CWD-854 Wireless-G USB Dongle User Manual Version: 1.0.
Table of Contents Chapter 1: Introduction ................................................................................ 3 1.1 About CWD-854 ........................................................................................... 3 1.2 Main Features .............................................................................................. 3 1.3 System Requirements ............................................................................... 4 1.4 Getting to Know CWD-854..........................
Chapter 1: Introduction 1.1 About CWD-854 The Wireless-G USB Dongle can be installed in most notebooks and provides true flexibility by allowing the computer to be positioned almost anywhere in the building without the cost and hassle of running network cables. Using the wireless-G USB Dongle, you don't have to worry about drilling holes in your walls and climbing through the attic or cellar to get connected to the network.
1.3 System Requirements An empty USB 2.0 port (May not work on USB 1.1 port, and performance will be greatly reduced) Windows 98SE, ME, 2000, XP, or Vista operating system CD-ROM drive At least 100MB of available disk space 1.4 Getting to Know CWD-854 This section describes and shows the top panel of Wireless-G USB Dongle. An activity LED will blink when the card is receiving or transmitting data.
Chapter 2: Driver Installation and Configuration 2.1 USB Adapter Installation Please follow the instructions below to install the wireless USB adapter on your system. The following steps are for systems running on Windows XP. (Procedures are similar for Windows 2000/XP/Vista) Warning: Do not install the CWD-854 USB Dongle into your computer before installing drivers first. Insert device driver CD into the CD/DVD ROM drive of your computer.
2. Please select the language, which you want to use and click “Next>”. 3. The installation process is being prepared.
4. Click “Next>” to continue or click “Cancel” to abort installation. 5. Click “Install” to begin the installation or click “Cancel” to stop process.
6. Please wait while the install procedure is running. When you see this message, please click “Finish” to complete the installation process. 7. Insert the CWD-854 USB Dongle into an empty USB 2.0 port of your computer.
2.2 Connect to Wireless Access Point 1. After installation is complete, an icon for the wireless configuration utility will be shown on your desktop. Click the icon to bring up the utility. 2. Configuration utility will automatically scan for wireless access points, and display a list of “Available Networks”. Please select an access point you wish to connect to, and click “Add to Profile”. Click “Refresh”, if your wireless access point is not shown in the list.
3. If the wireless router/access point you‟re connecting to is secured through encryption, the security information used on the router must also be entered into this utility. Please contact the network administrator if you don‟t have the security keys and enter them into this utility. If the security keys don‟t match, you will not be able access the wireless network. Authentication type is automatically selected, please don’t change it. 4.
5. If the wireless connection is successful, a connected icon will display at the lower-left corner of wireless configuration utility. When done, click “Close” to exit.
Chapter 3 Configuration Utility The Configuration Utility is a powerful application that helps configuring the Wireless Dongle as well as monitoring the link status and statistics during the communication process. The Configuration Utility appears as an icon on the system tray and windows desktop. You can open it by double clicking on the icon. In the Desktop In the System Tray You could also right click on the icon in the system try to access the configuration utility.
3.1 Utility Overview There are several sections in the utility screen. Please use the following table for the description of each section. Parameter Description Refresh – Refresh adapter list in the “B” bloc Set Wizard – Open the Setup Wizard Mode – There are two modes: Station and Access Point. If “Station” is selected, the adapter works as a wireless adapter.
3.2 Available Network When you open the Configuration Utility, the system will scan all channels to find the available access points/stations within its range and automatically connects to the wireless network with the highest signal strength. In the “Available Network” tab, one can see a list of all nearby networks. You can choose which network to connect to. Parameter Description This is a list of all available wireless networks within the range of Available Network(s) your adapter.
3.3 General To check the connection status of the adapter, select “General“. This screen shows the information of Link Speed, Network Type, Encryption Method, SSID, Signal Strength, Link Quality and Network Address of the adapter. Parameter Description Status Shows the connection status of the adapter. Speed Shows the current speed Infrastructure – This operation mode requires the presence of an 802.11 Access Point. All communication is done via the Access Type Point or Router.
3.4 Profile The “Profiles List” is for you to manage the networks you frequently connect to. You are able to Add/Remove/Edit/Duplicate/Set Default to manage a profile. Parameter Description Available Profile(s) A list of already added profiles and their status. Add/Remove/Edit Click these buttons to add/ delete/ edit profiles. Duplicate Set Default This is to build up a new profile with the same settings as the current profile. To designate a profile as the default network for wireless connection.
3.4.1 Configuring a Profile Parameter Profile name Description Define a recognizable profile name for you to identify the different networks. The SSID (up to 32 printable ASCII characters) is the unique name identified in a WLAN. The ID prevents the unintentional merging of Network Name (SSID) two co-located WLANs. You may specify a SSID for the adapter and then only the device with the same SSID can interconnect with the adapter.
same with the network you are connecting to. This setting has to be consistent with the wireless networks that the adapter intends to connect to. Open System – No authentication is needed to connect to the wireless network. Shared Key – Only wireless stations using a shared key (WEP Key) are allowed to connect. WPA 802.1X – WPA provides a scheme for mutual authentication, using either IEEE 802.1x/Extensible Authentication Protocol (EAP) authentication or pre-shared key (PSK) technology.
transmitted over a network.) This insures much greater security than the standard WEP security. AES – AES has been developed to ensure the highest degree of security and authenticity for digital information and it is the most advanced solution defined by IEEE 802.11i for security in wireless networks. Note: All devices in a wireless network should use the same encryption method to ensure proper communication. WEP Keys can be in ASCII format.
of the features of EAP protocols. Cisco controls the ability of other vendors to implement this protocol, so it should only be selected for use when limited vendor choice for client, access-point, and server products is not a concern. When you have set up LEAP authentication, you have to enter the user name and password of your computer. PEAP & TTLS – PEAP and TTLS are similar and easier than TLS, in the way that they specify a stand-alone authentication protocol be used within an encrypted tunnel.
3.5 Advanced The “Advanced” tab enables you to configure more advanced settings, for example: Power Save, Turbo Mode, Wireless Mode and etc. Parameter Description None – The adapter is always set in active mode. Min – Switch the adapter to power saving mode when it is Power Save Idle (some components of the adapter are still active). In this mode, the power consumption is more than “Max“ mode. Max – Switch adapter to power saving mode when idle Off – Turn off the turbo mode.
802.11b wireless stations. If there are only 802.11b wireless stations in the network, you can set the adapter to this mode. 802.11 g/b – If you have a mix of 802.11b and 802.11g wireless stations in your network. The preamble defines the length of the CRC block for communication among wireless stations. There are three modes including Long, Short and Auto. High network traffic areas should use the shorter preamble type.
3.6 Status This screen shows the information of the chipset manufacturer, driver version, settings of the wireless network the adapter is connecting to, linking time and link status. If you‟re not sure about the status of the adapter and the network you are connecting, please go to the screen for more details.
3.7 Statistics You can get real time information about the packet transmission and receiving status during wireless communication from the screen. If you want to recount, please click “Reset“.
3.8 Wi-Fi Protect Setup Wi-Fi Protected Setup (WPS) is the latest wireless network technology, which makes wireless network setup, become very simple. If you have WPS-enabled wireless access point, and you want to establish a secure connection to it, you don‟t have to configure the wireless access point and setup data encryption by yourself.
3.8.1 WPS Setup – PIN If the wireless access point you wish to connect supports PIN, please follow the following instructions to establish connection to it: 1. Click “Wi-Fi Protect Setup” page 2. The PIN code of your wireless network card is an eight-digit number located at the upper position of configuration utility. Remember it, and input the number to your wireless access point as the WPS PIN code (Please refer to the user manual of your wireless access point for instructions about how to do this) 3.
5. It will start WPS process, please wait from a few second to two minutes. If wireless router/access point with correct code is found, you‟ll be connected to that router/access point.
6. After configuring successfully, you will see connection information in the “General” page.
3.8.2 WPS Setup – PBC (Push Button Configuration) 1. Click “Wi-Fi Protect Setup” page 2. Click “PBC” button to start WPS process. 3. Start PBC pairing procedure at access point side (please refer to the instruction given by your access point‟s manufacturer), then click „PBC‟ button in wireless configuration utility to start to establish wireless connection by WPS. Please be patient (This may require several seconds to one minute to complete).
4. After configuring successfully, you will see connection information in the “General” page.
3.9 Software AP This adapter can run as a wireless AP. The relative configurations of the AP including channel, SSID, WEP encryption and so on are described below. Parameter Description The SSID (up to 32 printable ASCII characters) is the unique name identified in a WLAN. The ID prevents the unintentional merging of two co-located WLANs. SSID The default SSID of the AP is Full Computer Name + “_AP“. Wireless adapters connecting to the AP should set up the same SSID as the AP.
3.9.1 AP Properties Setting Parameter Profile name Description Define a recognizable profile name for you to identify different networks. The SSID (up to 32 printable ASCII characters) is the unique name identified in a WLAN. The ID prevents the unintentional merging of Network Name (SSID) two co-located WLANs. You may specify a SSID for the adapter and then only the device with the same SSID can interconnect with the adapter. Channel This setting is only available for Ad Hoc mode.
same with the network you are connecting to. This setting has to be consistent with the wireless networks that the adapter intends to connect to. Open System – No authentication is needed to connect to the wireless network. Shared Key – Only wireless stations using a shared key (WEP Key) are allowed to connect to each other. WPA-PSK – Is a special protected access designed for home and Network Authentication small business users who do not have access to network authentication servers.
ASCII WEP Keys can be in ASCII format. Alphanumeric values or signs are allowed to be used. This format is more recognizable for users. It is a text string with a maximum of 32 alphanumeric characters, for example: “Test“. The WEP Key is created based on the Passphrase Passphrase entered. This passphrase may not work with other vendors‟ products due to possible incompatibility with their passphrase generators.
3.9.2 AP Advanced Parameter Description Beacon Interval specifies the duration between beacon packets Beacon Interval (milliseconds). The range for the beacon period is between 20-1000 milliseconds with a typical value of 100. DTIM Period Determines the interval the Access Point will send its broadcast traffic. Default value is 3 beacons. The preamble defines the length of the CRC block for communication among wireless stations. There are three mode Preamble Mode including Long, Short and Auto.
3.9.3 AP Statistics You can get real time information about the packet transmission and receiving status from this screen. If you want to restart the counters, please click“Reset“.
3.9.4 ICS If you want to connect to the Internet through this SoftAP, you will need to make a bridge between the SoftAP and your Internet connection device. Select the Internet connection in your SoftAP host machine and press the “Apply” button.
Chapter 4 Set Wizard The Set Wizard can help users to connect to a wireless LAN or build an Ad-hoc wireless network. For example, if you want to connect to a wireless LAN in infrastructure mode: A. Open the Set Wizard and choose the Station (infrastructure) mode.
B. The site survey results will show up. Please select the SSID you‟d like to connect to and click the “Next” button. C. In the Wireless network properties dialog, please fill in the security settings for this wireless network you‟d like to connect to.
D. Please fill related IP information for this wireless network and click the “Finish” button.
E. Now you can connect to the wireless network successfully.
Chapter 5 Glossary 1. What is the IEEE 802.11g standard? 802.11g is an IEEE standard for high-speed wireless LAN communications that provides up to 54 Mbps data rate in the 2.4 GHz band. 802.11g is the mainstream wireless LAN technology for home, office and public networks. 802.11g define the use of the same OFDM modulation technique specified in IEEE 802.11a for the 5 GHz frequency band and applies it in the same 2.4 GHz frequency band as IEEE 802.11b. The 802.
A specific Ad hoc LAN is called a Basic Service Set (BSS). Computers in a BSS must be configured with the same BSS ID. 7. What is WEP? WEP is Wired Equivalent Privacy, a data privacy mechanism based on a 40 bit shared key algorithm, as described in the IEEE 802 .11 standard. 8. What is TKIP? TKIP is a quick-fix method to quickly overcome the inherent weaknesses in WEP security, especially the reuse of encryption keys. TKIP is involved in the IEEE 802.
13. What is Spread Spectrum? Spread Spectrum technology is a wideband radio frequency technique developed by the military for use in reliable, secure, mission-critical communication systems. It is designed to trade off bandwidth efficiency for reliability, integrity, and security.
