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        id XMY2brWtcXzdFVNT; Wed, 27 Apr 2022 15:45:12 +0900 (JST)
Date: Wed, 27 Apr 2022 15:45:12 +0900 (JST)
From: MAILER-DAEMON@mx22.example.com (Mail Delivery System)
To: postmaster@mx22.example.com (Postmaster)
Subject: Postfix SMTP server: errors from localhost[127.0.0.1]
Message-Id: <XMY2brWtcXzdFVNT@mx22.example.com>
Transcript of session follows.
 Out: 220 mx22.example.com ESMTP MAIL SYSTEM
 In:  EHLO mx22.example.com
 Out: 250-mx22.example.com
 Out: 250-PIPELINING
 Out: 250-SIZE 33554432
 Out: 250-ETRN
 Out: 250-STARTTLS
 Out: 250-AUTH PLAIN LOGIN DIGEST-MD5 CRAM-MD5
 Out: 250-AUTH=PLAIN LOGIN DIGEST-MD5 CRAM-MD5
 Out: 250-XFORWARD NAME ADDR PROTO HELO SOURCE PORT IDENT
 Out: 250-ENHANCEDSTATUSCODES
 Out: 250-8BITMIME
 Out: 250-DSN
 Out: 250 CHUNKING
 In:  XFORWARD NAME=neko2-nyaan3.y.example.co.jp ADDR=230.0.113.2
     PORT=53672
 Out: 250 2.0.0 Ok
 In:  XFORWARD PROTO=SMTP HELO=neko2-nyaan3.y.example.co.jp
     IDENT=2LYC6642BLzFK3MM SOURCE=REMOTE
 Out: 250 2.0.0 Ok
 In:  MAIL
     FROM:<CP85l3ba044547=libsisimai.net@err.y.example.co.jp>
     SIZE=20088
 Out: 250 2.1.0 Ok
 In:  RCPT TO:<kijitora@libsisimai.net> ORCPT=rfc822;kijitora@libsisimai.net
 Out: 250 2.1.5 Ok
 In:  DATA
 Out: 354 End data with <CR><LF>.<CR><LF>
 Out: 451 4.3.0 Error: queue file write error
 In:  QUIT
 Out: 221 2.0.0 Bye
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