退件說明:
This is the mail system at host csee.com.tw.
I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to postmaster.
If you do so, please include this problem report. You can delete your own text from the attached returned message.
The mail system
<>: conversation with posta.ubimajor.com[109.232.95.42]
timed out while receiving the initial server greeting
退件報告
最終收件人：RFC822;
原始收件人：RFC822;
動作：失敗
狀態：4.4.2
診斷代碼：X-X-郵件服務器XIM;與對話
posta.ubimajor.com[109.232.95.42]超時而接收到初始
服務器問候
請各位大大幫忙解答~謝謝
已邀請的邦友 {{ invite_list.length }}/5
數值代碼: 4.4.2
可能的原因：伺服器之間連線已中斷。
疑難排解：這段程式碼發生的可能原因為暫時性的網路問題或伺服器關閉。伺服器會在特定期間內嘗試傳遞郵件，並接著產生額外的狀態報告。
iThome鐵人賽
看影片追技術