ZyXEL Communications ZyWALL USG 2000 Manuale utente

www.zyxel.com

ZyWALL USG 2000

Unified Security Gateway

ZyXEL Communications Corporation

Firmware Version 2.11

Edition 1, 2/2009

Default Login Details

LAN Port P1

IP Address http://192.168.1.1

User Name admin

Password 1234

About This User's Guide

ZyWALL USG 2000 User’s Guide 3

About This User's Guide

Intended Audience

This manual is intended for people who want to want to configure the ZyWALL

using the web configurator.

How To Use This Guide

•ReadChapter 1 on page 31 chapter for an overview of features available on the

ZyWALL.

•ReadChapter 3 on page 47 for web browser requirements and an introduction

to the main components, icons and menus in the ZyWALL web configurator.

•ReadChapter 4 on page 59 if you’re using the wizards for first time setup and

you want more detailed information than what the real time online help

provides.

• It is highly recommended you read Chapter 5 on page 101 for detailed

information on essential terms used in the ZyWALL, what prerequisites are

needed to configure a feature and how to use that feature.

• It is highly recommended you read Chapter 6 on page 119 for ZyWALL

application examples.

• Subsequent chapters are arranged by menu item as defined in the web

configurator. Read each chapter carefully for detailed information on that menu

item.

• To find specific information in this guide, use the Contents Overview, the

Table of Contents, the Index, or search the PDF file. E-mail

techwriters@zyxel.com.tw if you cannot find the information you require.

Related Documentation

•QuickStartGuide

The Quick Start Guide is designed to show you how to make the ZyWALL

hardware connections, rack mounting and access the web configurator wizards.

(See the wizard real time help for information on configuring each screen.) It

contains a connection diagram, default settings, handy checklists and

information on setting up your network and configuring for Internet access.

•CLIReferenceGuide

The CLI Reference Guide explains how to use the Command-Line Interface (CLI)

to configure the ZyWALL.

Note: It is recommended you use the web configurator to configure the ZyWALL.

About This User's Guide

ZyWALL USG 2000 User’s Guide

• Web Configurator Online Help

Click the help icon in any screen for help in configuring that screen and

supplementary information.

• Support Disc

Refer to the included CD for support documents.

• ZyXEL Web Site

Please refer to www.zyxel.com for additional support documentation and

product certifications.

User Guide Feedback

Help us help you. Send all User Guide-related comments, questions or suggestions

for improvement to the following address, or use e-mail instead. Thank you!

The Technical Writing Team,

ZyXEL Communications Corp.,

6 Innovation Road II,

Science-Based Industrial Park,

Hsinchu, 300, Taiwan.

E-mail: [email protected]om.tw

Customer Support

In the event of problems that cannot be solved by using this manual, you should

contact your vendor. If you cannot contact your vendor, then contact a ZyXEL

office for the region in which you bought the device. See http://www.zyxel.com/

web/contact_us.php for contact information. Please have the following information

ready when you contact an office.

• Product model and serial number.

•WarrantyInformation.

• Date that you received your device.

• Brief description of the problem and the steps you took to solve it.

Disclaimer

Graphics in this book may differ slightly from the product due to differences in

operating systems, operating system versions, or if you installed updated

firmware/software for your device. Every effort has been made to ensure that the

information in this manual is accurate.

Document Conventions

ZyWALL USG 2000 User’s Guide 5

Document Conventions

Warnings and Notes

These are how warnings and notes are shown in this User’s Guide.

Warnings tell you about things that could harm you or your device.

Note: Notes tell you other important information (for example, other things you may

need to configure or helpful tips) or recommendations.

Syntax Conventions

• The ZyWALL USG 2000 may be referred to as the “ZyWALL”, the “device”, the

“system” or the “product” in this User’s Guide.

• Product labels, screen names, field labels and field choices are all in bold font.

• A key stroke is denoted by square brackets and uppercase text, for example,

[ENTER] means the “enter” or “return” key on your keyboard.

• “Enter” means for you to type one or more characters and then press the

[ENTER] key. “Select” or “choose” means for you to use one of the predefined

choices.

• A right angle bracket ( > ) within a screen name denotes a mouse click. For

example, Maintenance > Log > Log Setting means you first click

Maintenance in the navigation panel, then the Log sub menu and finally the

Log Setting tab to get to that screen.

• Units of measurement may denote the “metric” value or the “scientific” value.

For example, “k” for kilo may denote “1000” or “1024”, “M” for mega may

denote “1000000” or “1048576” and so on.

• “e.g.,” is a shorthand for “for instance”, and “i.e.,” means “that is” or “in other

words”.

Document Conventions

ZyWALL USG 2000 User’s Guide

Icons Used in Figures

Figures in this User’s Guide may use the following generic icons. The ZyWALL icon

is not an exact representation of your device.

ZyWALL Computer Notebook computer

Server Firewall Telephone

Switch Router

Safety Warnings

ZyWALL USG 2000 User’s Guide 7

Safety Warnings

• Do NOT use this product near water, for example, in a wet basement or near a swimming

pool.

• Do NOT expose your device to dampness, dust or corrosive liquids.

• Do NOT store things on the device.

• Do NOT install, use, or service this device during a thunderstorm. There is a remote risk

of electric shock from lightning.

• Connect ONLY suitable accessories to the device.

• Do NOT open the device or unit. Opening or removing covers can expose you to

dangerous high voltage points or other risks. ONLY qualified service personnel should

service or disassemble this device. Please contact your vendor for further information.

• Make sure to connect the cables to the correct ports.

• Place connecting cables carefully so that no one will step on them or stumble over them.

• Always disconnect all cables from this device before servicing or disassembling.

• Caution: This unit has more than one power supply cord. Disconnect two power supply

cords before servicing to avoid electric shock. (has multiple power cords, e.g., chassis-

based Ethernet switch. Make sure you specify the correct number of power cords in both

the English and the French that follows)

• Attention: Cet appareil comporte plus d'un cordon d'alimentation. Afin de prévenir les

chocs électriques, debrancher les deux cordons d'alimentation avant de faire le

dépannage.

• Use ONLY an appropriate power adaptor or cord for your device. Connect it to the right

supply voltage (for example, 110V AC in North America or 230V AC in Europe).

• Do NOT remove the plug and connect it to a power outlet by itself; always attach the plug

to the power adaptor first before connecting it to a power outlet.

• Do NOT allow anything to rest on the power adaptor or cord and do NOT place the

product where anyone can walk on the power adaptor or cord.

• Do NOT use the device if the power adaptor or cord is damaged as it might cause

electrocution.

• If the power adaptor or cord is damaged, remove it from the device and the power

source.

• Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a

new one.

• Do not use the device outside, and make sure all the connections are indoors. There is a

remote risk of electric shock from lightning.

• CAUTION: RISK OF EXPLOSION IF BATTERY (on the motherboard) IS REPLACED BY AN

INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.

Dispose them at the applicable collection point for the recycling of electrical and

electronic equipment. For detailed information about recycling of this product, please

contact your local city office, your household waste disposal service or the store where

you purchased the product.

• Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your

device.

Your product is marked with this symbol, which is known as the WEEE mark. WEEE

stands for Waste Electronics and Electrical Equipment. It means that used electrical

and electronic products should not be mixed with general waste. Used electrical and

electronic equipment should be treated separately.

Safety Warnings

ZyWALL USG 2000 User’s Guide

Contents Overview

ZyWALL USG 2000 User’s Guide 9

Contents Overview

Getting Started .......................................................................................................................29

Introducing the ZyWALL ............................................................................................................ 31

Features and Applications ......................................................................................................... 39

Web Configurator ....................................................................................................................... 47

Wizard Setup ............................................................................................................................. 59

Configuration Basics ................................................................................................................ 101

Tutorials ....................................................................................................................................119

Status ....................................................................................................................................... 149

Registration ............................................................................................................................. 165

Signature Update ..................................................................................................................... 171

Network .................................................................................................................................179

Interface ...................................................................................................................................181

Trunks ...................................................................................................................................... 239

Policy and Static Routes .......................................................................................................... 249

Routing Protocols .................................................................................................................... 263

Zones ....................................................................................................................................... 275

DDNS ...................................................................................................................................... 279

Virtual Servers .........................................................................................................................287

HTTP Redirect ........................................................................................................................ 301

ALG ......................................................................................................................................... 305

IP/MAC Binding ....................................................................................................................... 313

Firewall ..................................................................................................................................319

Firewall .................................................................................................................................... 321

VPN ........................................................................................................................................337

IPSec VPN ............................................................................................................................... 339

SSL VPN ................................................................................................................................. 379

SSL User Screens ................................................................................................................... 391

SSL User Application Screens ................................................................................................399

SSL User File Sharing .............................................................................................................401

L2TP VPN ................................................................................................................................ 409

L2TP VPN Example ................................................................................................................. 415

Application Patrol ................................................................................................................443

Application Patrol ..................................................................................................................... 445

Contents Overview

ZyWALL USG 2000 User’s Guide

Anti-X ....................................................................................................................................471

Anti-Virus ................................................................................................................................. 473

IDP .......................................................................................................................................... 489

ADP ........................................................................................................................................523

Content Filtering ..................................................................................................................... 543

Content Filter Reports .............................................................................................................567

Anti-Spam ................................................................................................................................ 575

Device HA .............................................................................................................................591

Device HA ............................................................................................................................... 593

Objects ..................................................................................................................................611

User/Group ..............................................................................................................................613

Addresses ............................................................................................................................... 629

Services ................................................................................................................................... 635

Schedules ................................................................................................................................ 641

AAA Server .............................................................................................................................647

Authentication Method ............................................................................................................. 659

Certificates ...............................................................................................................................663

ISP Accounts ........................................................................................................................... 685

SSL Application .......................................................................................................................689

System ..................................................................................................................................695

System ................................................................................................................................... 697

Maintenance, Troubleshooting, & Specifications .............................................................747

File Manager ........................................................................................................................... 749

Logs ........................................................................................................................................ 761

Reports ...................................................................................................................................775

Diagnostics ............................................................................................................................. 793

Reboot ..................................................................................................................................... 795

Troubleshooting ....................................................................................................................... 797

Product Specifications ............................................................................................................. 803

Appendices and Index .........................................................................................................809

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