NETGEAR STM150 - ProSecure Web And Email Threat Management... Bedienungsanleitung

January 2009

202-10414-01

v1.0

NETGEAR, Inc.

350 East Plumeria Drive

San Jose, CA 95134 USA

ProSecure Web/Email

Threat Manager STM150

Reference Manual

1.0, January 2009

Trademarks

NETGEAR and the NETGEAR logo are registered trademarks and ProSecure is a trademark of NETGEAR, Inc.

Microsoft, Windows, and Windows NT are registered trademarks of Microsoft Corporation. Other brand and product

names are registered trademarks or trademarks of their respective holders.

Statement of Conditions

In the interest of improving internal design, operational function, and/or reliability, NETGEAR reserves the right to

make changes to the products described in this document without notice.

NETGEAR does not assume any liability that may occur due to the use or application of the product(s) or circuit

layout(s) described herein.

Federal Communications Commission (FCC) Compliance Notice: Radio Frequency

Notice

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

residential installation. 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. However, there is no

guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to

radio or 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 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.

EU Regulatory Compliance Statement

The ProSecure Web/Email Threat Manager STM150 is compliant with the following EU Council Directives: 89/336/

EEC and LVD 73/23/EEC. Compliance is verified by testing to the following standards: EN55022 Class B, EN55024

and EN60950-1.

Bestätigung des Herstellers/Importeurs

Es wird hiermit bestätigt, daß das ProSecure Web/Email Threat Manager STM150 gemäß der im BMPT-AmtsblVfg 243/

1991 und Vfg 46/1992 aufgeführten Bestimmungen entstört ist. Das vorschriftsmäßige Betreiben einiger Geräte (z.B.

Testsender) kann jedoch gewissen Beschränkungen unterliegen. Lesen Sie dazu bitte die Anmerkungen in der

Betriebsanleitung.

Das Bundesamt für Zulassungen in der Telekommunikation wurde davon unterrichtet, daß dieses Gerät auf den Markt

gebracht wurde und es ist berechtigt, die Serie auf die Erfüllung der Vorschriften hin zu überprüfen.

Certificate of the Manufacturer/Importer

It is hereby certified that the ProSecure Web/Email Threat Manager STM150 has been suppressed in accordance with

the conditions set out in the BMPT-AmtsblVfg 243/1991 and Vfg 46/1992. The operation of some equipment (for

example, test transmitters) in accordance with the regulations may, however, be subject to certain restrictions. Please

refer to the notes in the operating instructions.

1.0, January 2009

iii

Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on the market

and has been granted the right to test the series for compliance with the regulations.

Voluntary Control Council for Interference (VCCI) Statement

This equipment is in the second category (information equipment to be used in a residential area or an adjacent area

thereto) and conforms to the standards set by the Voluntary Control Council for Interference by Data Processing

Equipment and Electronic Office Machines aimed at preventing radio interference in such residential areas.

When used near a radio or TV receiver, it may become the cause of radio interference.

Read instructions for correct handling.

Additional Copyrights

TERMS

Redistribution and use in source and binary forms, with or without modification, are permitted

subject to the following conditions:

1. Redistributions of source code must retain the above copyright notice, this list of

conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of

conditions and the following disclaimer in the documentation and/or other materials

provided with the distribution.

3. The copyright holder's name must not be used to endorse or promote any products

derived from this software without his specific prior written permission.

This software is provided 'as is' with no express or implied warranties of correctness or fitness

for purpose.

1.0, January 2009

Redistribution and use in source and binary forms, with or without modification, are permitted

provided that the following conditions * are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions

and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of

conditions and the following disclaimer in the documentation and/or other materials

provided with the distribution.

3. All advertising materials mentioning features or use of this software must display the

following acknowledgment: “This product includes software developed by the OpenSSL

Project for use in the OpenSSL Toolkit. (http://www.openssl.org/)”

4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to endorse or

promote products derived from this software without prior written permission. For written

permission, please contact [email protected].

5. Products derived from this software may not be called "OpenSSL" nor may "OpenSSL"

appear in their names without prior written permission of the OpenSSL Project.

6. Redistributions of any form whatsoever must retain the following acknowledgment: "This

product includes software developed by the OpenSSL Project for use in the OpenSSL

Toolkit (http://www.openssl.org/)"

THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR ITS

CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

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OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

This product includes cryptographic software written by Eric Young ([email protected]). This

product includes software written by Tim Hudson ([email protected]).

License to copy and use this software is granted provided that it is identified as the "RSA Data

Security, Inc. MD5 Message-Digest Algorithm" in all material mentioning or referencing this

software or this function. License is also granted to make and use derivative works provided

that such works are identified as "derived from the RSA Data Security, Inc. MD5 Message-

Digest Algorithm" in all material mentioning or referencing the derived work.

RSA Data Security, Inc. makes no representations concerning either the merchantability of

this software or the suitability of this software for any particular purpose. It is provided "as is"

without express or implied warranty of any kind.

These notices must be retained in any copies of any part of this documentation and/or

software.

1.0, January 2009

Product and Publication Details

Redistribution and use in source and binary forms are permitted provided that the above

documentation, advertising materials, and other materials related to such distribution and use

acknowledge that the software was developed by Carnegie Mellon University. The name of

the University may not be used to endorse or promote products derived from this software

without specific prior written permission.

THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED

WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF

MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

Zlib zlib.h -- interface of the 'zlib' general purpose compression library version 1.1.4, March 11th,

This software is provided 'as-is', without any express or implied warranty. In no event will the

authors be held liable for any damages arising from the use of this software. Permission is

granted to anyone to use this software for any purpose, including commercial applications,

and to alter it and redistribute it freely, subject to the following restrictions:

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3. This notice may not be removed or altered from any source distribution.

Jean-loup Gailly: jloup@gzip.org; Mark Adler: [email protected]

The data format used by the zlib library is described by RFCs (Request for Comments) 1950

to 1952 in the files ftp://ds.internic.net/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format)

and rfc1952.txt (gzip format)

Model Number: STM150

Publication Date: January 2009

Product Family: Threat Manager

Product Name: ProSecure Web/Email Threat Manager STM150

Home or Business Product: Business

Language: English

Publication Part Number: 202-10414-01

Publication Version Number 1.0

1.0, January 2009

ProSecure Web/Email Threat Manager STM150 Reference Manual

vii

v1.0, January 2009

Contents

About This Manual

Conventions, Formats, and Scope ................................................................................... xi

Revision History ................................................................................................................xii

Chapter 1

Introduction

What is the ProSecure Web/Email Threat Manager STM150? ......................................1-1

About Stream Scanning ...........................................................................................1-2

Key Features and Capabilities ........................................................................................1-2

What Can You Do with an STM150? ..............................................................................1-3

Service Registration Card with License Key(s) ..............................................................1-4

Front Panel Features ......................................................................................................1-4

Rear Panel Features ......................................................................................................1-5

Default IP Address, Login Name, and Password Location .............................................1-6

Choosing a Location for the STM150 .............................................................................1-6

Using the Rack Mounting Kit ....................................................................................1-7

Chapter 2

Provisioning Threat Management Services

Choosing a Deployment Scenario ..................................................................................2-1

Gateway Deployment ...............................................................................................2-2

Server Group ...........................................................................................................2-3

Segmented LAN Deployment. ..................................................................................2-4

Use the Installation Guide to Perform Initial Configuration .............................................2-4

Logging In to the STM150 ..............................................................................................2-5

Registering the STM150 .................................................................................................2-7

Use the Setup Wizard to Complete the Configuration ....................................................2-8

Setup Wizard Options ..............................................................................................2-8

Verifying the STM150 Installation ...................................................................................2-9

Testing Connectivity ...............................................................................................2-10

ProSecure Web/Email Threat Manager STM150 Reference Manual

viii

v1.0, January 2009

Testing HTTP Scanning .........................................................................................2-10

What to Do Next ...........................................................................................................2-10

Chapter 3

Performing System Management Tasks

Modifying System Settings .............................................................................................3-1

Configuring Network Settings ...................................................................................3-1

Enabling Session Limits and Timeouts ....................................................................3-3

Scanning Exclusions ................................................................................................3-4

Setting the System Time ..........................................................................................3-5

Specifying the Notification Server ............................................................................3-6

Configuring SNMP Settings .....................................................................................3-9

Supported MIB Browsers .......................................................................................3-10

Backing Up and Restoring Configuration .....................................................................3-11

Backing Up the STM150 Configuration ..................................................................3-11

To back up the STM150 settings ............................................................................3-12

Restoring A Configuration ......................................................................................3-12

To restore the STM150 settings .............................................................................3-12

Resetting to Factory Defaults ......................................................................................3-13

Restarting the STM150 .................................................................................................3-13

Enabling Remote Management ....................................................................................3-14

Administering Software Updates ..................................................................................3-15

Configuring Scheduled Updates ............................................................................3-15

To configure scheduled updates ............................................................................3-16

Performing a Manual Update .................................................................................3-16

Applying a Software Update that Requires a Reboot .............................................3-17

Administering Admin Login Timeouts and Passwords ..................................................3-18

Chapter 4

Optimizing Scans

Default Scan Settings .....................................................................................................4-1

Customizing Email Scanning Settings ............................................................................4-2

End User Email Notification Settings .......................................................................4-3

Email Content Filtering .............................................................................................4-5

Protecting Against Email Spam ................................................................................4-7

Configuring Heuristic Email Anti-Spam Scanning ..................................................4-10

Customizing Web Scanning Settings ...........................................................................4-12

ProSecure Web/Email Threat Manager STM150 Reference Manual

v1.0, January 2009

Configuring Web Malware Scans ...........................................................................4-13

Configuring Web Content Filtering .........................................................................4-14

Configuring Web URL Filtering ..............................................................................4-17

HTTPS Scan Settings ............................................................................................4-19

The STM150 CA Certificate ...................................................................................4-20

Certificate Management .........................................................................................4-22

Trusted Hosts .........................................................................................................4-23

Configuring FTP Scan ..................................................................................................4-25

Chapter 5

Monitoring System Performance

Viewing the System Status .............................................................................................5-2

Using Statistics and Web Usage Data ............................................................................5-3

Monitoring Security .........................................................................................................5-5

Running Diagnostics .......................................................................................................5-6

Using the Network Diagnostic Tools .........................................................................5-6

Using the Realtime Traffic Diagnostic Tools .............................................................5-7

Gathering Important Log Information .......................................................................5-7

To collect information about your the STM150 .........................................................5-7

Generate Network Statistics Report .........................................................................5-8

Using Reports to Optimize Protection and Performance ................................................5-8

Working with Logs ....................................................................................................5-8

Working with Reports .............................................................................................5-11

Using Online Support ...................................................................................................5-12

Enabling Remote Troubleshooting .........................................................................5-12

Working with Hot Fixes ..........................................................................................5-13

Sending Suspicious Files to NETGEAR for Analysis .............................................5-14

Appendix A

Default Settings and Technical Specifications

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