Advantech UniGateway EH-2101W User Manual
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Advantech UniGateway EH-2101W User Manual

Advantech UniGateway EH-2101W User Manual

Advantech unigateway broadband wireless gateway
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EH-2101W

Broadband Wireless Gateway

WiFi Compliant Wireless Access Point
Broadband Internet Access
4-Port Switching Hub
Dial-in RAS
Print Server
User Manual
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Summary of Contents for Advantech UniGateway EH-2101W

  • Page 1: Broadband Wireless Gateway

    EH-2101W Broadband Wireless Gateway WiFi Compliant Wireless Access Point Broadband Internet Access 4-Port Switching Hub Dial-in RAS Print Server User Manual...

  • Page 2: Table Of Contents

    ABLE OF ONTENTS CHAPTER 1 INTRODUCTION ..................... 1 UniGateway EH-2101W Features..................1 Package Contents ......................4 Physical Details........................4 CHAPTER 2 INSTALLATION....................8 Requirements........................8 Procedure ........................... 8 CHAPTER 3 SETUP ......................10 Overview .......................... 10 Configuration Program ....................11 Setup Wizard ........................
  • Page 3 Options ..........................73 Printer Port........................75 MAC Address ........................76 Routing ..........................77 APPENDIX A TROUBLESHOOTING ................81 Overview .......................... 81 General Problems ......................81 Internet Access......................... 81 Wireless Access ........................ 82 Printing..........................83 Dial-in Access........................86 APPENDIX B ABOUT WIRELESS LANS................88 Modes ..........................

  • Page 4: Chapter 1 Introduction

    Shared Internet Access. All users on the LAN or WLAN can access the Internet through the UniGateway EH-2101W, using only a single external IP Address. The local (invalid) IP Addresses are hidden from external sources. This process is called NAT (Network Address Translation).

  • Page 5: Wireless Features

    • DHCP Server Support. Dynamic Host Configuration Protocol provides a dynamic IP address to PCs and other devices upon request. The UniGateway EH-2101W can act as a DHCP Server for devices on your local LAN and WLAN. • Multi Segment LAN Support.

  • Page 6: Security Features

    LAN. And, if the Internet connection exists, it can also (optionally) be configured via the Internet. • UPnP Support. UPnP (Universal Plug and Play) allows automatic discovery and con- figuration of the UniGateway EH-2101W. UPnP is supported by Windows ME, XP, or later. RAS (Remote Access Services) • RAS Dial-in.

  • Page 7: Package Contents

    UniGateway EH-2101W User Manual width and so many resources that Internet access becomes unavailable. The UniGateway EH-2101W incorporates protection against DoS attacks. Package Contents The following items should be included: • The UniGateway EH-2101W Unit • Wireless PCMCIA Card •...
  • Page 8 Introduction Wireless On - Wireless connection available; Wireless Access Point is ready for use. Off - No Wireless connection available. Flashing - Data is transmitted or received via the Wireless access point. This includes "network traffic" as well as user data. On - Connection to the modem attached to the WAN (Internet) port is established.

  • Page 9: Rear Panel

    3. Keep holding the Reset Button for a few seconds, until the RED LED has flashed TWICE. 4. Release the Reset Button. The UniGateway EH-2101W is now using the factory default values. Insert the supplied Wireless PCMCIA card into this slot.

  • Page 10: Dip Switches

    • • • 5. The UniGateway EH-2101W will now reset, and the Red Status LED flash. The following changes will have been made. (Other configuration data is unchanged.) • IP Address set to its default value of 192.168.0.1 •...

  • Page 11: Chapter 2 Installation

    • Apple Macintosh • Unix (LPD printing) Procedure Figure 3: Installation Diagram 1. Choose an Installation Site Select a suitable place on the network to install the UniGateway EH-2101W. Ensure the UniGateway EH-2101W and the DSL/Cable modem are powered OFF.
  • Page 12 Note: If the "Uplink" port is used, LAN port 1 can NOT be used. 4. Connect WAN Cable Connect the DSL or Cable modem to the WAN port on the UniGateway EH-2101W. Use the cable supplied with your DSL/Cable modem. If no cable was supplied, use a standard cable.

  • Page 13: Chapter 3 Setup

    PCs on your local LAN may also require configuration. For details, see Chapter 4 - PC Con- figuration. Other configuration may also be required, depending on which features and functions of the UniGateway EH-2101W you wish to use. Use the table below to locate detailed instructions for the required functions. To Do this: Refer to: Configure PCs on your LAN.

  • Page 14: Configuration Program

    Network Places (previously called Network Neighborhood). • Double - click the icon for the UniGateway EH-2101W (either on the Desktop, or in My Network Places) to start the configuration. Refer to the following section Setup Wizard for details of the initial configuration process.
  • Page 15 255.255.255.0. See Chapter 4 - PC Configuration for details on check- ing your PC's TCP/IP settings. • Ensure that your PC and the UniGateway EH-2101W are on the same network segment. (If you don't have a router, this must be the case.)

  • Page 16: Setup Wizard

    Setup Setup Wizard The first time you connect to the UniGateway EH-2101W, the Setup Wizard will run auto- matically. (The Setup Wizard will also run if the UniGateway EH-2101W's default setting are restored.) 1. Start the Wizard, and step through it until finished.

  • Page 17: Home Screen

    UniGateway EH-2101W User Manual Other Modems (e.g. Broadband Wireless) Type Details ISP Data required Dynamic Your IP Address is allocated None. IP Address automatically, when your connect to you ISP. Static (Fixed) Your ISP allocates a permanent IP Address allocated to you.

  • Page 18: Lan Screen

    TCP/IP IP Address IP address for the UniGateway EH-2101W, as seen from the local LAN. Use the default value unless the address is already in use or your LAN is using a different IP address range. In the latter case, enter an unused IP Address from within the range used by your LAN.
  • Page 19 You can only use one (1) DHCP Server per LAN segment. If you wish to use another DHCP Server, rather than the UniGateway EH-2101W's, the following procedure is required. 1. Disable the DHCP Server feature in the UniGateway EH-2101W. This setting is on the LAN screen.

  • Page 20: Wireless Screen

    The Wireless Access Point settings must match the other Wireless stations. To change the UniGateway EH-2101W's default settings for the Wireless Access Point feature, use the Wireless link on the main menu to reach the Wireless screen. An example screen is shown below.

  • Page 21: Access Point

    UniGateway EH-2101W User Manual • WEP (Wired Equivalent Privacy) status will display "Enabled" or WEP data "Disabled", depending on whether WEP is being used. If used, encryption data is Encrypted before being transmitted, making communica- tion more secure. • Click the "Configure WEP" button to access the WEP sub-screen, and view or change the WEP settings.
  • Page 22 Setup WEP Screen This screen is accessed by clicking the "Configure WEP" button on the Wireless screen. An example WEP screen is shown below. Note that in IE, the "Key Table" is only displayed when required. Figure 7: WEP Screen Data - WEP Screen WEP Data Encryption Authentication...

  • Page 23: Password Screen

    The password screen allows you to assign a password to the UniGateway EH-2101W. Figure 8: Password Screen Once you have assigned a password to the UniGateway EH-2101W (on the Password screen above) you will be prompted for the password when you connect, as shown below. (If no password has been set, this dialog will not appear.)

  • Page 24: Chapter 4 Pc Configuration

    Sharing the Printer connected to the UniGateway EH-2101W. The first step is to check the PC's TCP/IP settings. The UniGateway EH-2101W uses the TCP/IP network protocol for all functions, so it is essential that the TCP/IP protocol be installed and configured on each PC.

  • Page 25: Using Dhcp

    To use DHCP, select the radio button Obtain an IP Address automatically. This is the default Windows settings. Restart your PC to ensure it obtains an IP Address from the UniGateway EH-2101W. Using "Specify an IP Address" If your PC is already configured, check with your network administrator before making the...
  • Page 26 PC Configuration • On the Gateway tab, enter the UniGateway EH-2101W's IP address in the New Gateway field and click Add, as shown below. Your LAN administrator can advise you of the IP Address they assigned to the UniGateway EH-2101W.
  • Page 27 Checking TCP/IP Settings - Windows 2000: 1. Select Control Panel - Network and Dial-up Connection. 2. Right click the Local Area Connection icon and select Properties. You should see a screen like the following: Figure 14: Network Configuration (Win 2000) 3.
  • Page 28 To use DHCP, select the radio button Obtain an IP Address automatically. This is the default Windows setting. Restart your PC to ensure it obtains an IP Address from the UniGateway EH-2101W. Using a fixed IP Address ("Use the following IP Address") If your PC is already configured, check with your network administrator before making the following changes.
  • Page 29 Checking TCP/IP Settings - Windows XP 1. Select Control Panel - Network Connection. 2. Right click the Local Area Connection and choose Properties. You should see a screen like the following: Figure 16: Network Configuration (Windows XP) 3. Select the TCP/IP protocol for your network card. 4.
  • Page 30 To use DHCP, select the radio button Obtain an IP Address automatically. This is the default Windows settings. Restart your PC to ensure it obtains an IP Address from the UniGateway EH-2101W. Using a fixed IP Address ("Use the following IP Address") If your PC is already configured, check with your network administrator before making the following changes.

  • Page 31: For Windows Xp

    Internet Access To configure your PCs to use the EH-2101W for Internet access: • Ensure that the DSL modem, Cable modem, or other permanent connection is functional. • Use the following procedure to configure your Browser to access the Internet via the LAN, rather than by a Dial-up connection.

  • Page 32: Printer Setup For Windows

    PC Configuration Printer Setup for Windows The EH-2101W provides printing support for 2 methods for printing from Windows: • Print Port Driver. After installing the Print Port Driver, Windows users can print di- rectly to the EH-2101W. Print jobs are spooled (queued) on each PC. The supplied Print Port Driver supports Windows 95/98, Windows ME, Windows NT4.0, Windows 2000 and Windows XP.

  • Page 33: Port Options

    Under Windows 95, if you see the following error message, either install Internet Explorer 4 or later, or follow the pro- cedure in the "Trouble Shooting - Printing" section of Appendix A. 7. A pop-up message will inform you if the port has been created successfully, and then the Windows Add Printer wizard will start.
  • Page 34 PC Configuration Figure 19: Print Port Configuration Items shown on this screen are as follows: If desired, click Browse to select a different device. (The Select Port Device Port button is provided to allow this software to work with multi-port models.) The Port Name is shown in the Printer's Properties.
  • Page 35 LPD/LPR Printing LPD/LPR printing can be used with Windows NT 4.0 Server or Windows 2000. No software needs to be installed on client PCs. Windows NT 4.0 Server Configuration To use LPD printing, Microsoft TCP/IP Printing must be installed and enabled. This can be checked using Start-Settings-Control Panel-Network - Services.
  • Page 36 PC Configuration Windows 2000 Server Configuration The LPD/LPR Port is not enabled by default. To enable it, use this procedure: 1. In Control Panel, select Add/Remove Programs, then Windows Components. 2. Select Other Network File and Print Services, then click the Details button. Figure 20: Adding LPD/LPR Port (Win 2000) 3.
  • Page 37 Figure 21: Windows 2000: Select Port 4. In the Dialog requesting Name or Address of server providing lpd, enter the IP address of the EH-2101W. 5. For Name of printer or print queue on that server, enter L1 6. Click OK, and then Next, and continue the Wizard. 7.

  • Page 38: Macintosh Clients

    • Ensure your DNS settings are correct. Printing If you wish to share the printer connected to the UniGateway EH-2101W, using a LaserWriter or compatible is required. Installing the Printer To gain access to the printer connected to the UniGateway EH-2101W, follow this procedure: 1.

  • Page 39: Linux Clients

    Linux Clients To access the Internet via the EH-2101W, it is only necessary to set the EH-2101W as the "Gateway". Ensure you are logged in as "root" before attempting any changes. Fixed IP Address By default, most Unix installations use a fixed IP Address. If you wish to continue using a fixed IP Address, make the following changes to your configuration.

  • Page 40: Other Unix Systems

    PC Configuration Remote Queue Where n is the Logical Printer number (L1, L2, L3). Logical Printers can be configured on the EH-2101W's Op- tions- Printer Port screen. 4. Save this data, and exit the Printer Configuration. Configuration is now completed, and the printer is now available for use.

  • Page 41: Chapter 5 Operation And Status

    This Chapter details the operation of the UniGateway EH-2101W and the status screens. Operation Once both the UniGateway EH-2101W and the PCs are configured, operation is automatic. However, there are some situations where additional Internet configuration may be required: •...
  • Page 42 For additional information about the PCs on your LAN, and the IP addresses allocated to them, use the PC Database option on the Advanced menu. System This displays the current name of the UniGateway EH-2101W. Device Name Firmware Version The current version of the firmware installed in the UniGateway EH-2101W.
  • Page 43 Buttons View the details of the current Internet connection. The sub- Connection Details screen displayed will depend on the connection method used. See the following sections for details of each sub-screen. Access Log View details of outgoing connections to the internet. Display all system information in a sub-window.

  • Page 44: Connection Status - Pppoe

    Operation and Status Connection Status - PPPoE If using PPPoE (PPP over Ethernet), a screen like the following example will be displayed when the "Connection Details" button is clicked. Figure 23: PPPoE Status Screen Data - PPPoE Status Screen Connection Physical Address The hardware address of this device, as seen by remote devices on the Internet.
  • Page 45 fresh button will update the messages shown on screen. Buttons Connect If not connected, establish a connection to your ISP. Disconnect If connected to your ISP, hang up the connection. Delete all data currently in the Log. This will make it easier to Clear Log read new messages.

  • Page 46: Connection Status - Pptp

    Operation and Status Connection Status - PPTP If using PPTP (Peer-to-Peer Tunneling Protocol), a screen like the following example will be displayed when the "Connection Details" button is clicked. Figure 24: PPTP Status Screen Data - PPTP Status Screen Connection Physical Address The hardware address of this device, as seen by remote devices on the Internet.
  • Page 47 Disconnect If connected to your ISP, hang up the connection. Clear Log Delete all data currently in the Log. This will make it easier to read new messages. Update the data on screen. Refresh...

  • Page 48: Connection Details - Fixed/Dynamic Ip Address

    Operation and Status Connection Details - Fixed/Dynamic IP Address If your access method is neither PPPoE nor PPTP, a screen like the following example will be displayed when the "Connection Details" button is clicked. Figure 25: Connection Details Screen Data - Connection Details Screen Internet The hardware address of this device, as seen by remote devices on Physical Address...
  • Page 49 the EH-2101W, this button will say "Renew". Clicking the "Re- new" button will attempt to re-establish the connection and obtain an IP Address from the ISP's DHCP Server. Update the data shown on screen. Refresh...

  • Page 50: Connection Status - Serial Port

    Operation and Status Connection Status - Serial Port An example screen is shown below. Figure 26: Serial Port Status Screen Data - Serial Port Status Screen Connection Status Port Status This shows the current port operation. Possible values are: • Internet Access •...

  • Page 51: Connection Log

    UniGateway EH-2101W. User There are 2 possibilities: • For Internet Access, this shows the Internet Account name. • For Dial-in operations, this shows the current user. Phone Line Speed The connection speed over the phone line, between your modem and the number dialed, as reported by your modem.
  • Page 52 Operation and Status Try to hang up Attempting to get the modem to hang up. Time out There was no response from the modem No carrier The number dialed did not answer. No answer Idle timer expires "Disconnect after Idle Time" is Enabled, and the Time-out period has been reached.

  • Page 53: Chapter 6 Advanced Features

    Chapter 6 Advanced Features This Chapter explains when and how to use the UniGateway EH-2101W's "Advanced" Features. Overview The following advanced features are provided. • Special Applications • • Virtual Servers • Dynamic DNS • Remote Management • Dial-in. Please see the following chapter for full details of the Dial-in feature.

  • Page 54: Advanced Internet Screen

    Figure 28: Internet Screen Conferencing & Telephony Most applications are supported transparently by the UniGateway EH-2101W. But sometimes it is not clear which PC should receive an incoming connection. This problem could arise with the following Conferencing & Telephony applications: •...

  • Page 55: Special Applications

    Conferencing & Telephony Select an Application This lists applications which may generate incoming connections, where the destination (on your local LAN) is unknown. Send incoming calls to This lists the PCs on your LAN. • If necessary, you can add PCs manually, using the "PC Database"...
  • Page 56 Advanced Features Data - Special Applications Screen Use this to Enable or Disable this Special Application as required. Checkbox Name Enter a descriptive name to identify this Special Application. • Type - Select the protocol (TCP or UDP) used when you receive data Incoming from the special application or service.

  • Page 57: Dmz

    This feature, if enabled, allows one (1) computer on your LAN to be exposed to all users on the Internet, allowing unrestricted 2-way communication between the "DMZ PC" and other Internet users or Servers. • This allows almost any application to be used on the "DMZ PC". •...
  • Page 58 Advanced Features Data - URL Filter Screen Filter Strings This lists any existing entries. If you have not entered any values, this Current Entries list will be empty. Add Filter String To add an entry to the list, enter it here, and click the "Add" button. An entry may be a Domain name (e.g.

  • Page 59: Virtual Servers

    Virtual Servers This feature allows you to make Servers on your LAN accessible to Internet users. Normally, Internet users would not be able to access a server on your LAN because: • Your Server does not have a valid external IP Address. •...
  • Page 60 Advanced Features Virtual Servers Screen The Virtual Servers screen is reached by the Virtual Servers link on the Advanced screen. An example screen is shown below. Figure 32: Virtual Servers Screen This screen lists a number of pre-defined Servers, and allows you to define your own Servers. Details of the selected Server are shown in the "Properties"...
  • Page 61 Buttons This will delete any Servers you have defined, and set the pre- Defaults defined Servers to use their default port numbers. Disable All This will cause the "Enable" setting of all Virtual Servers to be set OFF. Add a new entry to the Virtual Server list, using the data shown in the "Properties"...

  • Page 62: Dynamic Dns (Domain Name Server)

    If your preferred Domain name is unavailable, a message will be displayed. Enter another name, keep trying until you find some variation which is available. • The UniGateway EH-2101W will then automatically ensure that your current IP Address is recorded at http://www.dyndns.org •...
  • Page 63 Data - Dynamic DNS Screen DDNS Service • You must sign up first to create a new account before using the DDNS Service service. The service is free. • Click this link to connect to the www.dyndns.org Web site. • Your initial password will be E-mailed to you;...

  • Page 64: Remote Management

    Advanced Features Remote Management This feature allows you to manage the UniGateway EH-2101W via the Internet. Figure 34: Remote Management Screen Data - Remote Management Screen Remote Management Enable Remote Enable to allow management via the Internet. If Disabled, this device Management will ignore management connection attempts from the Internet.

  • Page 65: Chapter 7 Dial-In

    Overview • Each Dial-in user should have a separate log-in and password. Each person requiring dial- in access is entered in the UniGateway EH-2101W's user database, using the Dial-in Us- ers screen. • The dial-in user can use their Dial-up Networking software, as used for Internet access, to connect to the UniGateway EH-2101W.
  • Page 66 Dial-in Data - Dial-in Users Screen Modem • If using a permanent connection or leased line, select "Perma- Modem nent Connection (leased line)". • If your modem or ISDN TA is in the drop-down list, just select • If your modem is not in the list, select the appropriate "Stan- dard Modem"...
  • Page 67 Dial-in PPP Select the desired security option for log-in: Link • PAP has widespread support; almost all communications systems support it. This is the default setting, and compatible with the default settings for Dial-up Networking in Windows. • CHAP is more secure than PAP; the password is encrypted before transmission.

  • Page 68: User List

    Dial-in Dial-in Users Screen This screen is reached via the Dial-in Users button on the Dial-in screen. • All defined users are listed. If you have not defined any users, only the "guest" user will be listed. • When a user is selected, their data is displayed in the "User Properties" area, where it can be modified if desired.

  • Page 69: Adding A New User

    Enforce con- If checked, each connection will be terminated if it exceeds the time nection time limit. If not checked, each connection will continue until terminated by the remote user. limit Select the desired option Call back • Disabled - call back is not used. •...
  • Page 70 Dial-in Modem Properties Screen This screen is reached via the Modem Properties button on the Dial-in screen. • Normally, it is not necessary to change these settings. • Refer to your Modem's user manual to determine the "AT" commands it supports. Figure 37: Modem Properties Screen Data - Modem Properties Screen Initial String...

  • Page 71: Client Pcs - Using Dial-In

    Client PCs - Using Dial-in This section describes how to configure your PC to use the UniGateway EH-2101W's RAS Dial-in feature. To use the RAS Dial-in feature of the UniGateway EH-2101W: • An Analog Modem or ISDN TA must be connected to the Serial Port on the UniGateway EH-2101W.
  • Page 72 UniGateway EH- 2101W's modem. 4. Upon connection, the UniGateway EH-2101W will allocate an IP Address to your PC. To other LAN users and devices, you will appear to be a normal LAN user. However, Micro-...

  • Page 73: Chapter 8 Advanced Configuration

    Chapter 8 Advanced Configuration This Chapter explains the settings available via the Advanced configuration section of the "Advanced" menu. Overview Normally, it is not necessary to use these screens, or change any settings. These screens and settings are provided to deal with non-standard situations, or to provide additional options for advanced users.

  • Page 74: Pc Database Screen

    By default, non-Server versions of Windows act as "DHCP Clients"; this setting is called "Obtain an IP Address automatically". • The UniGateway EH-2101W uses the "Hardware Address" to identify each PC, not the name or IP address. The "Hardware Address" can only change if you change the PC's net- work card or adapter.
  • Page 75 Delete Delete the selected PC from the list. This should be done in 2 situa- tions: • The PC has been removed from your LAN. • The entry is incorrect. Update the data on screen. Refresh Generate Report Display a read-only list showing full details of all entries in the PC database.

  • Page 76: Options

    Advanced Configuration Options This screen allows advanced users to enter or change a number of settings. For normal opera- tion, there is no need to use this screen or change any settings. An example Options screen is shown below. Figure 40: Options Screen Data - Options Screen Backup DNS IP Address...
  • Page 77 Internet connection so you can not use it - the service is unavailable. • The UniGateway EH-2101W uses "Stateful Inspection" technol- ogy. This system can detect situations where individual TCP/IP packets are valid, but collectively they become a DoS attack.

  • Page 78: Printer Port

    Advanced Configuration Printer Port Normally, these settings do not need to be changed. Figure 41: Printer Port Screen AppleTalk This determines which Apple systems can gain access to this AppleTalk zone printer. The default value is *, which allows access by all sys- tems.

  • Page 79: Mac Address

    • If your ISP has already recorded a MAC address, you can change the address used by the UniGateway EH-2101W to match the address recorded by your ISP. MAC Address Screen Select MAC Address from the Advanced menu to reach a screen like the example below.

  • Page 80: Routing

    If you don't have other Routers or Gateways on your LAN, you can ignore the "Routing" page completely. • If the UniGateway EH-2101W is only acting as a Gateway for the local LAN segment, ignore the "Routing" page even if your LAN has other Routers. •...

  • Page 81: Static Routing

    For class "C" networks, the default mask is 255.255.255.0 • Gateway IP Address - The IP Address of the Gateway or Router which the UniGateway EH-2101W must use to commu- nicate with the destination above. (NOT the router attached to the remote segment.) •...
  • Page 82 It is essential that all IP packets for devices not on the local LAN be passed to the UniGateway EH-2101W, so that they can be forwarded to the external LAN, WAN, or Internet. To achieve this, the local LAN must be configured to use the UniGateway EH-2101W as the Default Route or Default Gateway.
  • Page 83 Segment 2 (192.168.2.xx) Figure 44: Routing Example For the UniGateway EH-2101W's Routing Table For the LAN shown above, with 2 routers and 3 LAN segments, the UniGateway EH-2101W requires 2 entries as follows. Entry 1 (Segment 1) Destination IP Address 192.168.1.0...

  • Page 84: Appendix A Troubleshooting

    This chapter covers some common problems that may be encountered while using the Uni- Gateway EH-2101W and some possible solutions to them. If you follow the suggested steps and the UniGateway EH-2101W still does not function properly, contact your dealer for further advice.

  • Page 85: Wireless Access

    Some applications do not run properly when using the UniGateway. Solution 2: The UniGateway EH-2101W processes the data passing through it, so it is not transparent. Use the Special Applications feature to allow the use of Internet applications which do not function correctly.

  • Page 86: Printing

    Appendix A - Troubleshooting Printing Problem 1: When I tried to install the Printing software for Peer-to-Peer printing, I received an error message and the installation was aborted.. Solution 1: This may be caused by an existing installation of the printer port software. Before attempting another installation: •...
  • Page 87 7. Click the Add Port button. On the resulting screen, select Other, then Shared Port, as the port to add, as shown below. 8. Click OK to see the Print Port Configuration screen, as shown below.
  • Page 88 On my Macintosh, I can't find the printer connected to the UniGate- way EH-2101W.. Solution 3: Check the following settings on the UniGateway EH-2101W's Printer Port screen, accessed from the "Advanced" menu: • AppleTalk Zone - If the zone is set to a zone name, only computers in that zone will be able to use the printer.

  • Page 89: Dial-In Access

    Call-back settings are correct for this user. • Modem settings are correct. • Both the UniGateway EH-2101W and the remote PC are using the same settings for the login authentication (PAP, CHAP, MSCHAP). Check the Modem • Modem is properly connected and powered on.
  • Page 90 In this situation, the DHCP Server must still allocate an IP Address to the Dial-in user. To set this IP Address: 1. Connect to the UniGateway EH-2101W 2. On the LAN screen, locate the DHCP Server section, and set both the Start IP Address and the Finish IP Address to the IP Address you wish to be assigned to the Dial-in user.

  • Page 91: Appendix B About Wireless Lans

    Appendix B About Wireless LANs This Appendix provides some background information about using Wireless LANs (WLANs). Modes Wireless LANs can work in either of two (2) modes: • Ad-hoc • Infrastructure Ad-hoc Mode Ad-hoc mode does not require an Access Point or a wired (Ethernet) LAN. Wireless Sta- tions (e.g.

  • Page 92: Channels

    Appendix B - About Wireless LANs Channels The Wireless Channel sets the radio frequency used for communication. • Access Points use a fixed Channel. You can select the Channel used. This allows you to choose a Channel which provides the least interference and best performance. In the USA and Canada, 11 channel are available.

  • Page 93: Appendix Cat Commands

    UniGateway EH-2101W's serial (RS232 port). It is not relevant to Cable or DSL modems connected to the WAN (Ethernet) port. Required Settings For the UniGateway EH-2101W to use the Serial Port correctly, the modem or ISDN TA must be set as follows. Setting...
  • Page 94 Appendix C - AT commands Figure 45: Connection Properties (W95/98) 4. Select Advanced to see the screen below. Figure 46: Advanced Connection (W95/98) 5. Check the option Record a log file. Then click OK and exit. 6. Use Dial-up Networking to make your on-line connection normally. A log file MODEMLOG.TXT will be created in your Windows directory.

  • Page 95: Standard At Commands

    Standard AT Commands Most modems use the standard AT commands, as shown in the following tables. Consult the manual for your modem to set what AT commands it supports. Note that the trailing "n" in many commands indicates a number. The allowable numbers, and their effect, are listed below the command.
  • Page 96 Appendix C - AT commands ATLn Speaker volume control. n=0-7 ATMn Speaker control Speaker always off Speaker on until carrier is detected Speaker always on Speaker on after last digit dialed, off at carrier detect ATNn Ring volume control, n=0 disables ring function. (n=0..7) Return to on-line state Pulse dial ATQn...
  • Page 97 Extended "AT&" Commands (Includes RTS/CTS Flow Control Commands) Command Description &Bn Data rate, terminal-to-modem &B1 DTE/DCE rate fixed at DTE setting &Cn Carrier Detect operations &C1 Carrier Detect tracks presence of carrier &Dn Data Terminal Ready (DTR) operations &D2 DTR off causes modem to hang up &F Load the default factory settings, &Kn...

  • Page 98: Appendix D Specifications

    Appendix D Specifications Broadband Wireless Gateway Model UniGateway EH-2101W Dimensions 184 mm (W) * 152mm (D) * 52 mm(H) Operating Temperature 0° C to 40° C Storage Temperature -10° C to 70° C Network Protocol: TCP/IP Network Interface: 6 Ethernet: 4 * 10/100BaseT (RJ45) LAN connection 1 * "uplink"...

  • Page 99: Pcmcia Wireless Card

    PCMCIA Wireless Card Interface PCMCIA 68pin, 16bit data Standards IEEE802.11b WLAN, PCMCIA 2.1, JEIDA 4.2 Frequency 2.4 to 2.4835GHz ( Industrial Scientific Medical Band ) Channels Maximum 14 Channels, depending on regulatory authorities Data Rate 11 / 5.5 / 2 / 1 Mbps Coverage Area Closed Space : 25m @11Mbps, 100m @5.5Mbps or lower Power...

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