08/07/13 23:25:17 P9B++bpe0
>>455
こういうの役に立つだろうか？
R 220 imta104.mailsv.softbank.jp ESMTP server ready Sun, 13 Jul 2008 23:21:50 +0900
S HELO i.softbank.jp
R 250 imta104.mailsv.softbank.jp
S MAIL From:<*****@i.softbank.jp>
R 553 Authentication is required to send mail as <*****@i.softbank.jp>