Cisco Systems WRV54G Bedienungsanleitung Seite 38
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Chapter 6: Configuring the Router
The Security Tab
Wireless-G VPN Broadband Router
Other Options
• Unauthorized IP Blocking. Click Enabled to block unauthorized IP addresses. Enter in the Rejects Number
field to specify how many times IKE must fail before blocking that unauthorized IP address. Enter the length of
time that you specify (in seconds) in the Block Period field.
When finished making your changes on this tab, click the Save Settings button to save these changes, or click
the Cancel Changes button to undo your changes. For further help on this tab, click the Help button.
Security
802.1x (See Figure 6-20.)
• Radius Server IP Address. Enter the Radius Server IP Address in the fields.
• Radius Server Port. Enter the Radius Server Port in the field.
• Shared Secret. Enter the Shared Secret in the field.
• Authentication Type. To enable EAP-TLS, click EAP-TLS. To enable EAP-TTLS, click EAP-TTLS. To enable EAP-
MD5, click EAP-MD5,. To disable authentication, click Disable.
• WEP Settings. Click the WEP Settings button to edit the settings and Figure 6-21 will appear.
• Dynamic WEP Key Length. Select 64 or 128 bits from the drop-down menu.
• Key Renewal Timeout. Enter the time in seconds for key renewal.
• Port Inactivity Timeout. Enter the time in seconds for port inactivity.
• Port Connectivity Timeout. Enter the time in seconds for port connectivity.
When finished making your changes on this tab, click the Save Settings button to save these changes, or click
the Cancel Changes button to undo your changes.
WEP
The WEP screen allows you to configure your WEP settings. (See Figure 6-21.) WEP encryption should always be
enabled to increase the security of your wireless network. Default Transmit Key. Select which WEP key (1-4) will
be used when the Router sends data. Make sure that the receiving device is using the same key.
Figure 6-20: 802.1x
- Wireless-G 1
- Copyright and Trademarks 2
- How to Use this Guide 2
- Table of Contents 3
- Chapter 1: Introduction 5
- What’s in this Guide? 6
- The Router’s Functions 8
- IP Addresses 8
- Why do I need a VPN? 9
- What is a VPN? 10
- VPN Router to VPN Router 11
- The Back Panel 13
- The Front Panel 14
- Overview 15
- Wired Connection to a PC 16
- Wireless Connection to a PC 16
- Configuring Windows 2000 PCs 19
- Configuring Windows XP PCs 20
- Security 22
- Access Restrictions 22
- Applications & Gaming 22
- Administration 22
- The Setup Tab 23
- Network Setup 26
- DynDNS.org 27
- TZO.com Tab 27
- MAC Clone 28
- Advanced Routing 28
- Static Routing 29
- The Wireless Tab 30
- Wireless Security 31
- WEP (See Figure 6-12.) 31
- The Security Tab 34
- 802.1x (See Figure 6-20.) 38
- The Access Restrictions Tab 39
- Port Range Forwarding 41
- Port Triggering 42
- UPnP Forwarding 43
- The Administration Tab 45
- Email Alert 46
- Syslog Notification 46
- Notification Queue Length 47
- Alert Log 47
- General Log 47
- Ping Test (See Figure 6-32.) 47
- Information 49
- WAN Connections 49
- Local Network 50
- Wireless 51
- System Performance 51
- Appendix A: Troubleshooting 52
- Common Problems and Solutions 53
- Frequently Asked Questions 60
- Appendix B: Wireless Security 67
- Passive Attacks 68
- Jamming Attacks 68
- Active Attacks 69
- Man-in-the-Middle Attacks 69
- Maximizing Wireless Security 69
- What Are The Risks? 70
- Introduction 74
- Environment 74
- Filter List 1: win->router 75
- Filter List 2: router->win 76
- Tunnel 1: win->router 78
- Tunnel 2: router->win 80
- Ethernet Adapter 85
- Wireless-G Broadband Router 86
- Appendix E: SNMP Functions 87
- Appendix G: Windows Help 89
- Appendix H: Glossary 90
- Appendix I: Specifications 96
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