ESET MAIL SECURITY 4 User's Guide

ESET Mail Security 4 for Microsoft Exchange Server User Guide Microsoft® Windows® Server 2000 / 2003 / 2008

102.QuarantineThis option excludes the risk of deleting legitimateemail. Messages can be restored and resent to theoriginal recipients immediately. Th

11If the option to move messages into email quarantine isenabled, you need to configure the quarantine under thesection Message quarantine in the Adva

123. UpdateUpdating the virus signature database and updatingprogram components are an important part of providingcomplete protection against maliciou

134. ESET Mail Security - MicrosoftExchange Server protection4.1 General settingsThis section describes how to administer rules, log files,message q

14Examples of entering conditions:By target mailbox:smithBy email sender: [email protected] email recipient:“J.Smith” or “[email protected]”By email subje

15You can specify the message quarantine address in the Common message quarantine field ([email protected]). You can also use theMicroso

16scanned messages based on spam score – SCL is anormalized value assigned to a message that indicatesthe likelihood of the message being spam (based

174.2.3 PerformanceIn this section, you can set the number of ThreatSensescan engines that should be used for virus scanning.More ThreatSense scan

184.2.4.2 Microsoft Exchange Server 2000 (VSAPI2.0)This version of Microsoft Exchange Server includes VSAPIversion 2.0.If the Proactive scanning o

19TIP: To determine the Number of scan threads theMicrosoft Exchange Server provider recommends, usethe following formula: [number of physical process

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204.2.4.3.2 PerformanceIn this section you can set the number of independentscan threads used at a single time. More threads onmultiprocessor mach

21messages will be stored in the email server quarantine.Please note that this is the server's managed quarantine(not the client's quarantin

22In the Allowed IP addresses tab you can specify IPs thatshould be approved, i.e., if the first non-ignored IP inReceived headers matches any address

23will typically not attempt to resend the message, as theyusually go through thousands of email addresses and donot waste time resending. Greylisting

24Exchange Server 5.5 SP3 or SP4, the value will beexpressed in milliseconds and represents the period afterwhich the client will retry to access the

Contents...41. Introduction...4Syste

41. IntroductionESET Mail Security 4 for Microsoft Exchange Server is anintegrated solution protecting user mailboxes fromvarious types of malware con

5is the Greylisting technique (disabled by default). Thetechnique relies on the RFC 821 specification, which statesthat since SMTP is considered an un

62. InstallationAfter purchase, the ESET Mail Security installer can bedownloaded from ESET’s website as an .msi package.Once you launch the installe

7your operating system.These applications are often bundled with otherprograms and may be difficult to notice during theinstallation process. Although

8If you use a proxy server, it must be correctly configuredfor virus signature updates to work correctly. If you donot know whether you use a proxy se

92.3 LicenseA very important step is to enter the license file for ESETMail Security for Microsoft Exchange Server. Without it,email protection on t