在http://phorum.study-/index.php?topic=50473.0;prev_next=prev这儿找到解决方法:
修改/etc/postfix/main.cf,将
smtpd_recipient_restrictions =
permit_mynetworks
permit_sasl_authenticated
reject_unauth_destination
reject_rbl_client
reject_rbl_client
reject_rbl_client cblless.anti-
reject_rbl_client sbl-
# check_policy_service unix:/var/spool/postfix/postgrey/socket
最后一行注释掉。
然后重新启动postfix,然后发邮件测试,一切OK!