メール送信確認
コマンドでメール送信を確認。DATAの最後は、"."のみの行であること。以下も参照のこと。
$ telnet smtp.example.jp 25 Trying 192.168.1.1... Connected to smtp.example.jp. Escape character is '^]'. 220 smtp.example.jp ESMTP Sendmail 8.13.1/8.13.1; Wed, 22 Apr 2009 10:54:19 +0900 HELO mysmtp.example.com 250 smtp.example.jp Hello mysmtp.example.com [192.168.1.2], pleased to meet you MAIL FROM: foo@example.com 250 2.1.0 foo@example.com... Sender ok RCPT TO: bar@example.jp 250 2.1.5 bar@example.jp... Recipient ok DATA 354 Enter mail, end with "." on a line by itself From: foo@example.com To: bar@example.jp Subject: test This is test. . QUIT Connection closed by foreign host. $