popular choice among european dsl providers. To configure this page correctly, you should obtain the information on this page from your isp. Figure 39 pppoa settings screen 1 select pppoa from the protocol drop-down menu. 2 enter the vpi and vci par...

  • Page 52

    50 c hapter 5: c onfiguring the r outer non-real time (nrt) class. Vbr (rt) is used for connections in which there is a fixed timing relationship between samples. Vbr (nrt) is used for connections in which there is no fixed timing relationship between samples, but that still need a guaranteed qos. C...

  • Page 53

    Internet settings 51 bridge mode (for a single pc) (rfc 1483 bridged mode) if the isp limits some specific computers to access internet, that means only the traffic to/from these computers will be forwarded and the other will be filtered. In this case, bridge modem is used to connect to the isp. The...

  • Page 54

    52 c hapter 5: c onfiguring the r outer such as traditional computer communications applications. The ubr service may be considered as "best effort service". ■ vbr (variable bit rate): qos class defined by the atm forum for atm networks. Vbr is subdivided into a real time (rt) class and non-real tim...

  • Page 55

    Internet settings 53 4 select the encapsulation type (llc or vc mux) in the encapsulation field. This information will have been provided to you by your isp. 5 select the type of quality of service that you want from the qos class drop-down menu. ■ cbr (constant bit rate): the cbr service class is i...

  • Page 56

    54 c hapter 5: c onfiguring the r outer figure 42 dynamic/fixed ip for bridge mode screen after clicking edit on the atm pvc page, the atm interface page appears. 1 select dynamic/fixed ip for bridge mode from the protocol drop-down menu. 2 enter the ip address, subnet mask and default gateway infor...

  • Page 57

    Internet settings 55 non-real time (nrt) class. Vbr (rt) is used for connections in which there is a fixed timing relationship between samples. Vbr (nrt) is used for connections in which there is no fixed timing relationship between samples, but that still need a guaranteed qos. Compare with abr, cb...

  • Page 58

    56 c hapter 5: c onfiguring the r outer figure 44 dns screen if the dns information is automatically provided by your isp every time you connect to it, check the automatic from isp box. If your isp provided you with specific dns addresses to use, enter them into the appropriate fields on this screen...

  • Page 59

    Firewall 57 some isps require a host name. If your isp has this requirement, enter the host name in the host name field. 1 three different ways to configure this page: ■ if your isp requires an assigned mac address, enter the values for a wan mac address or ■ if the computer you are now using is the...

  • Page 60

    58 c hapter 5: c onfiguring the r outer to enable the firewall function: 1 select the level of protection (high level, medium level, low level, or disable) that you desire from the firewall enable/disable drop-down menu. 2 click apply. Special applications special applications let you choose specifi...

  • Page 61

    Firewall 59 to manually enter the port information: 1 specify the trigger port (the one used by the application when it is initialized) in the trigger port column, and specify whether the trigger is tcp or udp. 2 specify the public ports used by the application, that will need to be opened up in the...

  • Page 62

    60 c hapter 5: c onfiguring the r outer 3 enter the port type (tcp, udp, or both tcp and udp). 4 specify the public port that will be seen by clients on the internet, and the lan port which the traffic will be routed to. 5 you can enable or disable each virtual server entry by checking or unchecking...

  • Page 63

    Firewall 61 to configure new access control to specific internet services: 1 click on add pc. A screen similar to figure 50 will appear. Figure 50 add pc screen 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 t...

  • Page 64

    62 c hapter 5: c onfiguring the r outer url filter to configure the url filter feature, use the table on the url filter page to specify the web sites (www.Somesite.Com) and/or keywords you want to filter on your network. For example, entering a keyword of xxx would block access to any url that conta...

  • Page 65

    Firewall 63 content filter you can use the list on the content filter page to specify the type of content that you want to filter out. The router comes with a 14-day free trial of the 3com content filter service (3csbcfs). To activate the 14-day free trial of the service, you must first register you...

  • Page 66

    64 c hapter 5: c onfiguring the r outer 4 a list of categories is listed under core categories and productivity categories. You can define what content should be viewed/blocked using the allow/deny option. The deny option is used to filter out the content that contains the specific subject matter. C...

  • Page 67

    Firewall 65 figure 54 add schedule rule screen 2 enter a name and comment for the schedule rule in the name and comment fields. 3 specify the schedule rules for the required days and times - note that all times should be in 24 hour format. 4 click apply. Mac address filtering the mac address filter ...

  • Page 68

    66 c hapter 5: c onfiguring the r outer to enable the mac address filtering feature: 1 click enable for the enable mac address filtering option. 2 in the access rule for registered mac address option, select allow or deny to determine the access rights for the list of addresses defined in the mac ad...

  • Page 69

    Firewall 67 to put a computer in the dmz, enter the last digits of its lan ip address in the static ip field. Put the ip address (if known) that will be accessing the dmz pc into the public ip field, so that only the computer on the internet at this address can access this pc without firewall protec...

  • Page 70

    68 c hapter 5: c onfiguring the r outer advanced from the advanced screen, you can configure: ■ nat (network address translation) ■ universal plug and play ■ wan ping blocking ■ remote admin three sub-menu items can also be configures in this page: ■ routing ■ ddns ■ snmp figure 57 advanced screen n...

  • Page 71

    Advanced 69 you turn nat off, the computers on your network will not be able to access the internet. Other problems may also occur. ■ ipsec nat-t pass-through — nat-t (nat traversal) is an internet draft proposed to ietf in order to help the problems associated with passing ipsec traffic through nat...

  • Page 72

    70 c hapter 5: c onfiguring the r outer remote administration allows you to make changes to your router’s settings from anywhere on the internet. You can choose to either: ■ click the check box to enable any pc on the network to remotely manage your router. ■ enter one specific ip address that can r...

  • Page 73

    Advanced 71 ■ 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 and on the screen that appears type in the network address, subnet mask and router. To change an entry, click edit and to delete an entry, click ...

  • Page 74

    72 c hapter 5: c onfiguring the r outer 3com recommends that you only use ripv1 if there is an existing rip-enabled device on your network that does not support ripv2. In all other cases, you should use ripv2. 5 use the poison reverse drop-down list to enable or disable poison reverse on the router....

  • Page 75

    Advanced 73 ddns the router provides a list of dynamic dns providers for you to choose from. Dynamic domain name server (ddns) enables you to map a static domain name to a dynamic ip address. The router supports two ddns providers: tzo.Com and dyndns. Before you set up ddns, you must obtain an accou...

  • Page 76

    74 c hapter 5: c onfiguring the r outer 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 62 snmp screen to configure snmp: 1 in the community column, enter the name of the snmp communicat...

  • Page 77

    System tools 75 snmp trap 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 to send status messages. 2 in the community fie...

  • Page 78

    76 c hapter 5: c onfiguring the r outer reset to factory default figure 64 reset to factory default screen using this option will reset all of the settings in the router to the factory (default) settings. It is recommended that you backup your settings before you restore all of the defaults. To rest...

  • Page 79

    System tools 77 upgrade 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 existed. Figure 66 upgrade screen please download the firmware file to your pc first, and then click browse and select the firmw...

  • Page 80

    78 c hapter 5: c onfiguring the r outer to change the password: 1 enter the current password into the current password field. 2 enter the new password into the new password and confirm new password fields. 3 click apply. The login timeout option allows you to set the period of time that you can be l...

  • Page 81

    System tools 79 a checkmark in the box next to enable daylight saving. The system clock may not update immediately. Allow at least 15 minutes for the router to contact the time servers on the internet and get a response. You cannot set the clock yourself. You can specify which sntp servers the route...

  • Page 82

    80 c hapter 5: c onfiguring the r outer 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. Status figure 70 status screen this screen shows router status and statistics. Ad...

  • Page 83

    Status and logs 81 atm pvc status figure 72 atm pvc status screen this screen shows atm pvc status and statistics. ■ click disconnect to disconnect from your isp. ■ click connect to connect to your isp. Logs figure 73 logs screen this screen shows any attempts that have been made to gain access to y...

  • Page 84

    82 c hapter 5: c onfiguring the r outer support/feedback you can use the support/feedback screen to obtain support and help. Support figure 74 support screen this screen shows support information. Feedback to provide feedback to 3com, please click provide feedback, and this will connect you to 3com ...

  • Page 85: Roubleshooting

    6 t roubleshooting basic connection checks ■ check that the router is connected to your computers and to the telephone line, and that all the equipment is powered on. Check that the lan status and sync leds on the router are illuminated, and that any corresponding leds on the nic are also illuminate...

  • Page 86

    84 c hapter 6: t roubleshooting ■ if you cannot browse to the router, use the winipcfg utility in windows 95/98/me to verify that your computer has received the correct address information from the router. From the start menu, choose run and then enter winipcfg. Check that the computer has an ip add...

  • Page 87

    Wireless networking 85 4 press and hold the reset button on the rear panel (see “rear panel” on page 13 ) for 5 seconds. 5 the router will restart, and when the start-up sequence has completed, browse to: http://192.168.1.1 and run the configuration wizard. You may need to restart your computer befo...

  • Page 88

    86 c hapter 6: t roubleshooting 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 d...

  • Page 89

    Recovering from corrupted software 87 recovering from corrupted software if the system software has become corrupted, the router will enter a “recovery” state; dhcp is enabled, and the lan ip address is set to 192.168.1.1. Follow the instructions below to upload a new copy of the system software to ...

  • Page 90

    88 c hapter 6: t roubleshooting frequently asked questions how do i reset the router to factory defaults? See “forgotten password and reset to factory defaults” on page 84 . How many computers on the lan does the router support? A maximum of 253 computers on the lan are supported. How many wireless ...

  • Page 91: Ip A

    A ip a ddressing the internet protocol suite the internet protocol suite consists of a well-defined set of communications protocols and several standard application protocols. Transmission control protocol/internet protocol (tcp/ip) is probably the most widely known and is a combination of two of th...

  • Page 92

    90 a ppendix a: ip a ddressing for your network to work correctly, all devices on the network must have: ■ the same sub-network address. ■ the same subnet mask. The only value that will be different is the specific host device number. This value must always be unique. An example ip address is ‘192.1...

  • Page 93

    How does a device obtain an ip address and subnet mask? 91 this type of ip address operates on a subnet mask of ‘255.255.0.0’. See table 4 for an example about how a network (only four computers represented) and a router might be configured. Table 4 ip addressing and subnet masking how does a device...

  • Page 94

    92 a ppendix a: ip a ddressing an ip address at random from the industry 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 su...

  • Page 95: Echnical

    B t echnical s pecifications this section lists the technical specifications for the officeconnect adsl 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 in...

  • Page 96

    94 a ppendix b: t echnical s pecifications maximum clients: 128 o/p power 16dbm operating temperature 0 °c to 40 °c (32 °f to 105 °f) power 8va, 25 bthu/hr humidity 0% to 90% (non-condensing) humidity dimensions ■ width = 220 mm (8.7 in.) ■ depth = 133 mm (5.2 in.) ■ height = 38 mm (1.5 in.) weight ...

  • Page 97

    Officeconnect adsl wireless 11g firewall router 95 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 ie...

  • Page 98

    96 a ppendix b: t echnical s pecifications.

  • Page 99: Afety

    C s afety i nformation important safety information warning: warnings contain directions that you must follow for your personal safety. Follow all directions carefully. You must read the following safety information carefully before you install or remove the unit: warning: the router generates and u...

  • Page 100

    98 a ppendix c: s afety i nformation warning: rj-45 ports. These are shielded rj-45 data sockets. They cannot be used as telephone sockets. Only connect rj-45 data connectors to these sockets. Wichtige sicherheitshinweise vorsicht: warnhinweise enthalten anweisungen, die sie zu ihrer eigenen sicherh...

  • Page 101

    99 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 dem ausb...

  • Page 102

    100 a ppendix c: s afety i nformation conditions ne sont maintenues que si l'équipement auquel il est raccordé fonctionne dans les mêmes conditions. Avertissement: il n’y a pas de parties remplaceables par les utilisateurs ou entretenues par les utilisateurs à l’intérieur du moyeu. Si vous avez un p...

  • Page 103: Ser

    D e nd u ser s oftware l icense a greement 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") to its customers for their use...

  • Page 104

    102 a ppendix d: e nd u ser s oftware l icense a greement and developed solely at private expense. The software is delivered as "commercial computer software" as defined in dfars 252.227-7014 (june 1995) or as a commercial item as defined in far 2.101(a) and as such is provided with only such rights...

  • Page 105: Btaining

    E o btaining s upport for y our p roduct register your product warranty and other service benefits start from the date of purchase, so it is important to register your product quickly to ensure you get full use of the warranty and other service benefits available to you. Warranty and other service b...

  • Page 106

    104 a ppendix e: o btaining s upport for y our p roduct troubleshoot online you will find support tools posted on the 3com web site at www.3com.Com . 3com knowledgebase helps you troubleshoot 3com products. This query-based interactive tool is located at http://knowledgebase.3com.Com and contains th...

  • Page 107

    Contact us 105 to send a product directly to 3com for repair, you must first obtain a return authorization number (rma). Products sent to 3com, without authorization numbers clearly marked on the outside of the package, will be returned to the sender unopened, at the sender’s expense. If your produc...

  • Page 108

    106 a ppendix e: o btaining s upport for y our p roduct austria belgium denmark finland france germany hungary ireland israel italy 0800 297 468 0800 71429 800 17309 0800 113153 0800 917959 0800 182 1502 06800 12813 1 800 553 117 1800 945 3794 800 879489 luxembourg netherlands norway poland portugal...

  • Page 109

    Contact us 107 us and canada telephone technical support and repair 1 800 876 3266 country telephone number country telephone number.

  • Page 110

    108 a ppendix e: o btaining s upport for y our p roduct.

  • Page 111: Lossary

    G lossary 802.11b the ieee specification for wireless ethernet which allows speeds of up to 11 mbps. The standard provides for 1, 2, 5.5 and 11 mbps data rates. The rates will switch automatically depending on range and environment. 802.11g the ieee specification for wireless ethernet which allows s...

  • Page 112

    110 g lossary common speed. The order of preference (best first) is: 100base-tx full duplex, 100base-tx half duplex, 10base-t full duplex, and 10base-t half duplex. Auto-negotiation is defined in the ieee 802.3 standard for ethernet and is an operation that takes place in a few milliseconds. Bandwid...

  • Page 113

    G lossary 111 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 ...

  • Page 114

    112 g lossary ieee institute of electrical and electronics engineers. This american organization was founded in 1963 and sets standards for computers and communications. Ietf internet engineering task force. An organization responsible for providing engineering solutions for tcp/ip networks. In the ...

  • Page 115

    G lossary 113 mac media access control. A protocol specified by the ieee for determining which devices have access to a network at any one time. Mac address media access control address.Also called the hardware or physical address. A layer 2 address associated with a particular network device. Most ...

  • Page 116

    114 g lossary router a device that acts as a central hub by connecting to each computer's network interface card and managing the data traffic between the local network and the internet. Server a computer in a network that is shared by multiple end stations. Servers provide end stations with access ...

  • Page 117

    G lossary 115 universal plug and play universal plug and play is a system which allows 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 fe...

  • Page 118

    116 g lossary 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 25...

  • Page 119

    117 r egulatory n otices g eneral s tatements the 3com officeconnect adsl 11g firewall router, model number: wl-542 (3crwdr100a-72, 3crwdr100a-72, 3crwdr100a-72) must be installed and used in strict accordance with the manufacturer's instructions as described in the user documentation that comes wit...

  • Page 120

    118 interference that may cause undesired operation. I ndustry c anada - rf c ompliance this device complies with rss 210 of industry canada. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including ...

  • Page 121

    119 note: to ensure product operation is in compliance with local regulations, select the country in which the product is installed. Refer to 3crwdr100a-72, 3crwdr100a-72, 3crwdr100a-72 user guide. A copy of the signed declaration of conformity can be downloaded from the product support web page for...

  • Page 122

    120 eu - r estrictions for u se in the 2.4gh z band this device may be operated indoors or outdoors in all countries of the european community using the 2.4ghz band: channels 1 - 13, except where noted below. ■ in italy the end-user must apply for a license from the national spectrum authority to op...

  • Page 123: Ndex

    I ndex numbers 128-bit wep 46 128-bit wep screen 46 1483 bridge mode 55 64-bit wep screen 47 a access control screen 62 add pc screen 63 add schedule rule screen 65 addresses ip 85 admin password screen 75 adsl status screen 77 advanced screen 68 automatic addressing 87 b backup/restore settings scr...

  • Page 124

    122 i ndex configuring 56 mac address filtering screen 66 mode 30 n nat (network address translation) 68 nat-t (nat traversal) 68 network addresses 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 s...