ZyXEL Communications Internet Security Appliance ZyWALL5UTM 4.0 User manual

ZyWALL 5/35/70 Series
Internet Security Appliance
User’s Guide
Version 4.00
10/2005

ZyWALL 5/35/70 Series User’s Guide
Copyright 2
Copyright
Copyright © 2005 by ZyXEL Communications Corporation.
The contents of this publication may not be reproduced in any part or as a whole, transcribed,
stored in a retrieval system, translated into any language, or transmitted in any form or by any
means, electronic, mechanical, magnetic, optical, chemical, photocopying, manual, or
otherwise, without the prior written permission of ZyXEL Communications Corporation.
Published by ZyXEL Communications Corporation. All rights reserved.
Disclaimer
ZyXEL does not assume any liability arising out of the application or use of any products, or
software described herein. Neither does it convey any license under its patent rights nor the
patent rights of others. ZyXEL further reserves the right to make changes in any products
described herein without notice. This publication is subject to change without notice.
Trademarks
ZyNOS (ZyXEL Network Operating System) is a registered trademark of ZyXEL
Communications, Inc. Other trademarks mentioned in this publication are used for
identification purposes only and may be properties of their respective owners.

ZyWALL 5/35/70 Series User’s Guide
3 Federal Communications Commission (FCC) Interference Statement
Federal Communications
Commission (FCC) Interference
Statement
This device complies with Part 15 of FCC rules. Operation is subject to the following two
conditions:
• This device may not cause harmful interference.
• This device must accept any interference received, including interference that may cause
undesired operations.
This equipment has been tested and found to comply with the limits for a Class B digital
device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy, and if not installed and used in
accordance with the instructions, may cause harmful interference to radio communications.
If this equipment does cause harmful interference to radio/television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Notice 1
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada.
Certifications
1Go to www.zyxel.com.
2Select your product from the drop-down list box on the ZyXEL home page to go to that
product's page.
3Select the certification you wish to view from this page.

ZyWALL 5/35/70 Series User’s Guide
Federal Communications Commission (FCC) Interference Statement 4

ZyWALL 5/35/70 Series User’s Guide
5 Safety Warnings
Safety Warnings
For your safety, be sure to read and follow all warning notices and instructions.
• 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 can
service the device. Please contact your vendor for further information.
• Connect the power cord to the right supply voltage (110V AC in North America or 230V
AC in Europe).
• Place connecting cables carefully so that no one will step on them or stumble over them.
Do NOT allow anything to rest on the power cord and do NOT locate the product where
anyone can walk on the power cord.
• If you wall mount your device, make sure that no electrical, gas or water pipes will be
damaged.
• Do NOT install nor use your device during a thunderstorm. There may be a remote risk of
electric shock from lightning.
• Do NOT expose your device to dampness, dust or corrosive liquids.
• Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.
• Make sure to connect the cables to the correct ports.
• Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your
device.
• Do NOT store things on the device.
• Connect ONLY suitable accessories to the device.

ZyWALL 5/35/70 Series User’s Guide
ZyXEL Limited Warranty 6
ZyXEL Limited Warranty
ZyXEL warrants to the original end user (purchaser) that this product is free from any defects
in materials or workmanship for a period of up to two years from the date of purchase. During
the warranty period, and upon proof of purchase, should the product have indications of failure
due to faulty workmanship and/or materials, ZyXEL will, at its discretion, repair or replace the
defective products or components without charge for either parts or labor, and to whatever
extent it shall deem necessary to restore the product or components to proper operating
condition. Any replacement will consist of a new or re-manufactured functionally equivalent
product of equal value, and will be solely at the discretion of ZyXEL. This warranty shall not
apply if the product is modified, misused, tampered with, damaged by an act of God, or
subjected to abnormal working conditions.
Note
Repair or replacement, as provided under this warranty, is the exclusive remedy of the
purchaser. This warranty is in lieu of all other warranties, express or implied, including any
implied warranty of merchantability or fitness for a particular use or purpose. ZyXEL shall in
no event be held liable for indirect or consequential damages of any kind of character to the
purchaser.
To obtain the services of this warranty, contact ZyXEL's Service Center for your Return
Material Authorization number (RMA). Products must be returned Postage Prepaid. It is
recommended that the unit be insured when shipped. Any returned products without proof of
purchase or those with an out-dated warranty will be repaired or replaced (at the discretion of
ZyXEL) and the customer will be billed for parts and labor. All repaired or replaced products
will be shipped by ZyXEL to the corresponding return address, Postage Paid. This warranty
gives you specific legal rights, and you may also have other rights that vary from country to
country.

ZyWALL 5/35/70 Series User’s Guide
7 Customer Support
Customer Support
Please have the following information ready when you contact customer support.
• Product model and serial number.
• Warranty Information.
• Date that you received your device.
• Brief description of the problem and the steps you took to solve it.
METHOD
LOCATION
SUPPORT E-MAIL TELEPHONEAWEB SITE
REGULAR MAIL
SALES E-MAIL FAX FTP SITE
CORPORATE
HEADQUARTERS
(WORLDWIDE)
[email protected] [phone] www.zyxel.com
www.europe.zyxel.com
ZyXEL Communications Corp.
6 Innovation Road II
Science Park
Hsinchu 300
Ta i w a n
[email protected] [phone] ftp.zyxel.com
ftp.europe.zyxel.com
CZECH REPUBLIC
[email protected]om [phone] www.zyxel.cz ZyXEL Communications
Czech s.r.o.
Modranská 621
143 01 Praha 4 - Modrany
Ceská Republika
[email protected]om [phone]
DENMARK
[email protected] [phone] www.zyxel.dk ZyXEL Communications A/S
Columbusvej
2860 Soeborg
Denmark
[email protected] [phone]
FINLAND
[email protected] [phone] www.zyxel.fi ZyXEL Communications Oy
Malminkaari 10
00700 Helsinki
Finland
[email protected] [phone]
FRANCE
[email protected] [phone] www.zyxel.fr ZyXEL France
1 rue des Vergers
Bat. 1 / C
69760 Limonest
France
[phone]
GERMANY
[email protected] [phone] www.zyxel.de ZyXEL Deutschland GmbH.
Adenauerstr. 20/A2 D-52146
Wuerselen
Germany
[email protected] [phone]
HUNGARY
[email protected] [phone] www.zyxel.hu ZyXEL Hungary
48, Zoldlomb Str.
H-1025, Budapest
Hungary
[email protected] [phone]
KAZAKHSTAN
http://zyxel.kz/support [phone] www.zyxel.kz ZyXEL Kazakhstan
43, Dostyk ave.,Office 414
Dostyk Business Centre
050010, Almaty
Republic of Kazakhstan
[email protected] [phone]
NORTH AMERICA
[email protected] 1-800-255-4101
[phone]
www.us.zyxel.com ZyXEL Communications Inc.
1130 N. Miller St.
Anaheim
CA 92806-2001
U.S.A.
[email protected] [phone] ftp.us.zyxel.com
NORWAY
[email protected] [phone] www.zyxel.no ZyXEL Communications A/S
Nils Hansens vei 13
0667 Oslo
Norway
[email protected] [phone]

ZyWALL 5/35/70 Series User’s Guide
Customer Support 8
POLAND
[email protected] [phone] www.pl.zyxel.com ZyXEL Communications
ul.Emilli Plater 53
00-113 Warszawa
Poland
[phone]
RUSSIA
http://zyxel.ru/support [phone] www.zyxel.ru ZyXEL Russia
Ostrovityanova 37a Str.
Moscow, 117279
Russia
[email protected] [phone]
SPAIN
[email protected] [phone] www.zyxel.es ZyXEL Communications
Alejandro Villegas 33
1º, 28043 Madrid
Spain
[email protected] [phone]
SWEDEN
[email protected] [phone] www.zyxel.se ZyXEL Communications A/S
Sjöporten 4, 41764 Göteborg
Sweden
[email protected] [phone]
UKRAINE
[email protected] [phone] www.ua.zyxel.com ZyXEL Ukraine
13, Pimonenko Str.
Kiev, 04050
Ukraine
[email protected] [phone]
UNITED KINGDOM
[email protected] [phone]
08707 555779 (UK only)
www.zyxel.co.uk ZyXEL Communications UK
Ltd.,11 The Courtyard,
Eastern Road, Bracknell,
Berkshire, RG12 2XB,
United Kingdom (UK)
[email protected] [phone] ftp.zyxel.co.uk
a. “+” is the (prefix) number you enter to make an international telephone call.
METHOD
LOCATION
SUPPORT E-MAIL TELEPHONEAWEB SITE
REGULAR MAIL
SALES E-MAIL FAX FTP SITE

ZyWALL 5/35/70 Series User’s Guide
9 Customer Support

ZyWALL 5/35/70 Series User’s Guide
Table of Contents 10
Table of Contents
Copyright .................................................................................................................. 2
Federal Communications Commission (FCC) Interference Statement ............... 3
Safety Warnings ....................................................................................................... 5
ZyXEL Limited Warranty.......................................................................................... 6
Customer Support.................................................................................................... 7
Table of Contents ................................................................................................... 10
List of Figures ........................................................................................................ 28
List of Tables .......................................................................................................... 40
Preface .................................................................................................................... 48
Chapter 1
Getting to Know Your ZyWALL ............................................................................. 50
1.1 ZyWALL Internet Security Appliance Overview ..................................................50
1.2 ZyWALL Features ..............................................................................................50
1.2.1 Physical Features .....................................................................................51
1.2.2 Non-Physical Features .............................................................................52
1.3 Applications for the ZyWALL ..............................................................................58
1.3.1 Secure Broadband Internet Access via Cable or DSL Modem .................58
1.3.2 VPN Application ........................................................................................58
1.3.3 Front Panel LEDs .....................................................................................59
Chapter 2
Introducing the Web Configurator........................................................................ 62
2.1 Web Configurator Overview ...............................................................................62
2.2 Accessing the ZyWALL Web Configurator .........................................................62
2.3 Resetting the ZyWALL .......................................................................................63
2.3.1 Procedure To Use The Reset Button ........................................................64
2.3.2 Uploading a Configuration File Via Console Port .....................................64
2.4 Navigating the ZyWALL Web Configurator ........................................................64
2.4.3 Navigation Panel .......................................................................................70