ALFA Wireless LAN USB Adaptor manuale d’uso

Wireless LAN USB Adapt o r User Manual V1.0 1[...]

USING THIS DOCUMENT This document provides detailed user guidelines for Wireless LAN USB Adapt o r operation and se tting-up. Though every effort has been made to ensure that this document is up-to-date and accurate, more information may have become available subsequent to the production of this guide. Content Chapter 1 Intr oduction ..............[...]

Chapter 1 Introduction Thank you for purchasing Wi reless LAN USB Adapt o r. Wireless LAN USB Adapt o r is a perfect combination of both performance and cost-effective product intr oduced. It is sincerely hoped that you can enjoy the wireless world through this solid ly profiled wireless adaptor . It provides a full solution of all the IEEE 802.1 1[...]

Chapter 2 Specifications Host system connections Interface Fully complies with USB 2.0 or 1.1 USB date transfer rate USB high speed (480Mbps), and full speed (12Mbps) Wireless LAN (WLAN) environment connections 4[...]

5 Ch a p te r 3 I n s ta ll at i on / U n i ns ta ll at i on 3 . 1 I ns ta l la t i o n Be fo r e y o u p r o ce e d wi t h t h e i n s t al l a t i o n , p l ease n ot i c e t h e f o ll o wi n g d e sc r i pt i o n s. N ot e1 : T h e f o ll o wi n g i n s t alla t i o n was op e r a t e d un d e r Wi n do ws XP . ( P r o ce d ur es a r e si m ila[...]

6 3. Choose a se t up l a n guage. 4 . Cl i ck OK . 5 . Cl i ck Next to p r ocess t h e i nst a l l a t i o n .[...]

7 6 . T he syste m sta r ts soft w a r e i nst a l l a t i o n of t h e W L A N U SB adapto r . 7 . On W i n do w s Logo S oft w a r e In s t a l l a t i on s c r e e n, cl i c k C o n t i nu e A n y w ay to con t i nue . Note: Not a l l t h e d r i v e r s w i l l have t h i s m essage bo x .[...]

8 8 Cl i ck F i n ish to co m p l ete the i nst a l l a tion. 9 . A fte r setup, r est a r t yo u r co m pute r .[...]

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3.2 Uninstallation A. Uninstall the WLAN USB Adaptor Driver from “S tart”  “All Programs”  From “Wireless Network Driver and Utility” or “Control Panel”  ”Change or Remove Programs”. C lick “Uninstall” (or “Change/Remove”) to remove W ireless LAN USB Adaptor driver . 1 0[...]

B. C lick “OK” if you want to remove W ireless LAN USB Adaptor Driver . C. C lick “Finish” to complete the uninstallation. 1 1[...]

C h a p t e r 4 R t W L A N : W i r e l e s s L A N Management GUI 4.1 Introduction of Main Window A. Main Menu The main menu includes five submenus.  Refresh When clicking the refresh menu, you can update and re-enumerate the contents of adapt o r list area.  Mode (M) Wireless configuration is quickly switc hed to be either [Station] or [AP][...]

 View (V) Enable/disable the presen ce of status bar. Without the che ck mark (v) the status bar will be hidden.  Help (H) Click the menu item “About RtWLan” to show the about dialog. The application 1 3[...]

version and license information are shown in the about dialog. B. Adapt o r List Area All connected adapt o rs on this system with multiple adapt o r installations are displayed in this area. It is easy for users to change the selected adapt o r by one click. The contents of properties area are dependant on wireless configuration that the selected [...]

configuration sections fo r both Station and AP mode. D. Global Control Bar Each control item on this bar affects the adapt o r or management GUI directly.  Show Tray Icon Checking "Show Tray Icon" and clicking “Close” butt on, the management GUI will be minimized and stay on the tray icon located at the right bottom co rner of Win[...]

The hints or status of the management GUI are presented in the status bar. 4.2 Station M ode The following explanations focus on the properties area. Infrastructure and Ad-Hoc With both Infrastructure and Ad-Hoc types, the properties should look like the picture above . Six property pages pres ent different information of current wireless network s[...]

A. General P age This page represents the general information of this adapter. 1. Status The status of station connection to AP . 2. Speed Current transition speed in M bps (Mega-Bits-Per-Second) . 3. Type Current wireless LAN configuration type . 4. Encryption Current encryption mode used . 5. SSID Name of wireless network . 6. Signal Strength The[...]

B. Profile P age This page provides profiles management such as add, remove, edit and duplicate just by pressing the respected button. Available Profile(s) The list box shows all the created profiles. 1. Add Add a new profile for AP or IBSS (Ad-Hoc mode). 2. Remove Remove the selected profile . 3. Edit Edit contents of selected profile . 4. Duplica[...]

C. Available Network(s) Show network connection around this system 1. Refresh Rescan network connection around this system . 2. Add to Profile Create profile for selected network connec tion and add it to to profile list. D. Advanced P age 19[...]

1. Power Save  None: without power save function .  Min: wake up more frequently to receive packets .  Max: wake up less frequently to receive packets . 2. Wireless Mode  802.11b  802.11g/b 3. 802.11b Preamble Mode  Long: higher quality but with lower performance than preamble short mode . Short: Normal quality but with higher per[...]

E. Status P age  NDIS Driver V ersion: Driver version  Short Radio Header : No  Encryption: Current encryption mode.  Authenticate: A uthentication state  Channel Set: S elected channel plan currently .  MAC Address: MAC address of this adapter .  Data Rate: W ireless LAN transition speed  Channel(Frequency): C urrent channe[...]

4.3 AP M ode A. General Page This page provides general informati on of this AP , including name, MAC address and list of joined stations. 1. SSID The name of this AP . 2. BSSID Six two-digital numbers of the MAC address of this AP . 3. Association Table It is the list of joined station s to this AP . 4. AID (Association ID) 2 2[...]

The AID field is a value assigned by an AP during associatio n that represents 16-bit ID of a station. It is a unique value assigned by AP. 5. MAC address It is the six two-digit numbers that assemb le the MAC address of respected joined station. 6. Life Time It is the timer that counts down from 10 minut es whenever the AP connects the station suc[...]

without network authentication. Encryption ~ WEP: you decide to set up the basic data encryption with a defined network key. ■ Shared Key + WEP You decide to apply both authentic ation and data encryption to prevent unauthouized login. ■ WPA-PSK + TKIP The most advance d authentication and data encryption that provide the best security protecti[...]

1. Beacon Interval This filed indicates the interval between each beacon that this AP sends out in unit of TU (1024 micro-seconds). 2. DTIM Period The DTIM Period field is the number of Beacon intervals between successive DTIMs. 3. Preamble Mode ■ Long: higher quality but with lower performance than preamble short mode . ■ Short: Normal quality[...]

D. SoftAP Page 1. ConnName List all network connections to this system. You can pick up one from the listed item(s) wh ose network domain you would want to connect to . 2. Select Make the desired network connect ion to public network. 3. ICS Internet Connection Sharing. It enables this AP to create the domain to share this internet/intranet network[...]

Appendix 1: How to U se 802.1x ( Step by S tep ) Step 1 : Set Network Authentication mode to WPA 802.1x ,or WPA2 802.1x Step 2 : Set Data E ncryption to TKIP ,or AES Step 3 : Set EAP Type to MD5 , GTC , TLS , LEAP , TTLS ,or PEAP 27[...]

Step 3.1.1 : When set TTLS , s et Tunnel Type to CHAP , MSCHAP , MSCHAP-V2 , PAP , or EAP-MD5 Step 3.1.2 : When set PEAP , s et Tunnel Type to MD5 , GTC , TLS , or MSCHAP-V2 Step 3.2 If you do not set PEAP to TLS ,you could use certificate. Step 4 : After you finish above steps. You should fill up the following fields( Username , Identity , Passwor[...]

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