SMTP servers that relay emails to the GFI MailEssentials server must be specified.
- From the GFI MailEssentials Configuration, go to General Settings > Perimeter SMTP Servers.
- Configure the following options:
|This is the only SMTP server which receives emails from the Internet||Select this option when GFI MailEssentials is installed on the only SMTP server that receives external emails directly from the Internet.|
|The following SMTP servers receive emails directly from the Internet and forward them to this server||
Emails are relayed to the GFI MailEssentials server from other SMTP servers. Add these SMTP Servers in the SMTP Server list:
Automatic detection: To automatically detect SMTP servers by retrieving MX records of inbound domains, click Detect.
Manual addition: To manually add the IP addresses of SMTP servers that relay emails to the GFI MailEssentials server, key in the IP address or a range of IP addresses (using CIDR notation) and click Add SMTP Server
NOTE: This option is also required for installations in a Multi-Server environment. For more information refer to GFI MailEssentials Multi-Server.
- Click Apply.