Postfix SMTP无法向外网发邮件

panasonic

同域能收能发，外网能收不能发，日志如下
May  4 12:51:37 MailServer10 postfix/qmgr[2648]: 047E895C44B: removed
May  4 12:52:47 MailServer10 postfix/smtpd[2854]: connect from localhost.localdomain[127.0.0.1]
May  4 12:52:47 MailServer10 postfix/smtpd[2854]: NOQUEUE: reject: RCPT from localhost.localdomain[127.0.0.1]: 554 5.7.1 <214956647@qq.com>: Relay access denied; from=<sky@nimmail.com> to=<214956647@qq.com> proto=ESMTP helo=<localhost.localdomain>
May  4 12:52:47 MailServer10 postfix/smtpd[2854]: lost connection after RCPT from localhost.localdomain[127.0.0.1]
May  4 12:52:47 MailServer10 postfix/smtpd[2854]: disconnect from localhost.localdomain[127.0.0.1]

panasonic

自己顶一下，希望有人解答

panasonic

在顶一次，兄弟们帮帮忙呀