ZyXEL Communications ZYWALL 1050 - V2.00 EDITION 1 User manual

www.zyxel.com
ZyWALL 1050
Internet Security Gateway
User’s Guide
Version 2.00
7/2007
Edition 1
DEFAULT LOGIN
LAN Port 1
IP Address http://192.168.1.1
User Name admin
Password 1234

About This User's Guide
ZyWALL 1050 User’s Guide 3
About This User's Guide
This manual is designed to guide you through the configuration of your ZyWALL for its
various applications. Generally, it is organized as follows.
• Introduction (ZyWALL, web configurator)
• Features (by menu item in the web configurator)
• Overview, including background
• Web Configurator screens
• Appendices
Intended Audience
This manual is intended for network administrators, or people who have a good knowledge of
TCP/IP networking concepts and topology, who want to want to configure the ZyWALL using
the web configurator.
1Read Chapter 1 on page 51 chapter for an overview of features available on the
ZyWALL.
2Read Chapter 3 on page 63 for web browser requirements and an introduction to the
main components, icons and menus in the ZyWALL web configurator.
3Read Chapter 4 on page 73 if you’re using the wizards for first time setup and you want
more detailed information than what the real time online help provides.
4It is highly recommended you read Chapter 5 on page 109 for detailed information on
essential terms used in the ZyWALL, what prerequisites are needed to configure a
feature and how to use that feature.
5It is highly recommended you read Chapter 6 on page 123 for multiple ZyWALL
application examples.
6Subsequent chapters are arranged by menu item as defined in the web configurator. Read
each chapter carefully for detailed information on that menu item.
Related Documentation
• Quick Start Guide
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.
• Configuration Reference Card
See this handy reference card to see what prerequisites are needed to configure a feature
and how to use this feature in the ZyWALL.
• CLI Reference Guide
The CLI Reference Guide explains how to use the Command-Line Interface (CLI) to
configure the ZyWALL.

About This User's Guide
ZyWALL 1050 User’s Guide
4
"It is recommended you use the web configurator to configure the ZyWALL.
• Web Configurator Online Help
Click the help icon in any screen for help in configuring that screen and supplementary
information.
• Supporting Disk
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]

Document Conventions
ZyWALL 1050 User’s Guide 5
Document Conventions
Warnings and Notes
These are how warnings and notes are shown in this User’s Guide.
1Warnings tell you about things that could harm you or your device.
"Notes tell you other important information (for example, other things you may
need to configure or helpful tips) or recommendations.
Syntax Conventions
• The ZyWALL 1050 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
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6
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
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Safety Warnings
1For your safety, be sure to read and follow all warning notices and instructions.
• 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.
• 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 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.
This product is recyclable. Dispose of it properly.

Safety Warnings
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Contents Overview
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Contents Overview
Introduction ............................................................................................................................49
Introducing the ZyWALL ............................................................................................................ 51
Features and Applications ......................................................................................................... 55
Web Configurator ....................................................................................................................... 63
Wizard Setup ............................................................................................................................. 73
Configuration Basics ............................................................................................................... 109
Tutorials ................................................................................................................................... 123
Status ...................................................................................................................................... 153
Registration ............................................................................................................................. 161
Update .....................................................................................................................................167
Network .................................................................................................................................173
Interface ................................................................................................................................... 175
Trunks ...................................................................................................................................... 215
Policy and Static Routes .......................................................................................................... 221
Routing Protocols .................................................................................................................... 231
Zones ...................................................................................................................................... 241
DDNS ...................................................................................................................................... 245
Virtual Servers ......................................................................................................................... 251
HTTP Redirect ........................................................................................................................257
ALG .........................................................................................................................................261
Firewall and VPN ..................................................................................................................271
Firewall .................................................................................................................................. 273
IPSec VPN ............................................................................................................................... 287
SSL VPN ................................................................................................................................. 319
SSL User Screens ................................................................................................................... 327
SSL User Application Screens ................................................................................................ 333
SSL User File Sharing Screens ............................................................................................... 335
L2TP VPN ................................................................................................................................ 341
L2TP VPN Example ................................................................................................................. 347
Application Patrol & Anti-X .................................................................................................373
Application Patrol ..................................................................................................................... 375
Anti-Virus ................................................................................................................................. 399
IDP .......................................................................................................................................... 413
ADP ........................................................................................................................................ 441

Contents Overview
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Content Filter Screens ............................................................................................................. 459
Content Filter Reports ............................................................................................................. 479
Device HA & Objects ...........................................................................................................487
Device HA ............................................................................................................................... 489
User/Group ............................................................................................................................. 499
Addresses ................................................................................................................................511
Services ...................................................................................................................................515
Schedules ................................................................................................................................ 521
AAA Server ............................................................................................................................. 525
Authentication Objects ............................................................................................................ 535
Certificates ............................................................................................................................... 539
ISP Accounts ........................................................................................................................... 557
SSL Application ....................................................................................................................... 561
System ..................................................................................................................................567
System ................................................................................................................................... 569
System Remote Management ................................................................................................ 581
Maintenance & Troubleshooting ........................................................................................607
File Manager ............................................................................................................................ 609
Logs ........................................................................................................................................ 619
Reports ................................................................................................................................... 631
Diagnostics ............................................................................................................................. 641
Reboot .....................................................................................................................................643
Troubleshooting ....................................................................................................................... 645
Appendices and Index .........................................................................................................647