Hello I have a remote mailserver which is replying with the following
451 4.2.1 Mailbox busy, try again later After this step the email goes in my exim mail queue . I suppose they are using a greylisting/delaying which invite to resend later , right ? ok , now my chief , asked me that he wants receive an email notification to the error above "451 4.2.1 Mailbox busy, try again later" from our EXIM/MTA . While I think is not a good idea , how to do that ? Thank you Graziano -- ## List details at http://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
