Sep 17 09:00:00 mx-demo postfix/smtpd[101]: connect from sender.example.org[192.0.2.10]
Sep 17 09:00:01 mx-demo postfix/smtpd[101]: A1B2C3: client=sender.example.org[192.0.2.10]
Sep 17 09:00:02 mx-demo postfix/cleanup[102]: A1B2C3: message-id=<demo-1@example.org>
Sep 17 09:00:03 mx-demo postfix/qmgr[103]: A1B2C3: from=<alice@example.org>, size=1200, nrcpt=1 (queue active)
Sep 17 09:00:04 mx-demo postfix/smtp[104]: A1B2C3: to=<bob@example.net>, relay=mx.example.net[198.51.100.20]:25, delay=3, delays=0.1/0.1/0.2/2.6, dsn=2.0.0, status=sent (250 2.0.0 accepted)
Sep 17 09:00:05 mx-demo postfix/qmgr[103]: A1B2C3: removed
Sep 17 09:00:10 mx-demo postfix/smtpd[101]: D4E5F6: client=sender.example.org[192.0.2.10]
Sep 17 09:00:11 mx-demo postfix/qmgr[103]: D4E5F6: from=<carol@example.org>, size=2400, nrcpt=1 (queue active)
Sep 17 09:00:13 mx-demo postfix/smtp[104]: D4E5F6: to=<dave@example.net>, relay=mx.example.net[198.51.100.20]:25, delay=2, delays=0.1/0.1/0.2/1.6, dsn=4.2.0, status=deferred (450 4.2.0 mailbox temporarily unavailable)
Sep 17 09:00:20 mx-demo postfix/smtpd[101]: A7B8C9: client=sender.example.org[192.0.2.10]
Sep 17 09:00:21 mx-demo postfix/qmgr[103]: A7B8C9: from=<erin@example.org>, size=1600, nrcpt=1 (queue active)
Sep 17 09:00:23 mx-demo postfix/smtp[104]: A7B8C9: to=<missing@example.net>, relay=mx.example.net[198.51.100.20]:25, delay=2, delays=0.1/0.1/0.2/1.6, dsn=5.1.1, status=bounced (550 5.1.1 user unknown)
Sep 17 09:00:24 mx-demo postfix/qmgr[103]: A7B8C9: removed
Sep 17 09:00:25 mx-demo postfix/smtpd[101]: disconnect from sender.example.org[192.0.2.10] ehlo=1 mail=3 rcpt=3 data=3 quit=1 commands=11
