我在 FreeBSD 11 上安装了 postfix、dovecot、Amavisd、Spamassassin 和 clamav。我无法接收邮件，日志如下：
Sep 19 16:00:16 t7 postfix/smtpd[1309]: connect from t7.example.com[192.x.x.x]
Sep 19 16:00:16 t7 postfix/smtpd[1309]: 34D37115F3A: client=t7.example.com[192.x.x.x]
Sep 19 16:00:16 t7 postfix/cleanup[1290]: 34D37115F3A: message-id=<[email protected]>
Sep 19 16:00:16 t7 postfix/qmgr[1190]: 34D37115F3A: from=<[email protected]>, size=466, nrcpt=1 (queue active)
Sep 19 16:00:16 t7 spamd[580]: spamd: connection from localhost [::1]:27779 to port 783, fd 5
Sep 19 16:00:16 t7 spamd[580]: spamd: setuid to spamd succeeded
Sep 19 16:00:16 t7 spamd[580]: spamd: processing message <[email protected]> for spamd:58
Sep 19 16:00:16 t7 postfix/smtpd[1309]: disconnect from t7.example.com[192.x.x.x] ehlo=1 mail=1 rcpt=1 data=1 quit=1 commands=5
Sep 19 16:00:16 t7 spamd[580]: spamd: clean message (-1.0/5.0) for spamd:58 in 0.2 seconds, 488 bytes.
Sep 19 16:00:16 t7 spamd[580]: spamd: result: . -1 - ALL_TRUSTED,RP_MATCHES_RCVD scantime=0.2,size=488,user=spamd,uid=58,required_score=5.0,rhost=localhost,radd r=::1,rport=27779,mid= <[email protected]>,autolearn=ham autolearn_force=no
Sep 19 16:00:16 t7 spamd[572]: prefork: child states: II
Sep 19 16:00:16 t7 postfix/pickup[1189]: 6C0371161CC: uid=58 from=<[email protected]>
Sep 19 16:00:16 t7 postfix/cleanup[1290]: 6C0371161CC: message-id=<[email protected]>
Sep 19 16:00:16 t7 postfix/pipe[1310]: 34D37115F3A: to=<[email protected]>, relay=spam, delay=0.23, delays=0.02/0.01/0/0.2, dsn=2.0.0, status=sent (delivered via spam service)
Sep 19 16:00:16 t7 postfix/qmgr[1190]: 6C0371161CC: from=<[email protected]>, size=796, nrcpt=1 (queue active)
Sep 19 16:00:16 t7 postfix/error[1293]: 6C0371161CC: to=<[email protected]>, relay=none, delay=0, delays=0/0/0/0, dsn=4.3.0, status=deferred (mail transport unavailable)
Sep 19 16:00:16 t7 postfix/qmgr[1190]: 34D37115F3A: removed
配置如下： 主配置文件
127.0.0.1:10025 inet n - n - - smtpd
-o mynetworks=192.*.*.*/24
-o content_filter=
-o local_recipient_maps=
-o relay_recipient_maps=
-o smtpd_recipient_restrictions=permit_sasl_authenticated,reject_unauth_destination
-o smtpd_helo_restrictions=
-o smtpd_sender_restrictions=
-o smtpd_data_restrictions=reject_unauth_pipelining
-o smtpd_end_of_data_restrictions=
-o strict_rfc821_envelopes=yes
-o smtpd_error_sleep_time=0
-o smtpd_soft_error_limit=1001
-o smtpd_hard_error_limit=1000
-o smtpd_client_connection_count_limit=0
-o smtpd_client_connection_rate_limit=0
-o receive_override_options=no_header_body_checks,no_unknown_recipient_checks,no_milters
-o local_header_rewrite_clients=
-o smtpd_use_tls=no
#SMTP
smtp inet n - n - - smtpd
-o content_filter=spam:dummy
spam unix - n n - - pipe
flags=Rq user=spamd argv=/usr/local/bin/spamc -u spamd -e /usr/local /sbin/sendmail -f $sender $recipient
smtps inet n - n - - smtpd
-o smtpd_tls_wrappermode=yes
-o smtpd_sasl_auth_enable=yes
-o smtpd_client_restrictions=permit_sasl_authenticated,reject
dovecot unix - n n - - pipe
flags=DRh user=vmail:vmail argv=/usr/local/libexec/dovecot/deliver -f ${sender} -d ${user}@${domain} -m ${extension}