Dec 9 23:59:14 localhost postfix/smtpd[5560]: warning: dict_nis_init: NIS domain name not set - NIS lookups disabled
Dec 9 23:59:14 localhost postfix/smtpd[5560]: connect from localhost.localdomain[127.0.0.1]
Dec 9 23:59:14 localhost postfix/smtpd[5560]: NOQUEUE: reject: RCPT from localhost.localdomain[127.0.0.1]: 550 5.1.1 <ouya@ouya.com>: Recipient address rejected: User unknown in local recipient table; from=<chen@ouya.cn> to=<ouya@ouya.com> proto=ESMTP helo=<localhost.localdomain>
Dec 9 23:59:14 localhost postfix/smtpd[5560]: lost connection after RCPT from localhost.localdomain[127.0.0.1]
Dec 9 23:59:14 localhost postfix/smtpd[5560]: disconnect from localhost.localdomain[127.0.0.1]