Find Cluebringer config file cluebringer.conf on your server with this
document: Locations of configuration and log files of mojor components
Find below lines in cluebringer.conf:
[Greylisting]
enable=1
To disable gryelisting, please change enabled=1 to enabled=0, then restart
Cluebringer service.
Document published under a CC BY-ND 3.0 license. If you found something wrong, please do contact us to fix it.