GFI MailEssentials can be installed in two ways, either directly on your Microsoft Exchange Server, or on a Gateway machine. This article describes the various advantages and disadvantages of these deployment scenarios.
GFI MailEssentials Installed on a Microsoft Exchange Server.
- The action to move to user's junk email folder is only available when GFI MailEssentials is installed on the same machine as Microsoft Exchange Server.
- The action to move to sub-folder of users mailboxes is only available when GFI MailEssentials is installed on the same machine as Microsoft Exchange Server.
- Depending on the hardware, GFI MailEssentials consumes resources which might be required by your Microsoft Exchange Server.
GFI MailEssentials Installed as a Gateway Server
- The machine resources can be dedicated to GFI MailEssentials and not shared with Microsoft Exchange Server.
- Spam emails are filtered before they are forwarded to your mail server. Therefore, any unwanted emails is not be processed by your Microsoft Exchange Server. It should improve overall performance of your Microsoft Exchange Server
- The Exchange-related actions which include moving emails to the users' junk mail folder and moving emails to a sub-folder of the users' mailboxes are not available when GFI MailEssentials is installed on a Gateway machine. Emails however can still be moved to the Junk E-Mail folder by using the GFI RulesManager. Further information can be found at https://www.gfi.com/support/products/gfi-mailessentials/How-do-I-install-MailEssentials-on-an-email-gateway-or-relay-perimeter-server