Jun 14 21:07:38 smtpserver postfix/smtpd[1199]: connect from unknown[192.168.0.15]
Jun 14 21:08:05 smtpserver postfix/smtpd[1199]: EB2E53F696: client=unknown[192.168.0.15]
Jun 14 21:08:10 smtpserver postfix/cleanup[1202]: EB2E53F696: message-id=<>
Jun 14 21:08:10 smtpserver postfix/qmgr[1171]: EB2E53F696: from=<smtp@home.lan>, size=202, nrcpt=1 (queue active)
Jun 14 21:08:11 smtpserver postfix/smtp[1180]: EB2E53F696: to=<my.email.address@gmail.com>, relay=gmail-smtp-in.l.google.com[64.233.184.26]:25, delay=10, delays=9.4/0/0.41/0.67, dsn=5.7.1, status=bounced (host gmail-smtp-in.l.google.com[64.233.184.26] said: 550-5.7.1 [80.7.138.142      12] Our system has detected that this message is 550-5.7.1 likely unsolicited mail. To reduce the amount of spam sent to Gmail, 550-5.7.1 this message has been blocked. Please visit 550 5.7.1 https://support.google.com/mail/answer/188131 for more information. u10si14721162wiv.0 - gsmtp (in reply to end of DATA command))
Jun 14 21:08:11 smtpserver postfix/cleanup[1202]: 281453F6BC: message-id=<20150614200811.281453F6BC@smtpserver.home.lan>
Jun 14 21:08:11 smtpserver postfix/bounce[1198]: EB2E53F696: sender non-delivery notification: 281453F6BC
Jun 14 21:08:11 smtpserver postfix/qmgr[1171]: 281453F6BC: from=<>, size=2765, nrcpt=1 (queue active)
Jun 14 21:08:11 smtpserver postfix/qmgr[1171]: EB2E53F696: removed
Jun 14 21:08:11 smtpserver postfix/smtp[1177]: 281453F6BC: to=<smtp@home.lan>, relay=none, delay=0.02, delays=0/0/0.02/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=home.lan type=AAAA: Host not found)
Jun 14 21:08:11 smtpserver postfix/qmgr[1171]: 281453F6BC: removed
Jun 14 21:08:11 smtpserver postfix/smtpd[1199]: disconnect from unknown[192.168.0.15]

smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
myhostname = smtpserver.home.lan
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination = smtpserver.home.lan, localhost.home.lan, , localhost
relayhost =
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 192.168.0.0/24
mailbox_command = procmail -a "$EXTENSION"
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all