|+ $MailCommand = 'sendmail'; |+ $SendmailArguments="-oi"; |+ $SendmailPath = "/usr/sbin/sendmail"; |+ $UseFriendlyToLine = 0; If you are running sendmail 8+, you may want to consider this: $MailCommand = 'sendmailpipe'; $SendmailArguments="-oi -ODeliveryMode=b -OErrorMode=m -t"; $UseFriendlyToLine = undef;