Prerequisites

Minimum hardware

All feature plans of Email Gateway Security were verified to be able to run on this minimum hardware. The performance may, however, fall ways below the expectations on it.

For details about feature plans see Installation/Licensing.
CPURAMSSDNIC
6 Cores32 GB DDR4256 GB1 GbE

Please note that this hard disk space is only enough for installing MetaDefender Email Gateway Security and for very limited operation.

Quarantine and permanently failing emails (especially with large attachments) may consume huge disk volumes.

For performance reasons it is not recommended to use HDD instead of SSD.

Standalone edition

This section applies to Email Gateway Security standalone edition only. For details see Installation/Licensing.
CPURAMSSDNIC
4 Cores4 GB DDR416 GB1 GbE

Networking

Ports

The following ports must be accessible for the product to work properly:

DirectionServiceDefault Port
InboundSMTP service10025
InboundWeb Management Console and REST interface8058
OutboundMetaDefender Core (in case of being integrated to MetaDefender Core; for details see Server profiles)8008
OutboundMetaDefender Vault (optional; in case of being integrated to MetaDefender Vault; for details see Server profiles)8010
OutboundSMTP destinations25 or 487
Inbound / OutboundShared database for Scalable Deployment8060

When Email Gateway Security is deployed in the scalable mode, then the shared database port must be available inbound on the primary instance, and outbound on all the secondary instances.

For details about the shared database see Scalable deployment, Scalable deployment related registry configuration and Scalable deployment operation.

For details how to change port values see Configuration/Registry configuration and Configuration/Settings.

External services

The following services and URLs must be accessible to the product for it to work properly

ServiceClientNotes
https://update.dl.opswat.com/Email Gateway SecurityUpgrade service for processing engine (anti-malware, CDR, etc.) updates.
https://metadefender.opswat.comEmail end client (e.g. Outlook, Thunderbird, etc.)For the proactive anti-phishing time-of-click analysis feature.
https://metadefender.opswat.comEmail Gateway SecurityMultiscanning, Deep CDR and Proactive DLP services in case of being integrated to MetaDefender Cloud. For details see Server profiles.
https://nimbus.bitdefender.netEmail Gateway SecurityOnly in case if anti-spam feature is licensed.

Software

Operating system

DistributionVersionBitness
Microsoft Windows1064 bit
Microsoft Windows Server2012 / 2012 R2 / 2016 / 201964 bit

Supported browsers

One of the following desktop browsers is required to use the Web Management Console:

  • Latest Chrome version
  • Latest Firefox version
  • Latest Microsoft Edge version

3rd party frameworks or components

NameVersionNotes
Microsoft .NET Framework4.5 or newerRequired

Directories

This section contains references to directories used by Email Gateway Security.

In further sections of this user guide the directory reference is used instead of the actual directory to refer to locations on the system disk.

Everything, except logs, is placed under the installation folder.

Directory referenceDirectory path
Installation folderC:\Program Files\OPSWAT\Metadefender Email Security
Event log filesC:\Windows\System32\WinEvt\Logs
ComponentRecommended version
MetaDefender CoreLatest
FileTypeengineLatest
ArchiveengineLatest
ArchivedatabaseLatest
Deep CDRengineLatest
Deep CDRdatabaseLatest
Proactive DLPengineLatest
Proactive DLPdatabaseLatest
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PrerequisitesMinimum hardwareStandalone editionNetworkingPortsExternal servicesSoftwareOperating systemSupported browsers3rd party frameworks or componentsDirectoriesRecommended MetaDefender Core and engine versions