Click Add Required Role Services to proceed with the installation.

Note: The SMTP Server feature might require the installation of additional role services and features.

From the Add Features Wizard select SMTP Server.

Navigate to the Features node and select Add Features.

Step 6: Update your domain MX record to point to mail relay server Step 5: Enable your mail server to route emails via GFI MailEssentials Step 4: Secure your SMTP email-relay server Step 3: Enable email relaying to your mail server Step 2: Create SMTP domain(s) for email relaying When MailEssentials is installed on the gateway server, it makes use of the IIS SMTP service as its SMTP Server therefore the IIS SMTP service must be configured to act as a mail relay server following these steps: These steps are detailed below: Pre-install Actions The high-level steps to install MailEssentials on an email gateway are: This is because Active Directory on the DMZ will usually NOT include all the email recipients.

Important: When installing GFI MailEssentials on a DMZ, the recommendation is to use LDAP lookups to get the list of email users (required for user-based configuration/rules) from your SMTP server.

This helps counter spamming techniques such as Directory Harvesting attacks thereby stopping spam and malware from arriving at your email server, whether it is an on-premise Exchange server or a hosted email environment such as Office 365. If the DNS server is managed by your ISP, ask your ISP to update the MX record to ensure that incoming emails are relayed through the gateway server.ĭeploying MailEssentials on the email gateway enables you to reduce unnecessary email traffic by using your Active Directory resources at the gateway server level to drop connections for non-existent email recipients in incoming email. You will also need to update the MX record for the domain to point to the IP address of the gateway server.

This article describes the procedure to correctly install GFI MailEssentials on a gateway server for filtering emails before they are processed by the mail server which can be on-premise or a hosted email service such as O365.īefore installing GFI MailEssentials on an email gateway, ensure that there is reliable connectivity between the gateway server and your email server whether it is hosted internally within the same local network, or on a cloud service. Refer to this linked article for more details on the advantages/disadvantages of this deployment scenario. When MailEssentials is installed on the email gateway, spam and email malware are filtered before reaching the mail server which can be Exchange on-premise or hosted email environment such as Office 365 (O365). MailEssentials can be installed in two ways either directly on the Microsoft® Exchange server, or on an Email gateway (relay/perimeter) server.

Gfi mailessentials cloud