I am using smtpd as my mail server on a network where the relay server often replies with
4.5.3 Too many recipients Indeed, I was sending messages with a lot of recipients (a group of students). Is there a way in the smtpd configuration to specify that a message with >N recipients should be broken into N individual messages? If so, will smtpd create a new smtp connection for each of the messages? That could also be a problem. Jan