ASUS SpaceLink WL-100g WLAN PC Card User’s Manual AIR LNK
Copyright Information No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. (“ASUS”).
Copyright Information ASUSTeK COMPUTER INC. (Asia-Pacific) Address: General Tel: General Fax: General Email: 150 Li-Te Road, Peitou, Taipei, Taiwan 112 +886-2-2894-3447 +886-2-2894-3449 info@asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (English) Notebook (Tel): +886-2-2890-7122 (English) Desktop/Server (Tel): +886-2-2890-7123 (English) Support Fax: +886-2-2890-7698 Support Email: tsd@asus.com.tw Web Site: www.asus.com.tw Newsgroup: cscnews.asus.com.
Safety Statements Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: • • This device may not cause harmful interference, and This device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to Part 15 of the Federal Communications Commission (FCC) rules.
Table of Contents 1. Introduction ............................................................................. 7 1.1 Overview ...................................................................................... 7 1.2 Package Contents ........................................................................ 8 2. Installation ............................................................................... 9 2.1 Installing Drivers for Windows ...................................................... 9 2.1.
Table of Contents 3.5 Mobile Manager ......................................................................... 43 3.5.1 Main Window .................................................................. 44 3.5.2 Using New Configuration Wizard .................................... 47 3.5.3 Using Edit Configuration ................................................. 48 3.6 Site Monitor ................................................................................ 56 3.6.1 Starting Site Monitor ....................
Chapter 1 - Introduction Chapter 1 1. Introduction 1.1 Overview Thank you for purchasing the ASUS SpaceLink PC Card. The ASUS SpaceLink PC Card is a wireless network interface card (NIC) for any computer equipped with a Personal Computer Memory Card International Association (PCMCIA) Type II socket. ASUS SpaceLink PC Card conforms to the PCMCIA release 2.x standard and is designed to be fully compliant with the IEEE 802.11b wireless local area network (Wireless LAN) standard.
Chapter 1 - Introduction 1.2 Package Contents Chapter 1 When you receive the Wireless LAN package, it should contain the following items: • • • ASUS SpaceLink PC Card (PCMCIA Type II) User’s Manual CD-ROM Disc (Windows/Linux drivers, utilities, manual) If any of the above items are not included or damaged, contact your local dealer for instructions.
Chapter 2 - Installation 2. Installation This chapter explains how to install the ASUS SpaceLink PC Card hardware, drivers, and utilities. Although desktop PCs may have a PCMCIA slot, this manual will concentrate on Notebook PCs. The product is designed to operate in Windows Me, 2000, and XP. Examples in this manual will be that of Windows ME. 1. 2. 3. 4. Chapter 2 Complete the following steps to install the ASUS SpaceLink PC Card. Install the ASUS SpaceLink PC Card.
Chapter 2 - Installation Chapter 2 3. Windows will automatically detect the ASUS SpaceLink PC Card once it is inserted into the PCMCIA slot. Windows will display a New Hardware Found dialog box and guide you through installing the driver. If you previously installed the ASUS SpaceLink PC Card Utility/Driver, Windows will find the driver for the PC Card in its system folder. Otherwise, Windows will open a “Add New Hardware Wizard” dialog.
Chapter 2 - Installation 2.1.1 Verifying Installation Chapter 2 Windows ME 1. Right-click “My Computer” on the desktop and select Properties. 2. Click Device Manager and look under “Network adapters” for “Wireless LAN PC Card”.
Chapter 2 - Installation Windows XP Chapter 2 12 1. Open the Control Panel through the Start menu. 2. Double-click System icon. 3. Click Device Manager on the “Hardware” page. 4. Click Network adapters.
Chapter 2 - Installation 2.2 Orientating the Antenna Chapter 2 The ASUS SpaceLink PC Card has two integrated antennas, one external omnidirectional antenna and the other is a built-in diversity antenna. It is recommended that you adjust the external antenna straight up for maximum range and higher link quality. Lower the external antenna when transporting your Notebook PC.
Chapter 2 - Installation 2.3 Verifying the TCP/IP Protocol Windows ME For the ASUS SpaceLink PC Card to work, you must have the TCP/IP protocol installed. Follow the procedure here to verify the protocol. Chapter 2 1. Right-click “My Network Places” on the desktop and select Properties. 2. Scroll down and look for “TCP/IP -> ASUS SpaceLink WL-100g WLAN PC Card” Windows XP 1. Double-click System icon in the Control Panel. 3. Look for Internet Protocol (TCP/IP). 2. Right click ASUS Spacelink WL-100G...
Chapter 2 - Installation 2.3.1 Installing the TCP/IP Protocol Windows ME If your operating system does not have the TCP/IP protocol installed, you must do so to use the ASUS SpaceLink PC Card. Chapter 2 1. From the screen above, click the Add button. 2. Select Protocol and click Add. 3. Select Microsoft | TCP/IP and click OK Windows XP Windows XP operating system will install TCP/IP by default and will not show in the protocols to add.
Chapter 2 - Installation 2.3.2 Configuring TCP/IP Properties Chapter 2 Windows ME 1. Select “TCP/IP -> ASUS SpaceLink WL-100G WLAN PC Card”. 2. Click Properties button and IP Address tab. • If your Access Point is connected to a network with a DHCP server, the default setting “Obtain an IP address automatically” should work. • If your network does not automatically assign IP addresses, select “Specify an IP address” and type in the IP address and Subnet Mask as provided by your network administrator.
Chapter 2 - Installation 2.3.3 Configuring Advanced TCP/IP Properties Chapter 2 Windows ME If you want to route traffic through an IP sharing device for your Access Point, you have to set the default gateway address. 1. On the Gateway page, enter the address and click Add. 2. On the DNS Configuration page, enter the required information, click Add, and OK. 3. If Windows asks to restart your computer now, press Yes. 2.3.
Chapter 2 - Installation 2.4 Installing Drivers for Windows CE The ASUS SpaceLink WLAN Card drivers can be installed in Windows CE 3.0 or later device. ActiveSync must be installed in your Windows computer (desktop or Notebook PC). Chapter 2 1. Connect the Pocket PC to your computer. Once it detects the link, ActiveSync window will open. 2. Insert the ASUS SpaceLink PC Card support CD into your computer. 3. From the autorun menu, click Installation for Windows CE. You may also run SpaceLink.
Chapter 2 - Installation 2.6 Reading the Wireless LAN PC Card LEDs AIR LNK Air LED Chapter 2 The part of the ASUS SpaceLink PC Card that protrudes out of the PCMCIA socket consists of two LEDs that indicate the status of the ASUS SpaceLink PC Card . Link LED Air LED The Air LED indicates that there are packets being transmitted. Link LED The Link LED is used to indicate the status of the ASUS SpaceLink PC Card. • • • Solid Green: The ASUS SpaceLink PC Card is associated with an Access Point.
Chapter 3 - Reference 2.7 Installing ASUS SpaceLink PC Card Utilities 1. Insert the ASUS SpaceLink PC Card support CD and an autorun menu will appear. If your autorun is disabled. Double click SETUP.EXE in the root directory of the support CD. Chapter 3 2. From the autorun menu, choose an installation language if necessary and click Install ASUS WLAN Card Utilities. 3. Follow the on-screen instructions to complete the installation.
Chapter 2 - Installation Installing ASUS SpaceLink PC Card Utilities (Cont’) Chapter 2 Windows ME 1. Click Next on the Welcome screen. 2. Click Yes after reading the License Agreement. 3. Browse to another Destination Directory or click Next to use the default. 4. Enter another Program Folder name or click Next to use the default. 6. When Setup is complete, click Finish to exit the installation wizard. Several shortcuts will be created which can be accessed through Start.
Chapter 3 - Reference 3. Software Reference 3.1 Overview The ASUS SpaceLink PC Card software includes five groups of utilities. • • • • Chapter 3 • 22 Control Center – Makes it easy to launch applications and activate network location settings. Wireless Settings – Allows users to control the ASUS SpaceLink PC Card. Mobile Manager – A convenient tool to setup and manage network location settings. Site Monitor – Measures the signal-to-noise (SNR) values of all wireless networks.
Chapter 3 - Reference 3.2 Windows XP Wireless Options The wireless options shown below is only available for Windows XP. The first time you run the Control Center utility, it will automatically show. Select one of the three radio buttons to decide your Windows XP wireless networking environment. Use XP and ASUS utilities together – Use both Windows XP and ASUS utilities together to configure the ASUS SpaceLink PC Card.
Chapter 3 - Reference 3.3 Control Center Control Center is an application that makes it easy to launch applications and activate network location settings. Control Center starts automatically when the system boots. Whenever Control Center is running, you will see a Control Center icon displayed on the Windows taskbar. Starting the Control Center manually • Click the Windows Start button, select Programs, select ASUS WLAN Card Utilities, and then click ASUS WLAN Control Center.
Chapter 3 - Reference Wireless Status Icons (on the taskbar) Excellent link quality and connected to Internet (Infrastructure) Good link quality and connected to Internet (Infrastructure) Fair link quality and connected to Internet (Infrastructure) Poor link quality and connected to Internet (Infrastructure) Not linked but connected to Internet (Infrastructure) Excellent link quality but not connected to Internet (Infrastructure) Chapter 3 Good link quality but not connected to Internet (Infrastructure) F
Chapter 3 - Reference 3. Left-clicking the taskbar icon shows the following menu: • Wireless Radio On – Turns the wireless radio ON. • Wireless Radio Off – Turns the wireless radio OFF. • Search and Join – View the properties of available Access Points within range. • Wireless Option (Windows XP only) – Sets your Windows XP wireless networking environment. 4. Double-clicking the taskbar icon: • Launches the Wireless Settings application. 3.
Chapter 3 - Reference More than one ASUS SpaceLink Card Chapter 3 If you have more than one ASUS SpaceLink Card. You will be given a device selection window when you launch the “Wireless Settings” utility. 3.4.1 Status - Status Tab You can view the information about the ASUS SpaceLink PC Card from the general menu. These fields are blank if the ASUS SpaceLink PC Card does not exist.
Chapter 3 - Reference Association State Shows the ASUS SpaceLink PC Card association status as follows: Connected – The station is now associated with one wireless LAN device. Also, indicates the MAC address of this device. Scanning... – The station is now attempting to authenticate and associate with the desired Access Point. Disconnected – If the link is connected and no beacon received, then the set adapter is no longer connected. INT_TEST_FAIL – Interrupt test failed.
Chapter 3 - Reference Button Enable Radio/Disable Radio – You can click the Disable Radio button to turn OFF the wireless radio. When you click this button, the Radio State field indicates that the radio has been turned OFF and the remaining fields in this window display either a “0” or “Not Applicable”. Click this button again to turn the radio back ON. Rescan – Force the radio to rescan all available channels.
Chapter 3 - Reference 3.4.2 Status - Connection Tab You can view the current link statistics about the ASUS SpaceLink PC Card. These statistics are updated once per second and are valid only if the ASUS SpaceLink PC Card exists. Chapter 3 Throughput Transmitted – The number of bytes in frames that were transmitted. Received – The number of bytes in frames that were received. Frame Error Transmitted – The number of frames that were not successfully transmitted.
Chapter 3 - Reference 3.4.3 Status - IP Config Tab IP Config tab shows all the current network configuration information for the ASUS SpaceLink PC Card. Use it to verify your network settings. Chapter 3 IP CONFIG will display all the current TCP/IP configuration values including the IP address, subnet mask, default gateway and Windows Internet Naming Service (WINS) and DNS configuration. Button IP Release - Releases the DHCP IP address for the ASUS SpaceLink PC Card.
Chapter 3 - Reference 3.4.4 Config - Basic Tab Lets you can change the ASUS SpaceLink PC Card configurations without rebooting your computer. Chapter 3 Network Type Infrastructure – Select the Infrastructure mode to establish a connection with an Access Point. Your computer is able to access wireless LAN and wired LAN (Ethernet), via an associated access point. The Channel field turns to “Auto” when “Infrastructure” is selected.
Chapter 3 - Reference SSID Use the SSID filed to configure the SSID for the ASUS SpaceLink PC Card. You can enter a new SSID or select one from the drop-down list box. SSID stands for “Service Set Identifier”, which is a string used to identify a wireless LAN. You will only be able to connect Access Points which has the same SSID as the one you set. Use different SSIDs to segment the wireless LAN and increase security.
Chapter 3 - Reference PS Mode Use the PS Mode to control ASUS SpaceLink PC Card’s power saving settings. Unchecking the checkbox will allow a full powered state that yields the best performance. This mode is recommended for devices running on AC power. Check the checkbox will enable power savings. The ASUS SpaceLink PC Card will wake up periodically to see if there is any data being sent. This mode is recommended for devices running on battery power. Others WEP – Click on this to show the “Encryption” page.
Chapter 3 - Reference 3.4.5 Config - Encryption Tab Chapter 3 Lets you configure the ASUS SpaceLink PC Card encryption settings. For data confidentiality in a wireless environment, IEEE 802.11 specifies a Wired Equivalent Privacy (WEP) algorithm to offer transmission privacy similar to wired network. The WEP uses keys to encrypt transmitted data packets and decrypt received data packets. The encryption process can scramble frame bits to avoid disclosure to others.
Chapter 3 - Reference Key Format You can enter the WEP Key as Hexadecimal digits (0~9, a~f, and A~F), or as ASCII characters, based on the state of the Key Format. Key Length For 64 bits encryption, each Key contains exactly 10 hex digits, or 5 ASCII characters. For 128 bits encryption, each Key contains exactly 26 hex digits, or 13 ASCII characters. Two ways to assign WEP keys Manual Assignment – When you click this button, the cursor appears in the field for Key 1.
Chapter 3 - Reference 64/128bits versus 40/104bits You may be confused about configuring WEP encryption, especially when using multiple wireless LAN products from different vendors. There are two levels of WEP Encryption: 64 bits and 128 bits. First, 64 bit WEP and 40 bit WEP are the same encryption method and can interoperate in the wireless network.
Chapter 3 - Reference 3.4.6 Config - Advanced Tab Advanced tab provides some additional settings for the ASUS SpaceLink PC Card. The “Advanced” tab is hidden until you click Advanced on the Config - Basic page. Chapter 3 NOTE: This page is for advanced users. Do not change these settings if you do not fully understand these items. RTS Threshold Defines the size of packets that the station uses for RTS/CTS handshake boundary.
Chapter 3 - Reference Authentication Algorithm Because there is no precise bound in wireless LANs, it needs to be implemented in another mechanism to provide a higher level of security. That is where Authentication services come in. If a mutual authentication relationship has not been established between the ASUS SpaceLink PC Card(s) and the Access Point(s), an association cannot be established.
Chapter 3 - Reference 3.4.7 Survey - Site Survey Tab Use the Site Survey tab to view statistics on the wireless networks available to the ASUS SpaceLink PC Card. The Site Survey tab is read-only with no user configurable data fields. Use the Site Survey tab to view the following network parameters. • • • • • Chapter 3 • • BSSID – View the IEEE MAC addresses of the available networks. SSID – View the SSID (service set identification) within available networks.
Chapter 3 - Reference 3.4.8 About - Version Info Tab Chapter 3 Click about to view version information. The version under the copyright is the utility version. The version information field includes driver, hardware, and firmware versions.
Chapter 3 - Reference 3.4.9 Link Status ASUS SpaceLink PC Card connection quality icon appears on the left of the ASUS WLAN Card Settings. Use the icon to view the current signal quality of the adapter. Excellent Link Quality (Infrastructure) Good Link Quality (Infrastructure) Fair Link Quality (Infrastructure) Poor Link Quality (Infrastructure) Chapter 3 Not linked (Infrastructure) Linked (Ad Hoc) Not Linked (Ad Hoc) To Exit Wireless Settings To exit Wireless Settings, you can click OK or Cancel.
Chapter 3 - Reference 3.5 Mobile Manager Mobile Manager is a convenient tool to setup and manage network location settings. Mobile Manager lets users configure multiple alternative configurations for different locations. You only need to set this once, and then easily switch configurations when you change your location. Starting Mobile Manager • Click the Windows Start button, select Programs, select ASUS WLAN Card Utilities, and then click Mobile Manager.
Chapter 3 - Reference 3.5.1 Main Window You can use the Mobile Manager utility main window to create a new configuration, edit a configuration or activate a configuration. The main window includes a menu bar, tool bar, and a list view for showing existing configurations. Chapter 3 Using the pull-down menu and toolbar The following topics show the commands available from the Mobile Manager pull-down menu and toolbar. If no configuration is selected, some commands will be grayed out and inaccessible.
Chapter 3 - Reference Mobilize Menu Auto Roaming – If an association changes, it will automatically switch into a network configuration that you have made. If no associations have been made, it will automatically connect to a wireless network based on configurations that you specify. Activate Configuration – Applies the configuration that you have selected from the list. You may be prompted to restart Windows depending on the required changes. Follow the instructions on the screen.
Chapter 3 - Reference Help Menu Contents - Displays the WinHelp contents window (the one you are reading now) for online Help. About Mobile Manager - Displays the version number and copyright information for Mobile Manager. Click on the logo to connect to ASUS’ website.
Chapter 3 - Reference 3.5.2 Using New Configuration Wizard Create a new configuration Create a new configuration if you are in a specific location that does not have an existing configuration defined. Use the New Configuration Wizard to create a configuration in a few easy steps. ASUS SpaceLink WL-100g WLAN PC Card Chapter 3 1. Do one of the following: • On the File menu, click New Configuration. or • Double-click New Configuration on the Main window. Then the New Configuration Wizard dialog starts. 2.
Chapter 3 - Reference Chapter 3 3. Enter the name and description you want to use for this configuration in the Name and description field. And Click Next. 4. Follow the on-screen instructions, it will guide you through the process of specifying the settings in your configuration. The Wizard reads the current system settings (TCP/IP, NT Domain, Proxy, File, and Printer Sharing) and displays it.
Chapter 3 - Reference General settings Name – This field is mandatory, and used for indicating the location from which you are dialing or connecting to the network. For example, if this is used for a meeting room at work, you can use a name like “Work-Meeting Room”. If it is used for home on your ADSL, you can name like “Home-ADSL”. Description – This field is optional, you can use it to provide more details about this configuration.
Chapter 3 - Reference Wireless settings Network Type Infrastructure – Select the Infrastructure mode to establish a connection with an Access Point. Ad Hoc – Select the Ad Hoc mode to communicate directly with each other without using an Access Point. SSID Using the SSID filed to configure the SSID setting for the ASUS SpaceLink PC Card. SSID stands for Service Set Identifier, which is a string used to identify a wireless LAN. You will only be able to connect with an Access Point, which has the same SSID.
Chapter 3 - Reference WEP Select disable or enable (64-bit or 128-bit) WEP encryption. The WEP Key is a 64-bit (5 byte) or 128-bit (13 byte) Hexadecimal digit that is used to encrypt transmit data packets and decrypt received data packets. TCP/IP settings TCP/IP settings include five tabs: Device, IP Address, Gateway, DNS, and WINS. Device Choose the network adapter that you want to use for this configuration.
Chapter 3 - Reference Gateway Specify the gateways. There can be more than one specified.Set up the primary gateway first. Add a gateway - Type the IP address of the gateway in the New Gateway field and then click Add. The gateway you specified appears in the Installed Gateways list. Repeat to specify another gateways. The value in each field must be a number between 0 and 255. You can have up to eight IP addresses for gateways.
Chapter 3 - Reference Dialing settings Specify how the call will be dialed. This is useful if you want to change the call to a calling card, use your computer from different locations, or add a dial prefix, country code, or area code automatically. Dialup Networking settings Dialup Networking settings include four tabs: Device, Phone Number, Server Type, and TCP/IP. Device Choose the modem you want to use by Dial-Up Networking to connect to another computer for this connection.
Chapter 3 - Reference Select Require encrypted password checkbox to specify that only encrypted passwords can be sent to or accepted by your computer. This is useful if you need additional security for this connection. When type your password while dialing out, this setting will encrypt your password but the target computer must support encrypted passwords for your password to be understood. Allowed network protocols – Specifies the network protocols that your computer can use.
Chapter 3 - Reference Internet settings A proxy server acts as a security barrier between your internal network (Intranet) and the Internet, keeping other people on the Internet from gaining access to confidential information on your internal network or your computer. Disable Proxy Server – Do not use proxy server. Enable Proxy Server – Use the Proxy server to gain access to the Internet.
Chapter 3 - Reference 3.6 Site Monitor Site Monitor measures the signal-to-noise (SNR) values of all available wireless networks. This tool is used for determining the best placement of Access Points to provide the best coverage for a wireless network. 3.6.1 Starting Site Monitor • Click the Windows Start button, select Programs, select ASUS WLAN Card Utilities, and then click Site Monitor. or • Right-click the Control Center icon on the Windows taskbar and then click Site Monitor. Chapter 3 3.6.
Chapter 3 - Reference 3.6.3 Monitor Directed link state test with one wireless network, including: SNR: This indicates the quality of communications within the current network. The communication quality is based on signal level and noise level measurements. In principle, the higher the SNR, the better your communications quality. • Communication Quality: Specifies the Communication Quality of the Basic Service Set to which the station is currently connected to.
Chapter 3 - Reference 3.7 Live Update Live Update is a utility that allows you to update your ASUS SpaceLink PC Card’s firmware and drivers. The use of this utility assumes that you are properly connected to Internet through an Internet Service Provide (ISP). 1. Insert the ASUS SpaceLink PC Card Support CD into your CD-ROM drive to bring up the autorun menu. If the autorun menu does not show, double-click the CD drive icon in My Computer or run Setup.exe in the root directory of your CD-ROM drive.
Chapter 3 - Reference Chapter 3 3. Follow any on-screen instructions or prompts to complete setup. If you already have the latest revision of your ASUS SpaceLink PC Card’s firmware files or driver files, Live Update reports that no update is necessary. When Live Update starts the firmware upgrade, a warning message will tell you that incorrect firmware upgrades may cause your ASUS SpaceLink PC Card to malfunction. You can cancel the update process at this point.
Chapter 3 - Reference 3.8 Windows XP Wireless Properties 2. Double-click ASUS SpaceLink WL100g... 3. The “General” page will show status, duration, speed, and signal strength. Signal strength is represented by green bars with 5 bars meaning excellent signal and 1 bar meaning poor signal. 4. The “Wireless Networks” page will show Available networks and Preferred networks.
Chapter 3 - Reference Chapter 3 3.8 Windows XP Wireless Properties (Cont.) 5. The “Authentication” page allows you to add security settings. Read Windows help for more information. 6. The “Advanced” page allows you to set firewall and sharing. Read Windows help for more information.
Chapter 3 - Reference Chapter 3 62 ASUS SpaceLink WL-100g WLAN PC Card
Chapter 4 - Troubleshooting 4. Troubleshooting The below troubleshooting guides provide answers to some of the more common problems, which you may encounter while installing or using ASUS SpaceLink PC Card products. If you encounter difficulties that are not mentioned in this section, please contact ASUS Wireless LAN Technical Support. Verify if the PC Card is installed correctly. When the ASUS SpaceLink PC Card setup task is complete, you can verify if the driver has been setup properly.
Chapter 4 - Troubleshooting Cannot connect to a Station (ASUS SpaceLink PC Card) Follow the procedure below to configure your ASUS SpaceLink PC Card. a. Verify that the “Network Type” is in “Ad Hoc” mode. b. Verify that the “SSID” of your ASUS SpaceLink PC Card is set to “any” or set to the same “SSID” of the other station (or another ASUS SpaceLink PC Card). c.
Chapter 5 - Glossary 5. Glossary Access Point (AP) An networking device that seamlessly connects wired and wireless networks. Access Points combined with a distributed system support the creation of multiple radio cells that enable roaming throughout a facility. Ad Hoc A wireless network composed solely of stations within mutual communication range of each other (no Access Point). Basic Service Area (BSS) A set of stations controlled by a single coordination function.
Chapter 5 - Glossary IEEE 802.11 IEEE 802.xx is a set of specifications for LANs from the Institute of Electrical and Electronic Engineers (IEEE). Most wired networks conform to 802.3, the specification for CSMA/CD based Ethernet networks or 802.5, the specification for token ring networks. 802.11 defines the standard for wireless LANs encompassing three incompatible (non-interoperable) technologies: Frequency Hopping Spread Spectrum (FHSS), Direct Sequence Spread Spectrum (DSSS), and Infrared. 802.
Chapter 5 - Glossary ISP (Internet Service Provider) An organization that provides access to the Internet. Small ISPs provide service via modem and ISDN while the larger ones also offer private line hookups (T1, fractional T1, etc.). LAN (Local Area Network) A communications network that serves users within a defined geographical area. The benefits include the sharing of Internet access, files and equipment like printers and storage devices.
Chapter 5 - Glossary SSID (Service Set ID) SSID is a group name shared by every member of a wireless network. Only client PCs with the same SSID are allowed to establish a connection. Station Any device containing IEEE 802.11 wireless medium access conformity. TCP (Transmission Control Protocol) The standard transport level protocol that provides the full duplex, stream service on which many application protocols depend. TCP allows a process or one machine to send a stream of data to a process on another.
