{"id":21147,"date":"2020-09-08T03:28:21","date_gmt":"2020-09-08T03:28:21","guid":{"rendered":"https:\/\/benchmarkemail.wpengine.com\/tw\/?p=21147"},"modified":"2020-09-08T03:28:21","modified_gmt":"2020-09-08T03:28:21","slug":"%e6%9c%89%e6%95%88%e6%8f%90%e5%8d%87%e9%83%b5%e4%bb%b6%e7%99%bc%e9%80%81%e5%93%81%e8%b3%aa%ef%bc%81%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%84%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/www.benchmarkemail.com\/tw\/blog\/%e6%9c%89%e6%95%88%e6%8f%90%e5%8d%87%e9%83%b5%e4%bb%b6%e7%99%bc%e9%80%81%e5%93%81%e8%b3%aa%ef%bc%81%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%84%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%e5%88%97%e8%a1%a8\/","title":{"rendered":"\u6709\u6548\u63d0\u5347\u90f5\u4ef6\u767c\u9001\u54c1\u8cea\uff01\u4e0d\u53ef\u4e0d\u77e5\u7684\u932f\u8aa4\u4ee3\u78bc\u5217\u8868"},"content":{"rendered":"<p><span style=\"font-weight: 400\">SMTP \u932f\u8aa4\u4ee3\u78bc <\/span><\/p>\n<p><span style=\"font-weight: 400\">\u60a8\u6709\u9047\u5230\u767c\u9001\u90f5\u4ef6\u5931\u6557\u6642\uff0c\u7a81\u7136\u6536\u5230\u5168\u82f1\u6587\u7684\u81ea\u52d5\u56de\u8986\u4fe1\u4ef6\u55ce\uff1f<\/span><span style=\"font-weight: 400\">\uff08\u4f7f\u7528 Benchmark Email \u7684\u767c\u4fe1\u5e73\u53f0\u4e0d\u6703\u6536\u5230\u9019\u985e\u4fe1\u4ef6\uff0c\u9084\u80fd\u5728\u5e33\u6236\u5167\u7684\u5206\u6790\u5831\u544a\u4e2d\u67e5\u770b\u6709<\/span><span style=\"font-weight: 400\">\u300c\u8edf\u9000\u4ef6\u300d\u6216\u300c\u786c\u9000\u4ef6\u300d\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u6216\u90f5\u4ef6 \u932f\u8aa4\u4ee3\u78bc\u3002<strong>*\u5099\u8a3b<\/strong><\/span><span style=\"font-weight: 400\">\uff09<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u5be6\u969b\u4e0a\uff0c\u9019\u5c01\u90f5\u4ef6\u8a18\u8f09\u8457\u7a31\u70ba\u932f\u8aa4\u4ee3\u78bc\u7684\u6578\u5b57\uff0c\u800c\u9019\u4e32\u6578\u5b57\u89e3\u91cb\u4e86\u767c\u751f\u932f\u8aa4\u7684\u539f\u56e0\u3002\u9019\u6b21\u7684\u90e8\u843d\u683c\u5c31\u4f86\u4ecb\u7d39\u5404\u7a2e\u4ee3\u8868\u6027\u7684\u932f\u8aa4\u4ee3\u78bc\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u76ee\u6b21<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400\"> \u4ec0\u9ebc\u662f\u932f\u8aa4\u4ee3\u78bc\uff1f<\/span><\/li>\n<li><span style=\"font-weight: 400\"> 4xx\uff1a\u66ab\u6642\u6027\u932f\u8aa4<\/span><\/li>\n<li><span style=\"font-weight: 400\"> 5xx\uff1a\u6c38\u4e45\u6027\u932f\u8aa4<\/span><\/li>\n<li><span style=\"font-weight: 400\"> \u4e00\u518d\u932f\u8aa4\u767c\u4fe1\u6703\u5c0e\u81f4\u66f4\u591a\u932f\u8aa4<\/span><\/li>\n<li><span style=\"font-weight: 400\"> \u7d50\u8ad6<\/span><\/li>\n<\/ul>\n<h3><strong>\u4ec0\u9ebc\u662f \u932f\u8aa4\u4ee3\u78bc \uff1f<\/strong><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-21148\" src=\"https:\/\/www.benchmarkemail.com\/tw\/wp-content\/uploads\/sites\/8\/2020\/09\/SMTP_Error_Code.png\" alt=\"\" width=\"660\" height=\"252\" srcset=\"https:\/\/www.benchmarkemail.com\/tw\/wp-content\/uploads\/sites\/8\/2020\/09\/SMTP_Error_Code.png 660w, https:\/\/www.benchmarkemail.com\/tw\/wp-content\/uploads\/sites\/8\/2020\/09\/SMTP_Error_Code-300x115.png 300w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/p>\n<p><span style=\"font-weight: 400\">\u9019\u662f\u6211\u5be6\u969b\u4e0a\u6536\u5230\u932f\u8aa4\u56de\u4fe1\u7684\u622a\u5716\uff0c\u8acb\u6ce8\u610f\u770b<\/span><span style=\"font-weight: 400\">\u7d05\u8272<\/span><span style=\"font-weight: 400\">\u5708\u8d77\u4f86\u7684\u90e8\u5206\uff0c\u88ab\u7a31\u70ba\u932f\u8aa4\u4ee3\u78bc\u7684 SMTP \u72c0\u614b\u78bc\u662f\u5f9e\u300cxxx x.x.x\u300d\u5de6\u5074\u958b\u59cb\u7684 3 \u4f4d\u6578\uff08\u9019\u88e1\u662f\u6307 550\uff09\uff0c\u9019\u662f\u7db2\u969b\u7db2\u8def\u50b3\u8f38\u901a\u8a0a\u5354\u5b9a\u4e2d\uff0c\u80fd\u5920\u78ba\u8a8d\u96fb\u5b50\u90f5\u4ef6\u50b3\u9001\u670d\u52d9\u4e2d\u767c\u751f\u932f\u8aa4\u539f\u56e0\u7684\u5730\u65b9\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u56de\u5230\u4f8b\u5716\uff0c\u300c550, \u201c5.1.1\u201d\uff1aRecipient address rejected: User unknown in local recipient table\u300d\u53ef\u5206\u70ba 3 \u500b\u90e8\u5206\u4f86\u770b\u3002<\/span><\/p>\n<h3><strong>550\uff1a\u56de\u8986\u4ee3\u78bc<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">3 \u4f4d\u6578\u7684\u4ee3\u78bc\u901a\u5e38\u7531 4 \u6216 5 \u958b\u982d\u7d44\u6210\uff0c\u518d\u5206\u5225\u4f86\u770b\u5206\u985e\uff0c4 \u958b\u982d\u7684\u4ee3\u78bc\u6307\u66ab\u6642\u6027\u932f\u8aa4\u539f\u56e0\uff0c5 \u958b\u982d\u7684\u4ee3\u78bc\u5247\u662f\u6307\u6c38\u4e45\u6027\u932f\u8aa4\u3002<\/span><\/p>\n<h3><strong>5.1.1\uff1a\u72c0\u614b\u78bc<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u8a18\u8f09\u56de\u8986\u4ee3\u78bc\u4e4b\u5916\u7684\u984d\u5916\u8cc7\u8a0a\u3002<\/span><\/p>\n<h3><strong>Recipient address rejected: User unknown in local recipient table\uff1a\u56de\u61c9\u6587\u5b57<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u76f8\u5c0d\u65bc\u56de\u8986\u4ee3\u78bc\u3001\u72c0\u614b\u78bc\u662f\u7531\u7a0b\u5f0f\u6240\u5224\u65b7\u7684\uff0c\u800c\u56de\u61c9\u6587\u5b57\u662f\u6558\u8ff0\u53ef\u4ee5\u8b93\u4eba\u5224\u65b7\u539f\u56e0\u7684\u5730\u65b9\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u9806\u5e36\u4e00\u63d0\uff0c\u300c550, \u201c5.1.1\u201d\uff1aRecipient address rejected: User unknown in local recipient table\u300d\u6307\u6536\u4ef6\u4eba\u7684\u90f5\u4ef6\u5730\u5740\u4e0d\u5b58\u5728\uff0c\u610f\u8b02\u6c38\u4e45\u6027\u932f\u8aa4\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u57fa\u672c\u7684\u932f\u8aa4\u539f\u56e0\u53ef\u4ee5\u7d93\u7531\u56de\u8986\u4ee3\u78bc\u8ddf\u56de\u61c9\u6587\u5b57\u4f86\u5224\u65b7\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u73fe\u5728\u5c31\u4f86\u8a8d\u8b58\u4e00\u822c\u5e38\u898b\u7684\u932f\u8aa4\u4ee3\u78bc\u5427\u3002<\/span><\/p>\n<h3><strong>4xx\uff1a\u66ab\u6642\u7684\u932f\u8aa4<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u56e0\u70ba\u662f\u66ab\u6642\u6027\u7684\u932f\u8aa4\uff0c\u7a0d\u5fae\u7b49\u4e00\u4e0b\u5c31\u53ef\u4ee5\u518d\u5ea6\u5617\u8a66\u662f\u5426\u80fd\u50b3\u9001\u96fb\u5b50\u90f5\u4ef6\u3002<\/span><\/p>\n<table border=\"1px\">\n<tbody>\n<tr bgcolor=\"paleturquoise\">\n<th>\u4ee3\u78bc<\/th>\n<th>\u56de\u61c9\u6587\u5b57<\/th>\n<th>\u932f\u8aa4\u7406\u7531<\/th>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>421,\u201d4.4.5\u201d<\/td>\n<td>Server busy, try again later.<\/td>\n<td>\u6536\u4ef6\u4eba\u7684\u4f3a\u670d\u5668\u5fd9\u788c\u4e2d\u3002<\/td>\n<\/tr>\n<tr>\n<td>421,\u201d4.7.0\u201d<\/td>\n<td>IP not in whitelist for RCPT domain, closing connection.<\/td>\n<td>IP \u4f4d\u5740\u4e0d\u5728\u6536\u4ef6\u4eba\u7684\u767d\u540d\u55ae\u5167\u3002<\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>421,\u201d4.7.0\u201d<\/td>\n<td>\u201cOur system has detected an unusual rate of unsolicited mail originating from your IP address.<br \/>\nTo protect our users from spam, mail sent from your IP address has been temporarily blocked.\u201d<\/td>\n<td>\u56e0\u767c\u4fe1\u8005\u7684 IP \u4f4d\u5740\u767c\u51fa\u5927\u91cf\u7684\u5783\u573e\u90f5\u4ef6\uff0c\u5c07\u5176\u66ab\u6642\u5c01\u9396\u3002<\/td>\n<\/tr>\n<tr>\n<td>421,\u201d4.7.0\u201d<\/td>\n<td>Temporary System Problem. Try again later<\/td>\n<td>\u7cfb\u7d71\u7684\u66ab\u6642\u6027\u554f\u984c\uff0c\u8acb\u7a0d\u5f8c\u518d\u8a66\u3002<\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>421,\u201d4.7.0\u201d<\/td>\n<td>TLS required for RCPT domain, closing connection.<\/td>\n<td>\u7531\u65bc\u90f5\u4ef6\u672a\u52a0\u5bc6\uff0c\u6536\u4ef6\u7aef\u8981\u6c42\u8a2d\u5b9a TLS\uff08\u90f5\u4ef6\u52a0\u5bc6\uff09\u3002<\/td>\n<\/tr>\n<tr>\n<td>450,\u201c4.1.1\u201d<\/td>\n<td>Recipient address rejected. unverified address:<\/td>\n<td><span style=\"font-weight: 400\">\u6536\u4ef6\u4eba\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u672a\u8a8d\u8b49\u800c\u88ab\u62d2\u7d55\u3002<\/span><\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>450,\u201d4.2.1\u201d<\/td>\n<td>\u201cThe user you are trying to contact is receiving mail too quickly.<br \/>\nPlease resend your message at a later time.<br \/>\nIf the user is able to receive mail at that time, your message will be delivered.\u201d<\/td>\n<td>\u767c\u9001\u96fb\u5b50\u90f5\u4ef6\u6642\u9593\u9593\u9694\u592a\u77ed\u3002\uff08\u4e00\u5b9a\u6642\u9593\u5167\u6709\u9650\u5236\u80fd\u5920\u63a5\u6536\u7684\u4fe1\u4ef6\u91cf\uff0c\u4e14\u7576\u767c\u9001\u7684\u96fb\u5b50\u4fe1\u4ef6\u8d85\u904e\u9650\u5236\u6578\u91cf\u6642\uff0c\u96fb\u5b50\u90f5\u4ef6\u53ef\u80fd\u6703\u88ab\u62d2\u7d55\u63a5\u6536\u3002\u800c\u70ba\u4e86\u907f\u514d\u767c\u751f\u9019\u7a2e\u72c0\u6cc1\uff0c\u5ef6\u9072\u96fb\u5b50\u90f5\u4ef6\u7684\u767c\u9001\u6642\u9593\u7684\u52d5\u4f5c\u7a31\u70ba\u300c\u7bc0\u6d41\u300d\uff0c\u56e0\u6b64\u624d\u80fd\u7a69\u5b9a\u5730\u767c\u9001\u96fb\u5b50\u90f5\u4ef6\u3002\uff09<\/td>\n<\/tr>\n<tr>\n<td>451,\u201d4.3.0\u201d<\/td>\n<td>Mail server temporarily rejected message.<\/td>\n<td>\u96fb\u5b50\u90f5\u4ef6\u4f3a\u670d\u5668\u66ab\u6642\u62d2\u7d55\u63a5\u6536\u90f5\u4ef6\u3002<\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>451,\u201d4.4.2\u201d<\/td>\n<td>Timeout \u2013 closing connection.<\/td>\n<td>\u4f5c\u696d\u903e\u6642\u3002<\/td>\n<\/tr>\n<tr>\n<td>452,\u201d4.2.2\u201d<\/td>\n<td>The email account that you tried to reach is over quota.<\/td>\n<td>\u6536\u4ef6\u4eba\u7684\u96fb\u5b50\u90f5\u4ef6\u5bb9\u91cf\u5df2\u6eff\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><strong>5xx\uff1a\u6c38\u4e45\u6027\u932f\u8aa4<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u4f8b\u5982\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u5bb9\u91cf\u6eff\u4e86\u3001\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u4e5f\u6c92\u5728\u4f7f\u7528\u4e4b\u985e\u7684\u72c0\u6cc1\uff0c\u4e0d\u63a1\u53d6\u5c0d\u7b56\u662f\u7121\u6cd5\u89e3\u6c7a\u7684\u932f\u8aa4\u3002<\/span><\/p>\n<table border=\"1px\">\n<tbody>\n<tr bgcolor=\"paleturquoise\">\n<th>\u4ee3\u78bc<\/th>\n<th>\u56de\u61c9\u6587\u5b57<\/th>\n<th>\u932f\u8aa4\u7406\u7531<\/th>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>501,\u201d5.5.2\u201d<\/td>\n<td>Cannot Decode Response.<\/td>\n<td><span style=\"font-weight: 400\">\u7121\u6cd5\u89e3\u8b80\u56de\u61c9\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td>502,\u201d5.5.1<\/td>\n<td>Unimplemented command.<\/td>\n<td><span style=\"font-weight: 400\">\u672a\u57f7\u884c\u547d\u4ee4\u3002<\/span><\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>530,\u201d5.7.0\u201d<\/td>\n<td>Must issue a STARTTLS command first.<\/td>\n<td><span style=\"font-weight: 400\">\u9700\u52a0\u5bc6\u96fb\u5b50\u90f5\u4ef6\uff08STARTTLS\uff09\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td>550,\u201d5.2.1\u201d<\/td>\n<td>The email account that you tried to reach is disabled.<\/td>\n<td><span style=\"font-weight: 400\">\u6536\u4ef6\u4eba\u7684\u96fb\u5b50\u90f5\u4ef6\u5e33\u6236\u7121\u6548\u3002<\/span><\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>550,\u201d5.7.0\u201d<\/td>\n<td>Mail relay denied.<\/td>\n<td><span style=\"font-weight: 400\">\u96fb\u5b50\u90f5\u4ef6\u8f49\u767c\u906d\u62d2\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td>550,\u201d5.7.1\u201d<\/td>\n<td>Email quota exceeded.<\/td>\n<td><span style=\"font-weight: 400\">\u96fb\u5b50\u90f5\u4ef6\u5bb9\u91cf\u8d85\u904e\u4e0a\u9650\u3002<\/span><\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>550,\u201d5.7.1\u201d<\/td>\n<td>Unauthenticated email is not accepted from this domain.<\/td>\n<td><span style=\"font-weight: 400\">\u6b64\u7db2\u57df\u4e0d\u63a5\u53d7\u672a\u7d93\u9a57\u8b49\u7684\u96fb\u5b50\u90f5\u4ef6\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td>552,\u201d5.2.2\u201d<\/td>\n<td>The email account that you tried to reach is over quota.<\/td>\n<td><span style=\"font-weight: 400\">\u5617\u8a66\u50b3\u9001\u7684\u96fb\u5b50\u90f5\u4ef6\u5e33\u6236\u5bb9\u91cf\u5df2\u6eff\uff0c\u7121\u6cd5\u63a5\u6536\u65b0\u90f5\u4ef6\u3002<\/span><\/td>\n<\/tr>\n<tr bgcolor=\"cornflowerblue\">\n<td>553,\u201d5.1.2\u201d<\/td>\n<td>We weren\u2019t able to find the recipient domain.<\/td>\n<td><span style=\"font-weight: 400\">\u627e\u4e0d\u5230\u6536\u4ef6\u4eba\u7684\u7db2\u57df\u3002<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5ef6\u4f38\u95b1\u8b80\uff1a<a href=\"https:\/\/www.benchmarkemail.com\/tw\/blog\/managing-email-bounces\/\">\u7ba1\u7406\u96fb\u5b50\u90f5\u4ef6\u9000\u4ef6<\/a><\/p>\n<h3><strong>\u4e00\u518d\u932f\u8aa4\u767c\u4fe1\u6703\u5c0e\u81f4\u66f4\u591a\u932f\u8aa4<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u96fb\u5b50\u90f5\u4ef6\u884c\u92b7\u6703\u56e0\u70ba\u300c\u767c\u9001\u540d\u55ae\u7684\u54c1\u8cea\u300d\u800c\u5f71\u97ff\u6548\u679c\u3002\u5982\u679c\u4e00\u518d\u932f\u8aa4\u767c\u4fe1\uff0c\u5bc4\u4ef6\u4eba\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\uff08\u6216\u662f\u7db2\u57df\uff09\u7684\u8a55\u7b49\u6703\u4e0b\u964d\u4e26\u4e14\u88ab\u8a8d\u70ba\u662f\u767c\u9001\u5783\u573e\u90f5\u4ef6\u7684\u5bc4\u4ef6\u4eba\u3002\u5982\u679c\u6f14\u8b8a\u6210\u9019\u7a2e\u72c0\u6cc1\uff0c\u9664\u4e86\u96fb\u5b50\u90f5\u4ef6\u5230\u9054\u7387\u8b8a\u4f4e\u4e4b\u5916\uff0c\u672c\u4f86\u80fd\u6536\u5230\u4fe1\u7684\u6536\u4ef6\u4eba\u4e5f\u6703\u8b8a\u6210\u6536\u4e0d\u5230\u96fb\u5b50\u90f5\u4ef6\u3002<\/span><span style=\"font-weight: 400\">\uff08\u66fe\u7d93\u4e0b\u964d\u7684\u767c\u4fe1\u8a55\u7b49\u8981\u6062\u5fa9\u5230\u539f\u672c\u6c92\u6709\u932f\u8aa4\u7684\u72c0\u6cc1\uff0c\u64da\u8aaa\u9700\u8981\u534a\u5e74\u5230\u4e00\u5e74\u7684\u6642\u9593\u3002\uff09<\/span><\/p>\n<p><span style=\"font-weight: 400\">Benchmark Email \u70ba\u4e86\u6e1b\u5c11\u932f\u8aa4\u767c\u4fe1\uff0c\u4e4b\u5f8c\u6211\u5011\u5c07\u63d0\u4f9b\u80fd\u5728\u50b3\u9001\u90f5\u4ef6\u524d\u627e\u5230\u932f\u8aa4\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u7684\u5c0f\u5de5\u5177\uff0c\u9084\u6709\u4ecb\u7d39\u7ba1\u7406\u4ee5\u5f80\u9020\u6210\u932f\u8aa4\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u7684\u65b9\u6cd5\u7b49\u7b49\uff0c\u63d0\u4f9b\u6700\u5927\u6548\u76ca\u7684\u96fb\u5b50\u90f5\u4ef6\u884c\u92b7\u652f\u63f4\u7d66\u4e88\u7528\u6236\u3002<br \/>\n<\/span><\/p>\n<h3><strong>\u7d50\u8ad6<\/strong><\/h3>\n<p><span style=\"font-weight: 400\">\u6839\u64da\u4f7f\u7528\u7684\u96fb\u5b50\u90f5\u4ef6\u7528\u6236\u7aef\u4e0d\u540c\uff0c\u4ee3\u78bc\u6a19\u8a18\u591a\u5c11\u6709\u4e9b\u5dee\u7570\uff0c\u800c\u9019\u88e1\u4ecb\u7d39\u7684\u662f\u4e00\u822c\u5e38\u898b\u7684\u932f\u8aa4\u4ee3\u78bc\u3002\u5728\u4e86\u89e3\u932f\u8aa4\u4ee3\u78bc\u7684\u610f\u601d\u5f8c\uff0c\u672a\u4f86\u5c31\u77e5\u9053\u8a72\u5982\u4f55\u5c0d\u61c9\u6536\u5230\u6b64\u985e\u4fe1\u4ef6\u7684\u65b9\u6cd5\u4e86\u3002\u5982\u6b64\u5c31\u80fd\u6539\u5584\u767c\u9001\u540d\u55ae\u7684\u54c1\u8cea\uff0c\u5c0d\u65bc\u63d0\u9ad8\u96fb\u5b50\u90f5\u4ef6\u7b56\u7565\u7684\u6548\u76ca\u4f86\u8aaa\u662f\u5341\u5206\u91cd\u8981\u7684\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u53c3\u8003\u8cc7\u6599\uff1a<br \/>\n<\/span> <a href=\"https:\/\/support.google.com\/a\/answer\/3221692?hl=zh-Hant\"><span style=\"font-weight: 400\">\u95dc\u65bc SMTP \u932f\u8aa4\u8a0a\u606f<\/span><\/a><span style=\"font-weight: 400\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"font-weight: 400\"><br \/>\n<\/span><a href=\"https:\/\/support.google.com\/a\/answer\/3726730?hl=zh-Hant\"><span style=\"font-weight: 400\">SMTP \u932f\u8aa4\u53c3\u8003\u8cc7\u6599<\/span><\/a><\/p>\n<p><span style=\"font-weight: 400\"><strong>*\u5099\u8a3b<\/strong> \u8981\u53d6\u5f97\u932f\u8aa4\u4ee3\u78bc\u8cc7\u8a0a\uff0c\u8acb\u6d3d\u60a8\u7684\u670d\u52d9\u5c08\u54e1\u3002<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SMTP \u932f\u8aa4\u4ee3\u78bc \u60a8\u6709\u9047\u5230\u767c\u9001\u90f5\u4ef6\u5931\u6557\u6642\uff0c\u7a81\u7136\u6536\u5230\u5168\u82f1\u6587\u7684\u81ea\u52d5\u56de\u8986\u4fe1\u4ef6\u55ce\uff1f\uff08\u4f7f\u7528 Benchmark Email \u7684\u767c\u4fe1\u5e73\u53f0\u4e0d\u6703\u6536\u5230\u9019\u985e\u4fe1\u4ef6\uff0c\u9084\u80fd\u5728\u5e33\u6236\u5167\u7684\u5206\u6790\u5831\u544a\u4e2d\u67e5\u770b\u6709\u300c\u8edf\u9000\u4ef6\u300d\u6216\u300c\u786c\u9000\u4ef6\u300d\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u6216\u90f5\u4ef6 \u932f\u8aa4\u4ee3\u78bc\u3002*\u5099\u8a3b\uff09 \u5be6\u969b\u4e0a\uff0c\u9019\u5c01\u90f5\u4ef6\u8a18\u8f09\u8457\u7a31\u70ba\u932f\u8aa4\u4ee3\u78bc\u7684\u6578\u5b57\uff0c\u800c\u9019\u4e32\u6578\u5b57\u89e3\u91cb\u4e86\u767c\u751f\u932f\u8aa4\u7684\u539f\u56e0\u3002\u9019\u6b21\u7684\u90e8\u843d\u683c\u5c31\u4f86\u4ecb\u7d39\u5404\u7a2e\u4ee3\u8868\u6027\u7684\u932f\u8aa4\u4ee3\u78bc\u3002 \u76ee\u6b21 \u4ec0\u9ebc\u662f\u932f\u8aa4\u4ee3\u78bc\uff1f 4xx\uff1a\u66ab\u6642\u6027\u932f\u8aa4 5xx\uff1a\u6c38\u4e45\u6027\u932f\u8aa4 \u4e00\u518d\u932f\u8aa4\u767c\u4fe1\u6703\u5c0e\u81f4\u66f4\u591a\u932f\u8aa4 \u7d50\u8ad6 \u4ec0\u9ebc\u662f \u932f\u8aa4\u4ee3\u78bc \uff1f \u9019\u662f\u6211\u5be6\u969b\u4e0a\u6536\u5230\u932f\u8aa4\u56de\u4fe1\u7684\u622a\u5716\uff0c\u8acb\u6ce8\u610f\u770b\u7d05\u8272\u5708\u8d77\u4f86\u7684\u90e8\u5206\uff0c\u88ab\u7a31\u70ba\u932f\u8aa4\u4ee3\u78bc\u7684 SMTP \u72c0\u614b\u78bc\u662f\u5f9e\u300cxxx x.x.x\u300d\u5de6\u5074\u958b\u59cb\u7684 3 \u4f4d\u6578\uff08\u9019\u88e1\u662f\u6307 550\uff09\uff0c\u9019\u662f\u7db2\u969b\u7db2\u8def\u50b3\u8f38\u901a\u8a0a\u5354\u5b9a\u4e2d\uff0c\u80fd\u5920\u78ba\u8a8d\u96fb\u5b50\u90f5\u4ef6\u50b3\u9001\u670d\u52d9\u4e2d\u767c\u751f\u932f\u8aa4\u539f\u56e0\u7684\u5730\u65b9\u3002 \u56de\u5230\u4f8b\u5716\uff0c\u300c550, \u201c5.1.1\u201d\uff1aRecipient address rejected: User unknown in local recipient table\u300d\u53ef\u5206\u70ba 3 \u500b\u90e8\u5206\u4f86\u770b\u3002 550\uff1a\u56de\u8986\u4ee3\u78bc 3 \u4f4d\u6578\u7684\u4ee3\u78bc\u901a\u5e38\u7531 4 \u6216 5 \u958b\u982d\u7d44\u6210\uff0c\u518d\u5206\u5225\u4f86\u770b\u5206\u985e\uff0c4 \u958b\u982d\u7684\u4ee3\u78bc\u6307\u66ab\u6642\u6027\u932f\u8aa4\u539f\u56e0\uff0c5 \u958b\u982d\u7684\u4ee3\u78bc\u5247\u662f\u6307\u6c38\u4e45\u6027\u932f\u8aa4\u3002 5.1.1\uff1a\u72c0\u614b\u78bc \u8a18\u8f09\u56de\u8986\u4ee3\u78bc\u4e4b\u5916\u7684\u984d\u5916\u8cc7\u8a0a\u3002 Recipient address rejected: User unknown in local recipient&hellip;<\/p>\n","protected":false},"author":361,"featured_media":21154,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[2640],"tags":[18,19,2188,2189,2762,2763,2764,2765,2766],"class_list":["post-21147","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2640","tag-benchmark","tag-email","tag-2188","tag-2189","tag-smtp","tag-2763","tag-2764","tag-2765","tag-2766"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ 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