Manuais de utilizador para Netgear DG834G

índice analítico

• Reference Manual for the 54 Mbps Wireless ADSL Firewall Router DG834G

  1
• Contents

  5
• Chapter 1 About This Guide

  13
  • Audience, Conventions, Scope

    13
  • How to Use this Manual

    14
  • How to Print this Manual

    15
• Chapter 2 Introduction

  17
  • About the Router

    17
  • Key Features

    18
    • 802.11 Standards-based Wireless Networking

      18
    • A Powerful, True Firewall

      18
    • Content Filtering

      19
    • Auto Sensing and Auto Uplink™ LAN Ethernet Connections

      19
    • Protocol Support

      19
    • Easy Installation and Management

      20
  • What’s in the Box?

    21
    • The Router’s Front Panel

      22
    • The Router’s Rear Panel

      23
• Chapter 3 Connecting the Router to the Internet

  25
  • What You Need Before You Begin

    25
    • ADSL Microfilter Requirements

      25
      • ADSL Microfilter

        25
      • ADSL Microfilter with Built-In Splitter

        26
    • Ethernet Cabling Requirements

      26
    • Computer Hardware Requirements

      26
    • LAN Configuration Requirements

      26
    • Internet Configuration Requirements

      27
    • Where Do I Get the Internet Configuration Parameters?

      27
    • Record Your Internet Connection Information

      27
  • Connecting the DG834G to Your LAN

    29
    • How to Connect the Router

      29
  • Auto-Detecting Your Internet Connection Type

    33
    • Wizard-Detected PPPoE Login Account Setup

      35
    • Wizard-Detected PPPoA Login Account Setup

      35
    • Wizard-Detected Dynamic IP Account Setup

      36
    • Wizard-Detected IP Over ATM Account Setup

      36
    • Wizard-Detected Fixed IP (Static) Account Setup

      37
  • Testing Your Internet Connection

    38
  • Manually Configuring Your Internet Connection

    39
    • How to Perform Manual Configuration

      40
      • Internet Connection Requires Login and Uses PPPoE

        40
      • Internet Connection Requires Login and Uses PPPoA

        41
      • Internet Connection Does Note Require A Login

        42
    • ADSL Settings

      43
• Chapter 4 Wireless Configuration

  45
  • Considerations for a Wireless Network

    45
    • Observe Performance, Placement, and Range Guidelines

      45
    • Implement Appropriate Wireless Security

      46
  • Understanding Wireless Settings

    47
    • How to Set Up and Test Basic Wireless Connectivity

      49
    • Restricting Wireless Access to Your Network

      50
      • Restricting Access to Your Network by Turning Off Wireless Connectivity

        50
      • Restricting Wireless Access Based on the Wireless Network Name (SSID)

        50
      • Restricting Wireless Access Based on the Wireless Station Access List

        51
    • Choosing WEP Authentication and Security Encryption Methods

      53
      • Authentication Type Selection

        53
      • Encryption Choices

        54
    • How to Configure WEP

      54
• Chapter 5 Protecting Your Network

  57
  • Protecting Access to Your DG834G 54 Mbps Wireless ADSL Firewall Router

    57
    • How to Change the Built-In Password

      57
    • Changing the Administrator Login Timeout

      58
  • Configuring Basic Firewall Services

    58
    • Blocking Keywords, Sites, and Services

      59
    • How to Block Keywords and Sites

      59
  • Firewall Rules

    61
    • Inbound Rules (Port Forwarding)

      62
      • Inbound Rule Example: A Local Public Web Server

        63
      • Inbound Rule Example: Allowing Videoconferencing

        64
      • Considerations for Inbound Rules

        65
    • Outbound Rules (Service Blocking)

      65
      • Outbound Rule Example: Blocking Instant Messenger

        66
    • Order of Precedence for Rules

      67
  • Services

    68
    • How to Define Services

      68
  • Setting Times and Scheduling Firewall Services

    69
    • How to Set Your Time Zone

      69
    • How to Schedule Firewall Services

      71
• Chapter 6 Managing Your Network

  73
  • Backing Up, Restoring, or Erasing Your Settings

    73
    • How to Back Up the Configuration to a File

      73
    • How to Restore the Configuration from a File

      74
    • How to Erase the Configuration

      74
  • Upgrading the Router’s Firmware

    74
    • How to Upgrade the Router Firmware

      75
  • Network Management Information

    76
    • Viewing Router Status and Usage Statistics

      76
    • Viewing Attached Devices

      81
    • Viewing, Selecting, and Saving Logged Information

      82
      • Selecting What Information to Log

        83
      • Saving Log Files on a Server

        84
    • Examples of Log Messages

      84
      • Activation and Administration

        84
      • Dropped Packets

        84
  • Enabling Security Event E-mail Notification

    85
  • Running Diagnostic Utilities and Rebooting the Router

    86
  • Enabling Remote Management

    87
    • Configuring Remote Management

      87
• Chapter 7 Advanced Configuration

  89
  • Configuring Advanced Security

    89
    • Setting Up A Default DMZ Server

      89
      • How to Configure a Default DMZ Server

        90
    • Connect Automatically, as Required

      91
    • Disable Port Scan and DOS Protection

      91
    • Respond to Ping on Internet WAN Port

      91
    • MTU Size

      91
  • Configuring LAN IP Settings

    91
    • DHCP

      93
      • Use Router as DHCP server

        93
      • Reserved IP addresses

        94
    • How to Configure LAN TCP/IP Settings

      95
    • Configuring Dynamic DNS

      95
    • How to Configure Dynamic DNS

      96
  • Using Static Routes

    97
    • Static Route Example

      97
    • How to Configure Static Routes

      98
• Chapter 8 Troubleshooting

  101
  • Basic Functioning

    101
    • Power LED Not On

      102
    • Test LED Never Turns On or Test LED Stays On

      102
    • LAN or WAN Port LEDs Not On

      102
  • Troubleshooting the Web Configuration Interface

    103
  • Troubleshooting the ISP Connection

    104
    • ADSL link

      104
      • WAN LED Blinking Yellow

        104
      • WAN LED Off

        104
    • Obtaining a WAN IP Address

      105
    • Troubleshooting PPPoE or PPPoA

      106
    • Troubleshooting Internet Browsing

      106
  • Troubleshooting a TCP/IP Network Using the Ping Utility

    107
    • Testing the LAN Path to Your Router

      107
    • Testing the Path from Your Computer to a Remote Device

      108
  • Restoring the Default Configuration and Password

    109
    • Using the Reset button

      109
  • Problems with Date and Time

    109
• Appendix A Technical Specifications

  111
• Appendix B Network and Routing Basics

  113
  • Related Publications

    113
  • Basic Router Concepts

    113
    • What is a Router?

      114
    • Routing Information Protocol

      114
    • IP Addresses and the Internet

      114
    • Netmask

      116
    • Subnet Addressing

      117
    • Private IP Addresses

      119
    • Single IP Address Operation Using NAT

      120
    • MAC Addresses and Address Resolution Protocol

      121
    • Related Documents

      121
    • Domain Name Server

      122
    • IP Configuration by DHCP

      122
  • Internet Security and Firewalls

    122
    • What is a Firewall?

      123
    • Stateful Packet Inspection

      123
    • Denial of Service Attack

      123
  • Ethernet Cabling

    123
    • Category 5 Cable Quality

      124
    • Inside Twisted Pair Cables

      125
    • Uplink Switches, Crossover Cables, and MDI/MDIX Switching

      126
• Appendix C Preparing Your Network

  129
  • Preparing Your Computers for TCP/IP Networking

    129
  • Configuring Windows 95, 98, and Me for TCP/IP Networking

    130
    • Install or Verify Windows Networking Components

      130
    • Enabling DHCP to Automatically Configure TCP/IP Settings in Windows 95B, 98, and Me

      132
    • Selecting Windows’ Internet Access Method

      134
    • Verifying TCP/IP Properties

      134
  • Configuring Windows NT4, 2000 or XP for IP Networking

    135
    • Install or Verify Windows Networking Components

      135
    • DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4

      136
    • DHCP Configuration of TCP/IP in Windows XP

      136
    • DHCP Configuration of TCP/IP in Windows 2000

      138
    • DHCP Configuration of TCP/IP in Windows NT4

      141
    • Verifying TCP/IP Properties for Windows XP, 2000, and NT4

      143
  • Configuring the Macintosh for TCP/IP Networking

    144
    • MacOS 8.6 or 9.x

      144
    • MacOS X

      144
    • Verifying TCP/IP Properties for Macintosh Computers

      145
  • Verifying the Readiness of Your Internet Account

    146
    • Are Login Protocols Used?

      146
    • What Is Your Configuration Information?

      146
    • Obtaining ISP Configuration Information for Windows Computers

      147
    • Obtaining ISP Configuration Information for Macintosh Computers

      148
  • Restarting the Network

    149
• Appendix D Wireless Networking Basics

  151
  • Wireless Networking Overview

    151
    • Infrastructure Mode

      151
    • Ad Hoc Mode (Peer-to-Peer Workgroup)

      152
    • Network Name: Extended Service Set Identification (ESSID)

      152
  • Authentication and WEP

    152
    • 802.11b Authentication

      153
    • Open System Authentication

      153
    • Shared Key Authentication

      154
    • Overview of WEP Parameters

      155
    • Key Size

      156
    • WEP Configuration Options

      156
  • Wireless Channels

    157
• Glossary

  159
• Index

  163