Linksys WAP54G manual Appendix B Wireless Security, Security Precautions

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Wireless-G Access Point

Appendix B: Wireless Security

Linksys wants to make wireless networking as safe and easy for you as possible. The current generation of Linksys products provide several network security features, but they require specific action on your part for implementation. So, keep the following in mind whenever you are setting up or using your wireless network.

Security Precautions

The following is a complete list of security precautions to take (as shown in this User Guide) (at least steps 1 through 5 should be followed):

1.Change the default SSID.

2.Disable SSID Broadcast.

3.Change the default password for the Administrator account.

4.Enable MAC Address Filtering.

5.Change the SSID periodically.

6.Use the highest encryption algorithm possible. Use WPA if it is available. Please note that this may reduce your network performance.

7.Change the WEP encryption keys periodically.

To ensure network security, steps one through five should be followed, at least.

Security Threats Facing Wireless Networks

Wireless networks are easy to find. Hackers know that in order to join a wireless network, wireless networking products first listen for “beacon messages”. These messages can be easily decrypted and contain much of the network’s information, such as the network’s SSID (Service Set Identifier). Here are the steps you can take:

Change the administrator’s password regularly. With every wireless networking device you use, keep in mind that network settings (SSID, WEP keys, etc.) are stored in its firmware. Your network administrator is the only person who can change network settings. If a hacker gets a hold of the administrator’s password, he, too, can change those settings. So, make it harder for a hacker to get that information. Change the administrator’s password regularly.

Appendix B: Wireless Security

NOTE: Some of these security features are available only through the network router or access point. Refer to the router or access point’s documentation for more information.

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Security Precautions

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Contents 802 GHz .11g Wireless- G How to Use this User Guide Copyright and TrademarksTable of Contents Frequently Asked Questions Appendix a TroubleshootingAppendix B Wireless Security Front Panel Back Panel25 Congratulations Screen Site Survey Screen Introduction WelcomeWhat’s in this User Guide? Wireless-G Access Point Roaming Planning Your Wireless NetworkNetwork Topology Network Layout Getting to Know the Wireless-G Access Point Cisco logoBack Panel LAN Port Overview Connecting the Wireless-G Access PointConnections for Setup Setting up the Wireless-G Access Point Using the Setup WizardConnect the Network Cable to the Router or Switch Screen Check the Access Point’s Status Screen Password Screen Basic Settings Screen Using the Access Point’s SecureEasySetup Feature 10 SecureEasySetup Screen15 Confirm New Settings Screen Configuring a Non-SecureEasySetup Device 16 Congratulations ScreenManually Configuring the Access Point’s Wireless Settings 17 Configure Wireless Settings ScreenWEP 64-Bit WEP 128-BitWPA Personal WPA2 PersonalWPA Enterprise WPA2 Mixed ModeLinksys Wireless Guard 25 Congratulations Screen Configuring the Linksys Wireless Guard Settings 26 Attention Screen28 Securing Your Access Point Screen 31 Wireless Guard Congratulations Screen Using the Linksys Wireless Guard Service Client Software InstallationExit Other Applications Destination Location Network Access Restart Your ComputerAccessing your Account Your Account11 Network Administration Add a Guest12 Modify Access Control Add a Member Member Registration16 Subscriber Information 18 Credentials Information To secure an unprotected network Securing or Unprotecting Your Wireless Guard NetworkTo unprotect a network Navigating the Utility Configuring the Wireless-G Access PointSetup Status WirelessAdministration Accessing the Utility Setup Network Setup TabNetwork Setup Configuration TypeSetup Static IP Screen LAN MAC Address Setup AP Mode TabAP Mode Configuring the Wireless-G Access Point Setup AP Mode Tab Wireless-G Access Point Wireless Basic Wireless Settings Tab Basic Wireless Settings12 Confirm Reset Wireless Wireless Security Tab Wireless SecurityWPA-Personal WPA2-PersonalWPA2-Mixed WPA-EnterpriseRadius Access Restriction Wireless Wireless MAC Filter TabWireless MAC Filter Wireless Advanced Wireless Settings Tab Advanced WirelessWireless-G Access Point Administration Management Tab AP’s PasswordBackup and Restore ManagementSnmp Community Administration Snmp TabSnmp V1/V2c Administration Log Tab LogAdministration Factory Defaults Tab Administration Firmware Upgrade TabFirmware Upgrade Factory DefaultsLocal Network Status Local Network TabAP’s Information Status Wireless Network Tab Wireless NetworkAppendix a Troubleshooting Frequently Asked QuestionsWhat Ieee 802.11g features are supported? What is the ISM band? Does the Access Point function as a firewall? Security Threats Facing Wireless Networks Appendix B Wireless SecuritySecurity Precautions Security Threats Facing Wireless Networks Wireless-G Access Point Figure C-1 Firmware Upgrade Appendix C Upgrading FirmwareNetwork Neighborhood/My Network Places Appendix D Windows HelpShared Resources Appendix E Glossary Wireless-G Access Point Wireless-G Access Point Wireless-G Access Point Wireless-G Access Point Wireless-G Access Point Wireless-G Access Point Appendix F Specifications Operating Humidity Appendix G Warranty Information Limited WarrantyAppendix H Regulatory Information FCC StatementInformation section in this Guide Appendix I Contact InformationNeed to contact Linksys?
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