关于来信被拒的问题

今天出现来信被据，所有的信息都被拒收 提示如下
Jun 29 04:02:18 mail postfix/smtpd[5322]: NOQUEUE: reject: RCPT from mail.jluzh.
com[219.131.221.83]: 451 4.7.1 : Recipient address rejected:
rejected, see from=l.com> to= proto=ESMTP helo=
Jun 29 04:02:19 mail postfix/smtpd[5322]: disconnect from mail.jluzh.com[219.131
.221.83]
Jun 29 04:03:14 mail postfix/smtpd[5402]: connect from mail.jluzh.com[219.131.22
1.83]
Jun 29 04:03:15 mail postfix/smtpd[5402]: NOQUEUE: reject: RCPT from mail.jluzh.
com[219.131.221.83]: 450 4.7.1 : Recipient address rejected:
rejected, see from=o750.com> to= proto=ESMTP helo=
Jun 29 04:03:16 mail postfix/smtpd[5402]: disconnect from mail.jluzh.com[219.131
.221.83]
Jun 29 04:03:32 mail postfix/smtpd[5322]: connect from mail.jluzh.com[219.131.22
1.83]
Jun 29 04:03:32 mail postfix/smtpd[5322]: NOQUEUE: reject: RCPT from mail.jluzh.
com[219.131.221.83]: 450 4.7.1 : Recipient address rejected
: rejected, see from=l.ebinf.com> to= proto=ESMTP helo=
所有信息被拒收，上午所弄的spamlock 中anvil 也没起作用，下午还是照样拒收，，在main.cf中去掉spamlock
check_policy_service inet:127.0.0.1:10030
重新reload ok 可以收信了