![]() ![]() ![]() ![]() 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. ![]()
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