Corega WLUSB2GO User manual

User Manual
54M Wireless USB Adapter
WLUSB2GO

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1. Preface.............................................................................................................2
1.1 Features....................................................................................2
1.2 Packing Content....................................................................2
1.3 Hardware description..........................................................3
1.4 Installation Steps..................................................................3
2. Software Installation....................................................................................4
2.1 Hardware Installation..........................................................4
2.2 Utility and Driver Installation ..........................................5
2.3 Verify the Hardware Status................................................7
3. Setting TCP/IP..................................................................................................9
4. Setting Wireless Network.........................................................................10
5. Network Security Setting........................................................................... 12
5.1 Setting WEP.........................................................................12
5.2 Setting WPA.........................................................................14
《WPA-PSK and WPA2-PSK》...........................14
《WPA and WPA2》..............................................15
6. Utility Introduction....................................................................................17
6.1 Site Survey............................................................................17
6.1.1 Add one profile ...........................................18
6.2 Profile......................................................................................19
6.3 Link Status.............................................................................20
6.4 Statistics.................................................................................21
6.5 Advanced settings............................................................21
6.6 IP Information.....................................................................23
6.7 About tab..............................................................................23
7. FAQ................................................................................................................ 24
8. Specification............................................................................................... 27
Contents

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corega CG-WLUSB2GO 54M Wireless USB Adapter complies with
IEEE802.11b/g standards. Its 2.0 USB interface is suitable for any
computer with USB port. Its unique bearing cap design makes
the cap less impossible to get lost. Moreover, CG-WLUSB2GO
provides wide transmission range, high quality and stable trans-
mission. These above features make it a great companion for NB
& desktop users.
1.1 Features
• Complies with IEEE802.11b/g standard.
• USB 2.0/1.1 Interface
• With wireless coverage up to 375m. Coverage radius is six
times wider than general 802.11g products. (Environmen-
tal factors may adversely affect wireless signal range.)
• Support TX-Burst technology. Can effectivly improve
transmit speed when working with corega WLBARGMO or
corega WLBARGO.
• Supports WEP 64/128 bit, WPA/WPA2, 802.1x network
security modes.
• Supports roaming function, can automatically search for
stronger signal wireless AP.
• Supports power save mode, spending less power.
1.2 Package Content
Before installation, please make sure the packing content is
completed. If there is something loss please contact your local
distributor.
- 54M Wireless USB Adapter
- CD-ROM
- User Manual
1Preface

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1.3 Hardware description
Bearing Cap USB Connecter Inside
1.4 Installation Steps
Please confirm the following steps before installing the product.
Plug the product into the USB port  Put the Driver CD  Install
the utility program and the driver  Confirm the Device status
of the product Set up TCP/IP  Open the Utility Program 
Setup the Wireless Network  Enable the security function 
Setup the advanced functions  Start to use the product.

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2Software Installation
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2.1 Hardware Installation
Please plug corega WLUSB2GO into the USB port. After you
plug it in, please install the software and driver.
When the following pages appear, please click [cancel].
<Windows XP>
<Windows 2000>

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2.2 Utility and Driver Installation
1. Put Driver CD into the CD-ROM drive.
2. Please select [English]
3. Click [Install Software]

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4. The [corega Wireless Adapter Setup] page.
5. Click [Continue Anyway].

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6. Click [Finish] to finish setup.
2.3 Verify the Hardware Status
1. Open [Control Panel]=>Double-click [System].
2. Select [Hardware] tab=>Click [Device Manager].

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3. Select and double-click [CG-WLUSB2GO].
4. Verify that the device status of CG-WLUSB2GO is [This device is
working properly]->Click [OK] to close this page.

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3Setting TCP/IP
The following example is for Windows XP OS users:
1. Enter [Start Menu]=>select [Control panel]=>select [Network].
2. Right-click [Wireless Network](Windows 2000 users please
select [Local Area Connection]) icon=>select [properties]。
3. Select [Internet Protocol(TCP/IP)]=>Click [Properties].
4. Select the [General] tab.
a. If your Wireless Router has [DHCP] function, please select
both [Obtain an IP address automatically] and [Obtain DNS
server address automatically].
b. If the router does not support [DHCP] function, you have to
configure the IP and DNS settings.

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User can use corega Wireless Utility to configure wireless net-
work. After finishing configuration, please check if the connec-
tion works.
Please confirm that user’s computer is in the wireless radio wave
range. If the computer is out of the radio range, the setup will
not be seccessful.
After user installed CG-WLUSB2GO and corega Wireless Utility,
CG-WLUSB2GO will automatically link with the AP/Router. If the
connection is successful, the following message will appear .
1. Click the icon in the system tray to open the Utility. If there
is no such icon, enter [Start]->click[Program]->select[CG-
WLUSB2GO]->click[corega Wireless Utility] and the icon will
appear.
2. The available APs are displayed in the [Site Survey] tab. If there
is no AP in dialog box, please press [Rescan] .
4Setting Wireless Network

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3. To make connection, select one AP/SSID (eg:corega) and
click [Conncet]. When the connection works, [Connected]
will appear in the left button of this tab and the icon
appears in front of the linked AP. When the connection
failed,[Disconnected] will appear.
If the AP has set up the encryption, please setup the the same
keys on CG-WLUSB2GO (refer to chapter 5) before you click
[OK].

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If your AP/Router have set network security function, your
wireless adapter needs to have the same security setting. The
details of network security setting are described below. Please
open corega Wireless Utility before you start to setup network
security:
Double click the icon in the system tray to open the Utility
page. If there is no wireless icon, please click [start Menu]->se-
lect [Programs]->click [CG-WLUSB2GO]->click [corega Wireless
Utility], and the wireless icon will appear.
5.1 Setting WEP
1. If your AP has [WEP] authentication(eg:corega ), press [Con-
nect].
5Network Security Setting

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2. Please follow the instructions:
a. [Authentication Type]: indicates the authentication type of
the AP/Router. Please confirm the setting of the AP/Router.
＊[Open]: WEP open system is based on request and grant. It is
essentially no authentication.
＊[Shared]: WEP shared key is based on request, challenge, challenge
response, grant/deny.
b. Select [WEP] in [Encryption].
c. Enter AP encryption keys(64/128bits) in the box Key1~Key4.
Please accept the auto selected setting of [Hex]/[ASCII].
d. Select the current AP encryption keys from Key1~Key4.
e. Press [OK] to finish setting.

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5.2 Setting WPA
WPA encryption type can be divided into WPA-PSK, WPA2-PSK,
WPA(or called WPA-EAP), and WPA2(or called WPA2-EAP). All
settings should correspond to the settings of the current con-
nected wireless network.
《WPA-PSK and WPA2-PSK》
1. Select an AP with [WPA-PSK] or [WPA2-PSK] authentication
and press [Connect]. Here we use corega A for example. Thus
the following settings must correspond with corega A.
2. Setting the [Authentication and Security] Page:

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a. Authentication Type: Select [WPA-PSK] or [WPA2-PSK] (AP
must support the function).
b. Encryption: Select [TKIP] or [AES].(Same as AP)
c. Enter the selected AP’s password in [WAP Preshared Key]
box and click [OK].
《WPA and WPA2》
1. Select an AP with [WPA] or [WPA2] authentication and press
[Connect]. Here we use corega A02 for example, hence the fol-
lowing settings must correspond with corega A02.
2. Setting the [Authentication and Security] Page:

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a. Authentication Type: select [WPA]or [WPA2-PSK] (AP must
support the function).
b. Encryption: select [TKIP] or [AES](Same as AP)
c. If the AP/router has [802.1x Setting] function, click it for
advance setting. Please consult your MIS for details.
d. Click [OK] to finish setting.

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Chapter 6 will briefly introduce the sections in the setup utility.
6.1 Site Survey
1. The discription of these sections
• SSID : Name of AP (or called ESSID).
• BSSID : Mac Address of AP
• Signal : Signal strength of AP
• Channel : AP used channel
• Encryption : what encrypted mechanism does AP used
• Authentication : What authentication mechanism does AP
used.
• Network Type : What Network Type does the AP belong to.
Generally it is [infrastruture].
2. Available WLAN list.The icon means currently connecting.
3. [Connected] means connection ok. [Disconnected] means
connection failed.
6Utility introduction

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4. Click [Rescan] to rescan and upgrade all the AP’s information
in time
5. Click [Connect] to start connecting the selected AP.
6. Save the selected AP’s information to profile. For more details,
please refer to 6.1.1.
6.1.1 Add one profile
1. Select one AP in the SSID column, eg: corega0205=>Click [Add
to Profile] and the below page will appear.
2. Setting items in the [configuration] tab:
• Profile Name: Enter the connected AP profile, eg: PROF1.
• SSID: Click the drop-down menu and select one AP. You can
also enter the AP manually.
• PSM: When CAM is selected, indicats that the product is not
in power saving status. When PSM is selected, the product
is in power saving status. (Only select it under Infrastructure
nettype).
• Network Type: [Infrastructure] or [Ad Hoc] type. We recom-

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mend you to select [Infrastructure].
• Transmit power: the amount of power used by a radio trans-
ceiver to send the signal out. User can choose power value
by sliding the bar.
• [RTS Threshold] and [Fragment Threshold] : We recommend
you to use the default value 2312. User can adjust threshold
numbers by sliding the bars or key in the values directly.
3. Click [OK] and the set AP will appear in the [Profile] tab.
6.2 Profile
• [Add]: Click [Add] to add a new profile.
• [Delete]: to delete a profile, select one profile name and click
[Delete].
• [Edit]:to edit the setting of a profile, select the profile and
click [Edit].
• [Activate]: to activate the selected profile, select the profile
and click [Activate].