--- Complete Session Transcript ---Connection timed out! んーどうすればいいのだっ
Parsing Message <REMOTEQ\pd50000017749.msg>
From: tomo@gyojya.jp
To: hogehoge@docomo.ne.jp
Subject: =?ISO-2022-JP?B?GyRCJCokUiQ1JEokaiE8ISMbKEI=?=
Message-Id: <20030421100509.C4D1.TOMO@gyojya.jp>
MX-record resolution of [docomo.ne.jp] in progress (DNS Server: 61.213.130.33)...
P=010 D=docomo.ne.jp TTL=(16) MX=[mfsmax.docomo.ne.jp] {203.138.181.112}
Attempting MX: P=010 D=docomo.ne.jp TTL=(16) MX=[mfsmax.docomo.ne.jp] {203.138.181.112}
Attempting SMTP connection to [203.138.181.112 : 25]
Waiting for socket connection...
Socket connection established
Waiting for protocol initiation...
220 docomo.ne.jp SMTP Service Ready
EHLO tomocha.net
502 Command not implemented
HELO tomocha.net
250 Requested mail action okay, completed
MAIL From:<tomo@gyojya.jp>
250 Requested mail action okay, completed
RCPT To:<hogehoge@docomo.ne.jp>
250 Requested mail action okay, completed
DATA
354 Start mail input; end with <CRLF>.<CRLF>
Sending <REMOTEQ\pd50000017749.msg> to [203.138.181.112]
Transfer Complete.
Connection timed out!
This message is 63 minutes old; it has 0 minutes left in this queue
Primary queue lifetime exceeded; message placed in retry queue
--- End Transcript ---
原因発覚は 大学のサークル関連にMLを公開しているので,それで配送エラー続出で気づいたってこと。