Firewall port settings
|53 - DNS||
Used by the following anti-spam filters:
|80 - HTTP||
GFI MailEssentials downloads from the following locations:
NOTE: GFI MailEssentials can also be configured to download updates through a proxy server. For more information refer to Proxy settings.
|9090, 9091 - Remoting||
These ports are used for inter-process communication. No firewall configuration is required to allow connections to or from the remoting ports since all the GFI MailEssentials processes run on the same server.
NOTE: Ensure that no other applications (except GFI MailEssentials) are listening on these ports. If other applications are using this ports, these ports can be changed. For more information refer to Remoting ports.
|9095, 9096 - Multi-Server||These TCP ports are used for communications between GFI MailEssentials servers that are joined to the Multi-Server network. Ensure that the master and all salve servers can communicate together via these ports.|
|389/636 - LDAP/LDAPS||
This port is used in these scenarios:
|61000||TCP port used for the communication between GFI MailEssentials and GFI Directory. If the GFI Directory is used, ensure that no other applications (except GFI MailEssentials) are listening on this port. This ports can be changed from the Switchboard. For more information refer to GFI Directory mode.|