Linksys WUSB200 manual Attacks or sniffing AP does not have any encryption

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Wireless-G Business USB Network Adapter with RangeBooster

 

 

 

Table 1: Alerts

 

 

 

 

 

 

 

Item

Alert

Description

Advice

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

A New client association request is refused due to a lack of memory. It could be an

 

 

 

 

 

overloaded AP from being associated with too many legitimate clients or it could be

 

 

 

 

 

a possible Denial of Service attack that will prevent legitimate clients from

 

 

8

Association Table Full

Possibly a Denial of Service Attack. For

associating with the AP.

 

 

details, press the Advice button.

 

 

 

 

 

 

 

 

 

 

 

Action:

 

 

 

 

 

1. AP will stop allowing more client association with the AP.

 

 

 

 

 

2. Check the AP's client's list to see if any wireless client is illegitimate.

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

AP does not have any authentication method enabled, so it is vulnerable to network

 

 

 

 

 

attacks or sniffing.

 

 

 

 

AP does not have any encryption

 

 

 

9

AP Is Not Using Encryption

method enabled. For details, press the

Action:

 

 

 

 

Advice button.

1. Contact the network administrator.

 

 

 

 

 

2. In order to make the wireless network more secure, set up the AP with a

 

 

 

 

 

stronger authentication method, e.g., WPA or WPA2.

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

AP has SSID Broadcasting enabled, so any wireless station can obtain its SSID.

 

 

10

AP Broadcasting SSID

AP has SSID Broadcasting enabled. For

Action:

 

 

details, press the Advice button.

 

 

 

 

In order to avoid being attacked by rogue clients, turn off SSID broadcasting on the

 

 

 

 

 

 

 

 

 

 

AP.

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

AP is using the default SSID. Default SSIDs are easy to identify, so a hacker can

 

 

 

 

AP is using the default SSID. For details,

effortlessly connect to the AP.

 

 

11

Default SSID in Use

 

 

 

press the Advice button.

 

 

 

 

 

Action:

 

 

 

 

 

 

 

 

 

 

In order to keep the connection secure, change the AP SSID to a non-default SSID.

 

 

 

 

 

 

 

Chapter 6: The Administrative Functions in the Wireless Network Monitor

57

Security Monitor

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Contents Wireless-G Business USB Network Adapter with RangeBooster How to Use this User Guide Copyright and TrademarksTable of Contents Appendix C Wireless Security Windows XP Wireless Zero ConfigurationList of Figures LEDsCreating a Profile WEP Key Needed 43 Editing a Profile Congratulations Introduction WelcomeWhat’s in this User Guide? Wireless-G Business USB Network Adapter with RangeBooster Network Topology Planning your Wireless NetworkRoaming Network Layout Getting to Know the Wireless-G Business USB Network Adapter LED IndicatorsStarting the Setup Setup Wizard’s Welcome ScreenConnecting the Adapter Setup Wizard’s License AgreementSetting up the Adapter Available Wireless NetworkWEP WPA-Personal WPA2-PersonalManual Setup 10 Creating a Profile12 Ad-Hoc Mode Settings 14 Wireless Security WPA Personal TLS WPA Enterprise EAP-TLS20 Wireless Security Radius EAP-TLS WPA2 EnterpriseRadius Using the Wireless Network Monitor Accessing the Wireless Network MonitorUsing the Wireless Network Monitors Link InformationLink Information Wireless Network Status StatusLink Information Wireless Network Statistics StatisticsProfiles Profile InformationCreating a Profile Available Wireless Network Create a New Profile10 Creating a Profile WPA-Personal 12 Creating a Profile Manual Setup Network Settings 15 Creating a Profile Manual Setup Wireless Security WEP Using the Wireless Network Monitor Create a New Profile WPA Enterprise WPA2 Enterprise Radius 24 Creating a Profile Manual Setup Wireless Security Leap 26 Creating a Profile Manual Setup Congratulations Editing a Profile29 Editing a Profile Ad Hoc Mode WEP 32 Editing a Profile Wireless Security WPA Personal 35 Editing a Profile Wireless Security WPA Enterprise Peap 37 Editing a Profile Wireless Security WPA2 Enterprise Peap Radius EAP-TLS Leap 43 Editing a Profile Congratulations Site Survey Site InformationTroubleshooting AdministrationAccess Point Account Log in as the Access Points administrator49 Administration Security Monitor Account Administrative Functions in the Wireless Network Monitor ClassificationClassification AP ClassificationAdvanced Settings Trusted MAC AddressesAllowed Vendor List Configuration Security Monitor Allowed Channel ConfigurationChannel Usage AP Inventory Client InventoryAlert Alerts SummaryAlert List Alert DetailsAdvice 18 Security Monitor Alert AdviceDisassociation attacking Alert Description Advice Legitimate AP Attacks or sniffing AP does not have any encryption Updated Client computers Ssid and MAC address Windows Firewall 19 Security Monitor Windows Firewall ScreenAppendix a Troubleshooting Common Problems and SolutionsFrequently Asked Questions Can users turn off the pop-up alerts?What is the 802.11b standard? What is ISM band? What is WEP? Appendix B Windows XP Wireless Zero Configuration Windows XP Wireless Zero ConfigurationFigure B-4 Available Wireless Network Figure B-6 Network Connection Wireless Security Security Precautions Appendix C Wireless SecuritySecurity Threats Facing Wireless Networks Appendix C Wireless Security Wireless-G Business USB Network Adapter with RangeBooster Shared Resources Appendix D Windows HelpNetwork Neighborhood/My Network Places Appendix E Glossary Wireless-G Business USB Network Adapter with RangeBooster Wireless-G Business USB Network Adapter with RangeBooster Wireless-G Business USB Network Adapter with RangeBooster Wireless-G Business USB Network Adapter with RangeBooster Appendix F Specifications Unit Weight 15 oz 0.061 kg Certifications Operating TempStorage Temp Operating HumidityAppendix G Warranty Information Limited WarrantyAppendix H Regulatory Information FCC StatementWireless-N Notebook Adapter Dual-Band Wireless-N Notebook Adapter Dual-Band Wireless-N Notebook Adapter Dual-Band Wireless-N Notebook Adapter Dual-Band Wireless-N Notebook Adapter Wireless-N Notebook Adapter Appendix I Contact Information