質問: 'localdomain.com' and active=1 jan 22 19:09:35 ip-12345 dovecot: auth-worker(14636): sql(nonexistentx@localdomain.com): unknown user jan 22 19:09:35 ip-12345 dovecot: auth: debug: userdb out: notfound#0111 jan 22 19:09:35 ip-12345 postfix/pipe[21400]: 982d320013d: to=<nonexistentx@localdomain.com>, relay=dovecot, delay=0.07, delays=0.05/0/0/0.02, dsn=5.1.1, status=bounced (user unknown) jan 22 19:09:35 ip-12345 postfix/cleanup[21396]: a8b0720013c: message-id=<20170122190935.a8b0720013c@maindomain.com> jan 22 19:09:35 ip-12345 postfix/bounce[21474]: 982d320013d: sender non-delivery notification: a8b0720013c jan 22 19:09:35 ip-12345 postfix/qmgr[19938]: a8b0720013c: from=<>, size=3394, nrcpt=1 (queue active) jan 22 19:09:35 ip-12345 postfix/qmgr[19938]: 982d320013d: removed jan 22 19:09:35 ip-12345 postfix/smtp[21496]: a8b0720013c: to=<invalid@sender.ocm>, relay=none, delay=0.03, delays=0/0.01/0.02/0, dsn=5.4.4, status=bounced (host or domain name not found. name service error for name=sender.ocm type=a: host not found) jan 22 19:09:35 ip-12345 postfix/qmgr[19938]: a8b0720013c: removed
回答: 有効な受信者リストのないドメインを渡す方法はここに記載されています: http://www.postfix.org/postconf.5.html#relay_recipient_maps ドメインの特定のリストでreject_unverified_recipientを使用するには、check_recipient_accessマップを使用します。# main.cf smtpd_recipient_restrictions = permit_mynetworks permit_sasl_authenticated reject_unauth_destination check_recipient_access hash:/etc/postfix/verify_recipients .。# verify_recipients domain1.tld reject_unverified_recipient domain2.tld reject_unverified_recipient クレジット: http://www.textndata.com/forums/reject_unverified_recipient-timeout-188012.html