Cisco Systems WRV54G Manuale Utente Scaricare il pdf (Pagina 88)

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101

Appendix F: Upgrading Firmware

Wireless-G VPN Broadband Router

Appendix F: Upgrading Firmware

The Router's firmware is upgraded through the Web-Utility's Firmware Upgrade tab from the Administration tab.

Follow these instructions:

1. Click the Browse button to find the firmware upgrade file that you downloaded from the Linksys website and

then extracted.

2. Double-click the firmware file you downloaded and extracted. Click the Upgrade button, and follow the

instructions there.

Figure F-1: Upgrade Firmware

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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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Cisco Systems WRV54G Manuale Utente Pagina 88

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