[Daal_support] Returned mail: see transcript for details

Tue Jan 8 16:08:42 CST 2019

The original message was received at Tue, 8 Jan 2019 16:08:41 +0800
from [10.100.9.81]

   ----- The following addresses had permanent fatal errors -----
<123 at gmail.com>
    (reason: 550-5.1.1 The email account that you tried to reach does not exist. Please try)

   ----- Transcript of session follows -----
... while talking to gmail-smtp-in.l.google.com.:
>>> DATA
<<< 550-5.1.1 The email account that you tried to reach does not exist. Please try
<<< 550-5.1.1 double-checking the recipient's email address for typos or
<<< 550-5.1.1 unnecessary spaces. Learn more at
<<< 550 5.1.1  https://support.google.com/mail/?p=NoSuchUser v10si7878360pgt.343 - gsmtp
550 5.1.1 <123 at gmail.com>... User unknown
<<< 503 5.5.1 RCPT first. v10si7878360pgt.343 - gsmtp
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