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Nlynx Wireless Gateway User Manual

Nlynx wireless gateway user's guide
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Wireless Gateway
6
User's Guide
7
8
Rev. 01 (Oct., 2001)
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Summary of Contents for Nlynx Wireless Gateway

  • Page 1 Wireless Gateway User's Guide Rev. 01 (Oct., 2001)

  • Page 2: Ce Mark Warning

    FCC Warning This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

  • Page 3: Table Of Contents

    Table of Contents 1. Introduction ...5 Features... 5 2. External Components...7 Back Panel ... 7 Front Panel... 8 3. Web Configuration ...10 Basic Setup ... 12 Broadband Router ... 13 Wireless AP...17 Print Server ...19 Admin Password...21 Advanced Settings... 22 DHCP Server...
  • Page 4 Tools... 65 Reset...65 Factory Reset... 66 Print Test ...66 PPPoE Connect and PPPoE Disconnect ...66 Help ... 68 4. Appendix...69 Device Utility... 69 Installation... 69 Using Device Utility ... 70 Changing IP Address ...71 Firmware Upgrade ...71 Specifications...… 7 2...

  • Page 5: Introduction

    Internet access, wireless station support, and network-based printing. This guide describes the Wireless Gateway and explains how to configure and install it. Because the Wireless Gateway supports many complex technologies, and because requirements differ greatly from location to location, the Wireless Gateway should be configured and installed by competent technical personnel familiar with the networking environment it will be used in.
  • Page 6 Full selection of wireless channels (number depends on region of sale) Supports TCP/IP and AppleTalk printing protocols Configurable as a DHCP (Dynamic Host Configuration Protocol) server “Port Forwarding” function for outside access to specified local servers “DMZ Host” function “Port Open” function for control of Internet gaming Configurable for NAT or router mode Up to sixteen static routes, individually configurable for LAN or WAN interface...

  • Page 7: External Components

    External Components This section describes the back and front panels of the Wireless Gateway in details. Back Panel Following are explanations of the items on the Wireless Gateway's back panel: Antennae: The antennae at the back panel carry radio-frequency signals between wireless stations and the Wireless Gateway's wireless bridge (the interface between the wireless and wired parts of the LAN).

  • Page 8: Front Panel

    Parallel port: A Centronics-type connector for a standard printer cable. Front Panel The Wireless Gateway's LED indicators are located on the unit's front panel: Power: Illuminates whenever the unit has power. Wireless: Illuminates when the wireless AP (access point) is ready but idle;...
  • Page 9 LPT LED low speed flashing 1 long 2 short 1 long 3 short 1 long 5 short 1 long 6 short 1 long 7 short 1 long 8 short 1 long 9 short 1 long 11 short 1 long 12 short 1 long 14 short 1 long...

  • Page 10: Web Configuration

    WAN port (including “ping” requests and HTTP requests to the built-in Web-based configuration utility) are disabled. The requirements for configuring the Wireless Gateway are (1) a computer equipped with an Ethernet interface and a recent, frames-capable, Javascript-enabled World Wide Web browser, and (2) an Ethernet cable.
  • Page 11 HTTP proxy server, either turn off the setting or put the Wireless Gateway's IP address in the list of unproxied hosts. 3. Power up the Wireless Gateway and wait about 15 seconds while it boots up. 4. Command the browser to access the following URL: http://192.168.0.254/...

  • Page 12: Basic Setup

    Basic Setup The settings panels under the Basic Setup menu contain settings that almost always must be adjusted to let the Wireless Gateway operate at all. Four settings panels can be accessed from the Basic Setup menu: Broadband Router Wireless AP...
  • Page 13 The setting is ignored if the ISP does not require it. It is most often required on DHCP-based links, where it is sometimes referred to as the DHCP client's (that is, the Wireless Gateway's) “host name.” If the ISP requires this item, click in the Router Name input box and enter the correct name as shown in the materials received from the ISP.
  • Page 14 Class C IP network or a subnet of such a network. In the case that ISP give you a single globally legal IP address to be assigned to the Wireless Gateway's WAN port, you will have to use what are called “private addresses” on the LAN.
  • Page 15 In almost all cases your ISP will provide you with the IP addresses of two or more DNS (Domain Name System) servers. Click in the boxes provided and type in the addresses carefully. If you set the Wireless Gateway up as a DHCP...
  • Page 16 Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the Wireless Gateway. Note: If you have changed the IP address in the Wireless...
  • Page 17 ESS-ID box and type any string up to 32 characters long (spaces, symbols, and punctuation are not allowed). The same string must be set as the ESS -ID on each wireless station that will use the Wireless Gateway as an access point. Wireless Channel A “channel”...
  • Page 18 If the Wireless Gateway is the only AP on your LAN, it does not matter which channel you set the unit to use; properly configured 802.11b wireless stations will find the correct channel automatically. Where there are multiple APs with overlapping coverage areas, channel assignment must be carefully planned.
  • Page 19 Basic Setup — Print Server To view and adjust the Wireless Gateway's print server settings, click Print Server in the command panel at the left edge of your browser window (if the command does not appear there, click Basic Setup at the top of the window first). Controls in the Print Server settings panel are explained below.
  • Page 20 After making sure all settings in the Print Server panel are correct, click Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the Wireless Gateway.
  • Page 21 2. Click in (or tab to) the Confirm Again box and type exactly the same string. You can clear all input and start again, if you wish, by clicking the Cancel button. 3. Click the Save button. The password will be stored in the Wireless Gateway's non-volatile memory and take effect immediately.

  • Page 22: Advanced Settings

    Advanced Settings Basic setup ensures that the Wireless Gateway will work with your ISP's equipment, your wireless stations, and your printer. Further adjustments are usually necessary to provide more sophisticated functions that may by desired or required on the local network.
  • Page 23 LAN. It is a way to use private addresses in the LAN when your ISP does not offer you enough globally legal IP addresses. This function is turned on by default when the Wireless Gateway is first shipped or a factory reset is carried out.
  • Page 24 Enable Click No to turn the Wireless Gateway's DHCP server function off, or click Yes to turn the function on. If you turn this function off, you can go directly to the bottom of the panel and click Save, ignoring the rest of the controls in the panel;...
  • Page 25 The default From and To values are 101 and 150, respectively. These values are suitable for the Wireless Gateway's default Local LAN settings or settings similar to them — that is, settings that put the Wireless Gateway's LAN interface on an undivided Class C IP network, where valid host addresses run from x.x.x.1 to x.x.x.254.
  • Page 26 Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the Wireless Gateway.
  • Page 27 (NAT). When you use NAT, your LAN appears to the rest of the world to be a single machine with the IP address of the Wireless Gateway's WAN port. Requests from outside your LAN will all be directed to this address. Port forwarding is a means of using TCP packets' destination port number to determine which machine on the LAN each such request should be passed to.
  • Page 28 To create an entry, fill in the TCP port number and type in the fourth number of the local IP address associated with it (the first three numbers are automatically set to those of the Wireless Gateway's Local LAN address; see “Broadband Router” under “Basic Setup,” above).
  • Page 29 A DMZ host is a machine exposed to the Internet and running software designed to provide specific services while protecting the LAN's other machines from direct access from outside. On the Wireless Gateway, if an IP address for a DMZ host is specified, incoming packets of types not listed in the TCP Port to IP Forwarding table will be directed to the DMZ host.
  • Page 30 TCP ports that are used for input and output by up to sixteen applications. When the function is enabled for application, the Wireless Gateway will allow packets for the specified ports only (and none for any other ports) to pass between the WAN and the machine on the LAN that started the packet exchange.
  • Page 31 Its effect comes when you click Add to store Start Port and End Port numbers in the Wireless Gateway's non-volatile memory. If the I/O control is set to In, the specified port or ports will be treated by the Wireless Gateway as input ports;...
  • Page 32 The Add button is for sending the displayed I/O, Start Port, and End Port settings to the Wireless Gateway for storage in non-volatile memory. Once an entry has been added, it will appear in the drop-down list box titled (I/O, Start Port, End Port).

  • Page 33: Advanced Settings - Routing

    Advanced Settings — Routing Routing settings determine whether the Wireless Gateway acts as a router, and how it interacts with other routers for efficient dispatching of packets to other networks. To view the Routing settings panel, click Routing in the command panel at the left edge of your browser window (if the command does not appear there, click Advanced Settings at the top of the window first).
  • Page 34 A static route is a known, unchanging path from your LAN to another network or subnet. You can set up to sixteen static routes on the Wireless Gateway. A static route consists of the settings described below. IP Address: This is the IP network address of an outside network or subnet.
  • Page 35 The LAN Interface settings control whether and how the Wireless Gateway uses RIP with any routing devices networked to it through its LAN ports. The TX setting controls the transmission of routing information to such devices. Possible settings are None (send no RIP packets), RIP-1...
  • Page 36 Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the Wireless Gateway.
  • Page 37 Advanced Settings — Filters The Filters settings panel can be used to ensure that certain machines on the LAN cannot access the WAN; to ensure that certain protocols cannot be used by anyone on the LAN to access the WAN; to keep certain packets from triggering an on-demand PPPoE connection;...
  • Page 38 The first three numbers of the Local IP Address control are automatically set to those of the Wireless Gateway's Local LAN address (see “Broadband Router” under “Basic Setup,” above). To enter a machine's IP address, click in the box for the fourth number and type the appropriate number.
  • Page 39 LAN to the WAN link. (NetBIOS over TCP/IP will still work among the machines on the LAN.) If the Wireless Gateway's WAN port connects a LAN to a corporate network containing resources that local machines must access using NetBIOS over TCP/IP, the NetBIOS over TCP/IP Filter control should be set to Disable to let those packets through.
  • Page 40 Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the Wireless Gateway.
  • Page 41 A “manager console” is a computer running Manager Server, a program designed to enhance the capabilities of devices such as the Wireless Gateway and can be found in the DC-ROM that comes with the Wireless Gateway. All the features in the Manager Console panel require that such a computer be networked to the Wireless Gateway, preferably through the wired LAN or the wireless access point.
  • Page 42 Log and Filter The Wireless Gateway can send information about network activity to the manager console. Manager Server can keep a log of this information; it can also inspect the information as it is received and instruct the Wireless Gateway...
  • Page 43 Yes or No, and then click the Save button at the bottom of the panel. Note that the Wireless Gateway will not connect to the WAN at all if this feature is turned on and no connection times are specified in the Schedule Table.
  • Page 44 Save/Cancel After making sure all settings in the Manager Console settings panel are correct, click Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved from the...
  • Page 45 Wireless Gateway's wireless access point. Initially, no controls are placed on wireless access through the Wireless Gateway. To control access, you must create a “user list,” that is, a list of MAC (Media Access Control) addresses, each with an indication of whether the station with that address is allowed access or not.
  • Page 46 Clicking Yes allows them access, clicking No denies it. The Save button stores the settings of the Enable/Disable and Other Users Wireless Access controls in the Wireless Gateway's non-volatile memory. The settings take effect immediately after being saved.
  • Page 47 Privacy) is an encryption method specified by the IEEE 802.11b standard to make any intercepted commun ications extremely difficult to interpret by unauthorized parties. The Wireless Gateway supports WEP with up to four “keys,” as specified in the standard. Each key can be of the 64-bit type or the 128-bit type.
  • Page 48 Input Format The Input Format control determines how your input for Key 1 through Key 4 will be interpreted by the Wireless Gateway when you save the settings in the Wireless Encryption panel. Although your keys can be different lengths (that is, some can be 64-bit and some 128-bit), you must use the same input format (ASCII or hex) for all four keys.
  • Page 49 For good security, it is advisable to switch keys often. Remember to switch to the same key on bot h the Wireless Gateway and all wireless stations that need to communicate through it. Save/Cancel...
  • Page 50 Advanced Settings — Wireless Bridge The “wireless bridge” is the circuitry tha t transfers packets between the wireless access point and wired connections. The purpose of the Wireless Bridge settings panel is to prevent specified kinds of packets from passing across this bridge. This may be done to increase network security or to avoid congestion on the wireless segment.
  • Page 51 Protocol Filters Protocol filters prevent specified kinds of packets from passing in either direction across the wireless bridge. The Protocol Filters section of the Wireless Bridge panel contains controls for turning this function on and off and for selecting the filter or filters you want to use. The Enable/Disable control is for turning the protocol filters that you have selected on and off.
  • Page 52 Unlike protocol filters, the Broadcast/Multicast Filter function is one-way: it prevents broadcast packets (those addressed to all stations on the network) and multicast packets (those addressed to two or more, but not all, stations) from passing through the wireless bridge from the wired segment to the wireless segment.
  • Page 53 Save/Cancel After making sure all the controls in the Wireless Bridge settings panel are set as desired, click Save to store the settings in the Wireless Gateway's non-volatile memory. You can, alternatively, click Cancel (or simply exit the panel) to restore all settings in the panel to the values last saved to or retrieved...

  • Page 54: Information

    Information The Information menu contains commands for displaying information about the Wireless Gateway and network activity. Those commands are: Device DHCP Routing Users Connections WAN Link Printer Status Wireless Stations Wireless Tallies Some or all of the information displayed by each of these commands can change at any time.
  • Page 55 Current Time works only if a manager console, that is, a computer running Manager Server, is running on the network and the Wireless Gateway is set up to work with it. See “Advanced Settings — Manager Console,” earlier in this guide, for details.
  • Page 56 Wireless Gateway's DHCP server function. The DHCP information panel shows the IP addresses that the Wireless Gateway has assigned to machines on the LAN. Next to each IP address is the MAC address of the machine to which the address is assigned.
  • Page 57 A learned or static route consists of a network address and subnet mask, the IP address of the gateway to that network, and the Wireless Gateway interface (LAN or WAN) thr ough which that gateway can be reached.
  • Page 58 The Users information panel identifies machines on the LAN that have currently active connections to the Internet. For each machine with an active connection, it shows the IP address, MAC address, and the number of minutes since the last packet transfer through the Wireless Gateway.
  • Page 59 Information — Connections The Connections information panel gives details of connections between the LAN and the Internet. The source and destination IP addresses identify the machines at the two ends of the connection; the protocol identifies the application being used; and the “Idle (minutes)”...
  • Page 60 Information — WAN Link The Information menu's WAN Link command displays the status of the Wireless Gateway's WAN port. Basic status can be “Specify Global IP Address,” “Obtain Global IP Address Automatically (DHCP),” or “PPP over Ethernet (PPPoE),” depending on which of these is currently selected in the Basic Setup menu's Broadband Router settings panel.
  • Page 61 The Printer Status panel shows whether a connection to a printer can be detected on the Wireless Gateway's printer port. If the connection to the printer is good and the printer is on, printer status will be given as “On line”; otherwise it will be given as...
  • Page 62 Information — Wireless Stations The Wireless Stations panel displays the MAC addresses of wireless stations that have sent packets to the wired segment or the WAN port. The amount of time since the last wireless -to-wired communication is also shown. Click Refresh to add any wireless stations that began sending packets to the wired segment or the WAN since the Wireless Stations panel appeared.
  • Page 63 Information — Wireless Tallies The Wireless Tallies panel gives statistics on the operation of the Wireless Gateway's wireless access point. These statistics help you check wireless activity levels and monitor the health of the wireless segment. Figures are given for several kinds of transmitted (Tx) and recei v ed (Rx) frames.
  • Page 64 Rx Discards WEP Undecryptable is the number of packets dropped because the sender's WEP encryption settings differed from the Wireless Gateway's. Packets will be dropped if the devices use different keys or one device uses encryption and the other does not.

  • Page 65: Tools

    Tools The Tools menu contains commands for restarting the Wireless Gateway, testing the printer connection, and controlling a PPPoE (Point-to-Point over Ethernet) WAN link. The names of these commands are — Reset Factory Reset Print Test PPPoE Connect PPPoE Disconnect...

  • Page 66: Pppoe Connect And Pppoe Disconnect

    The Reset panel contains the message “Do you really want to reset this device?” and a YES button. If you do not want to reset the Wireless Gateway, exit the panel without clicking YES; otherwise, clic k YES and the reset process will begin.
  • Page 67 Wireless Gateway cannot connect to your ISP, click PPPoE Disconnect to cancel the command. The message “PPPoE had been disconnected” will appear (possibly after a delay of a few seconds).

  • Page 68: Help

    Help The Help menu contains the About command. This command displays the full name and the version of the Wireless Gateway.

  • Page 69: Appendix

    Device Utility is a free monitoring program designed for your convenience and may be found in the CD-ROM shipped together with the Wireless Gateway. It may be used to detect the existence of various devices on the network, obtain relative information, change their IP addresses, and upgrade their firmware if necessary.

  • Page 70: Using Device Utility

    Using Device Utility If network devices are found upon launching Device Utility, their names will appear in the Device Name field at the left side of the Device Utility application window. Clicking on any of the names will make the information pertaining to that particular device appear in the Information field at the right side of the application window, while clicking on Discover Device will enable Device Utility to re-detect all existing network devices and refresh the name list.

  • Page 71: Changing Ip Address

    Changing IP Address Device Utility may be used to change the IP address of a network device. Simply follow these steps: 1. Click on the name of the device in the Device Name list, and then click on the button Change IP Address. 2.

  • Page 72: Specifications

    Specifications External Connection LAN Ports: 4 switched auto-negotiating 10/100Mbps Nway RJ-45 Ports, 1 Ethernet uplink port, 1 wireless LAN standard 802.11b 11Mbps Access Point WAN Port: 1 10Mbps Ethernet Port for connection to ADSL/cable modem Printer Port: 1 IEEE 1284-compliant parallel port Network Protocols Supported TCP/IP, NAT, DHCP, HTTP, FTP, PPPoE, RIP, PPTP Pass Through LED Report...

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