# .. in header lines (SMTP and otherwise) exim -bs MAIL FROM: RCPT TO: DATA ..: this is legal From: me .. This line follows .. . quit **** exim -bs MAIL FROM: RCPT TO: DATA From: me .. This line follows .. . quit **** exim -oi userx@test.ex From: me ..: this really is legal .. two dots . That was one dot with -oi **** exim -oi userx@test.ex From: me ..: this really is legal .. two dots . That was one dot with -oi **** exim -qf ****