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How to enable/disable greylisting on OS X 10.10 Yosemite and OS X 10.11 El Capitan With Server 5?

Click here to learn more about greylisting. To disable greylisting: sudo serveradmin settings mail:postfix:greylist_enabled = no sudo /Applications/Server.app/Contents/ServerRoot/usr/sbin/postfix reload To enable greylisting: sudo serveradmin settings mail:postfix:greylist_enabled = yes sudo /Applications/Server.app/Contents/ServerRoot/usr/sbin/postfix reload

How Can I Copy (Bcc) All Incoming and Outgoing Email to an Email Address on OS X Server 5?

In previous OS X Server versions there was a GUI setting which allowed you to “Copy all mail to…” an email address of your choice. It does not exist anymore, but you can still set this parameter by using the command line: sudo serveradmin settings mail:imap:postmaster_address = “myemailaddress@mydomain.tld” sudo serveradmin settings mail:postfix:always_bcc_enabled = yes Make […]

Implementing Postgrey on OS X 10.10.X Yosemite and OS X 10.11.X El Capitan With Server 5.X

1. Introduction 2. Requirements 3. Getting and installing the required components 4. Getting and installing Postgrey 5. Using Postgrey to greylist incoming messages 6. Caveats – READ this chapter! DISCLAIMER: The author(s) claim(s) no responsibility for any damage that may occur from the use of any information found here or found on links followed from […]