Product manual

GFI MailEssentials 7 Anti-Spam | 121
NOTE
To exclude whitelisted and auto-whitelisted email addresses and domains from being
greylisted and delayed, select Exclude email addresses and domains specified in
Whitelist.
4. Select the IP exclusions tab to specify any IP addresses to exclude from being greylisted. Click
Add IPs and specify an IP to exclude.
5. To exclude whitelisted IP addresses from being greylisted and delayed, select Exclude IP
addresses specified in Whitelist.
6. To log Greylist occurrences to a log file, click Actions tab and select Log occurrence to this
file.
NOTE
Log files may become very large. GFI MailEssentials supports log rotation, where new log
files are created periodically or when the log file reaches a specific size. To enable log
file rotation navigate to Anti-Spam > Anti-Spam Settings. Select Anti-spam logging tab,
check Enable log file rotation and specify the rotation condition.
7. Click Apply.
7.1.10 Header Checking
The Header Checking filter analyses the email header to identify spam emails.
Configuring Header Checking
1. Go to Anti-Spam > Anti-Spam Filters > Header Checking.