1smtp_220 "220" 2smtp_helo "HELO " 3smtp_mail_from "MAIL FROM: " 4smtp_rcpt_to "RCPT TO: " 5smtp_data "DATA\r\n" 6smtp_to "To: " 7smtp_from "From: " 8smtp_subject "Subject: " 9smtp_quit "QUIT\r\n" 10smtp_crnl "\r\n" 11smtp_crnlperiodcrnl "\r\n.\r\n"