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ZyXEL Communications VSG-1000 1.3Applications, 1.3.1Internet Access for LAN Networks

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VSG-1000 Vantage Service Gateway

E-mail Forwarding

The VSG is able to forward and retrieve e-mail messages when the subscriber’s default email server is down or behind a firewall.

DNS Proxy

With DNS proxy, the VSG provides DNS redirection when a subscriber’s configured DNS server is behind a firewall or located in a private Intranet.

NAT (Network Address Translation)

NAT (RFC 1631) is the translation of the IP address of a host in a packet, for example, the source address of an outgoing packet, used within one network to a different IP address known within another network.

The VSG automatically performs NAT on the LAN. You may also set the VSG to perform NAT on the WAN for VPN (IPSec and PPTP) connections.

Subscriber Login Page Customization

You can customize the subscriber login page according to your business needs. The advanced settings allows you to include welcome messages, company logo and basic formatting.

Local Console Management

The VSG provides a console port for local management.

Web Configurator Management

The VSG comes with an embedded web-based configurator. It offers advanced management features and allows you to manage the VSG remotely using Internet Explorer (version 5.0 or above) or Netscape Navigator (version 6.0 or above).

Upgrade Firmware via the WAN or Console Port

The firmware of the VSG can be upgraded via the WAN or the console port.

Ease of Installation

Your VSG is designed for quick, intuitive and easy installation. It can be mounted on a desktop or standard 19” rack.

1.3Applications

The following sections describe network application examples in which the VSG is used.

1.3.1Internet Access for LAN Networks

With a broadband service account set up, the VSG allows the attached computers to enjoy high speed Internet access.

Figure 1-1 Application: Internet Access for LAN Networks

1-2	Getting to Know Your VSG

Contents

User’s Guide Page Copyright Interference Statements and Warnings ZyXEL Limited Warranty Customer Support Table of Contents Page Page Page List of Figures Page List of Tables Page List of Diagrams Page Preface Page Part I: Getting Started Page Getting to Know Your VSG 1.1Introducing the VSG 1.2Features 1.3Applications 1.3.2Internet Access in Public Areas Page Chapter 2 Hardware Installation and Connection 2.1Installation Options 2.2Hardware Connections The LAN Port The WAN Port The Console Port 2.2.4Turning on the VSG Page The Web Configurator 3.1 Introducing the Web Configurator 3.2 Accessing the Web Configurator 3.3 System Login Accounts 3.4 Changing System Password 3.5 Restarting the VSG 3.6 Logging Out of the Web Configurator Page Part II: Web Configurator System Configuration Page System Configuration 4.1 Factory Ethernet Defaults 4.2 LANs and WANs 4.3 IP Address Assignment 4.4 DHCP Configuration 4.5 DNS Server Address 4.6 Syslog 4.7 NAT 4.7.2What NAT Does 4.7.3How NAT Works 4.7.4VPN and NAT Example 1: One-to-One Example 2: Many-to-One Example 3: One-to-Oneand Many-to-One 4.8 The System Configuration Screen Page Page Page Page Page Subscriber Control 5.1 Overview 5.2 Management Type 5.2.3CAS (Central Authentication Service) Billing Mechanism Accounting Method Subscriber Pop-upLogout Window Online Sign Up Page Page 5.2.6Subscriber Pop-upLogout Window 5.3 User Agreement Page 5.4 Subscriber Management Screen Page Local Subscriber Management 6.1 Introduction 6.2 Subscriber Management without Billing 6.2.2Display Subscriber Account List 6.2.3Importing Subscriber List 6.3 Subscriber Management with Billing 6.3.2Editing Subscriber Account Information 6.3.3Detailed Subscriber Accounting Information 6.3.4Terminating or Deleting a Subscriber Account Page Part III: Web Configurator Advanced Configuration Page Subscriber Login Screen 7.1 Overview 7.2 Standard Login Screen 7.3 Advanced Login Screen Page 7.4 Frame Login Screen Page Page Page Portal Web Site, Advertisement Link and Walled Garden 8.1 Introduction 8.2 The Portal Page and Advertisement Links 8.3 Walled Garden Page Page LAN Device Management 9.1 LAN Device Management Overview 9.2 Configuring LAN Device Management 9.2.1LAN Device Management Example 9.2.2Specifying an Inside Server Example Page Page IP and MAC Address Pass Through 10.1Configuring IP and MAC Address Pass Through Page Status 11.1System Status 11.2DHCP Client Table 11.3Current Users Page Part IV: The SMT, System Maintenance and Additional Information Page The SMT 12.1Introduction to the SMT 12.2SMT Login Screen 12.3The SMT Main Menu Summary 12.4Navigating the SMT Interface 12.4.2The Navigation Keys Page System Configuration Using the SMT 13.1About SMT System Configuration 13.2Setting System Configuration Page 13.3View Current Configuration 13.4Changing the System Password 13.5Restarting the VSG 13.6Reset the VSG to Factory Defaults Page Configuration and Firmware Maintenance 14.1Configuration and Firmware Maintenance Overview 14.2Filename Convention 14.3Firmware Upgrade 14.3.2Firmware Upgrade Using the Web Configurator 14.4Configuration File Maintenance 14.4.2Restore Configuration Troubleshooting 15.1Using LEDs to Diagnose Problems 15.2Console Port 15.3Web Configurator 15.4Internet Access 15.5TFTP File Transfer 15.6Administrator Password and Username Page Page Page Appendix A IP Address Assignment Conflicts Case D: Two or more subscribers have the same IP address Appendix B Subscriber Login Appendix C Cable Types and Cable Pin Assignments Serial Console Port Appendix D Setting Your Computer IP Address Windows 95/98/Me Configuring Verifying Settings Windows 2000/NT/XP Page Page Macintosh OS 8/9 Macintosh OS Appendix E IP Subnetting Subnet Masks Subnetting Example: Two Subnets Example: Four Subnets Example Eight Subnets Subnetting With Class A and Class B Networks Page Appendix F Product Specifications Page Index