{"id":385147,"date":"2023-08-28T06:35:48","date_gmt":"2023-08-27T22:35:48","guid":{"rendered":"https:\/\/www.idc.net\/help\/385147\/"},"modified":"2023-08-28T06:35:48","modified_gmt":"2023-08-27T22:35:48","slug":"net%e5%bc%80%e5%8f%91%e9%82%ae%e4%bb%b6%e5%8f%91%e9%80%81%e5%8a%9f%e8%83%bd%e7%9a%84%e5%85%a8%e9%9d%a2%e6%95%99%e7%a8%8b%e5%90%ab%e9%82%ae%e4%bb%b6%e7%bb%84%e4%bb%b6%e6%ba%90%e7%a0%81","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/385147\/","title":{"rendered":".NET\u5f00\u53d1\u90ae\u4ef6\u53d1\u9001\u529f\u80fd\u7684\u5168\u9762\u6559\u7a0b(\u542b\u90ae\u4ef6\u7ec4\u4ef6\u6e90\u7801)"},"content":{"rendered":"

\u4eca\u5929\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u7684\u662f\u5982\u4f55\u5728.NET\u5e73\u53f0\u4e2d\u5f00\u53d1\u201c\u90ae\u4ef6\u53d1\u9001\u201d\u529f\u80fd\u3002\u5728\u7f51\u4e0a\u641c\u7684\u5230\u7684\u5404\u79cd\u8d44\u6599\u4e00\u822c\u90fd\u4ecb\u7ecd\u7684\u6bd4\u8f83\u7b80\u5355\uff0c\u90a3\u4eca\u5929\u6211\u60f3\u6bd4\u8f83\u7ec6\u7684\u6574\u7406\u4ecb\u7ecd\u4e0b\uff1a<\/p>\n

1) \u90ae\u4ef6\u57fa\u7840\u7406\u8bba\u77e5\u8bc6<\/p>\n

2) \u90ae\u4ef6\u53d1\u9001\u76f8\u5173.NET\u7c7b\u5e93<\/p>\n

3) \u4ecb\u7ecd\u6211\u5f00\u53d1\u7684\u4e00\u4e2a\u53d1\u9001\u90ae\u4ef6\u7684\u5c0f\u7ec4\u4ef6\uff08MailHelper\uff09<\/p>\n

4) MailHelper\u7ec4\u4ef6\u7684\u4e00\u4e2a\u793a\u4f8b\u4ee5\u53ca\u51e0\u79cd\u65b9\u5f0f\u53d1\u90ae\u4ef6\u7684\u4f18\u52a3\u6d4b\u8bd5<\/p>\n

\u793a\u4f8b\u53ca\u7ec4\u4ef6\u6e90\u7801\uff1a<\/p>\n

.NET\u5f00\u53d1\u90ae\u4ef6\u53d1\u9001\u529f\u80fd\u7684\u5168\u9762\u6559\u7a0b<\/span><\/span><\/span>(\u542b\u90ae\u4ef6\u7ec4\u4ef6\u6e90\u7801<\/span><\/span>).rar<\/span><\/span><\/span><\/span><\/strong><\/p>\n

\u90ae\u4ef6\u57fa\u7840\u7406\u8bba\u77e5\u8bc6<\/strong><\/p>\n

\u4ec0\u4e48\u4e1a\u52a1\u9700\u8981\u90ae\u4ef6\u529f\u80fd\uff1f<\/strong><\/p>\n

1. \u670d\u52a1\u63d0\u4f9b\u65b9\uff1a\u9700\u63d0\u4f9b\u90ae\u4ef6\u6536\u53d1\u5ba2\u6237\u7aef\u6216Web\u670d\u52a1\u3002\uff08eg\uff1aOutlook\u3001QQ\u90ae\u7bb1\uff09\u3002\u5f53\u7136\u8fd9\u4e9b\u670d\u52a1\u90fd\u662f\u77e5\u540d\u5546\u63d0\u4f9b\u3002\u82e5\u662f\u4e00\u822c\u7684\u5c0f\u7f51\u7ad9\u63d0\u4f9b\u7684\u90ae\u4ef6\u6536\u53d1\u670d\u52a1\uff0c\u4e0d\u77e5\u9053\u8282\u64cd\u5982\u4f55\uff0c\u8c01\u6562\u7528\u5462\uff1f\u5c31\u7b97\u4f60\u7528\u4e86\uff0c\u522b\u7684\u77e5\u540d\u5546SMTP\u670d\u52a1\u5668\u4e5f\u4e0d\u8ba4\u53ef\u4ece\u8fd9\u5c0f\u7f51\u7ad9\u53d1\u51fa\u7684\u90ae\u4ef6\uff0c\u51fa\u73b0SMTP\u670d\u52a1\u5668\u62d2\u6536\u6765\u6e90\u90ae\u4ef6\uff08\u89c6\u4e3a\u6076\u610f\u90ae\u4ef6\u6216\u5783\u573e\u90ae\u4ef6\uff09\u3002<\/p>\n

2. \u5b89\u5168\u6027\u3001\u673a\u5bc6\u6027\uff1a\u6bd4\u5982\u67d0\u5b89\u5168\u90e8\u95e8\u9700\u8981\u63d0\u4f9b\u81ea\u5df1\u53d1\u90ae\u4ef6\u7684SMTP\u670d\u52a1\u5668\u548c\u6536\u90ae\u4ef6POP3\u670d\u52a1\u5668\u4ee5\u53ca\u76f8\u5e94\u7684\u64cd\u4f5c\u8f6f\u4ef6<\/p>\n

3. \u7535\u5b50\u5546\u52a1\u3001\u8bba\u575b\u7b49\u4f1a\u5458\u673a\u5236\u793e\u533a\uff1a\u4e3b\u5bb6\u9700\u8981\u5411\u4f1a\u5458\u53d1\u9001\u901a\u77e5\u4fe1\u606f\uff0c\u6bd4\u5982\uff1a\u5bc6\u7801\u91cd\u7f6e\u3001\u964d\u4ef7\u901a\u77e5\u3001\u7559\u8a00\u901a\u77e5\u3001\u56de\u590d\u901a\u77e5\u3001\u8ba2\u9605\u901a\u77e5\u3001\u4f1a\u5458\u95f4\u4ea4\u6d41\u7b49\u7b49\u3002\u4e3b\u5bb6\u4fdd\u8bc1\u90ae\u7bb1\u6709\u6548\u6027\u7684\u529e\u6cd5\u5e38\u5e38\u662f\u901a\u8fc7\u4f1a\u5458\u6ce8\u518c\u3001\u66f4\u6362\u90ae\u7bb1\u65f6\u53d1\u9001\u201c\u6fc0\u6d3b\u90ae\u4ef6\u201d\u3002<\/p>\n

4. \u90ae\u4ef6\u8425\u9500\uff1a\u5728\u5927\u6570\u636e\u65f6\u4ee3\u7684\u73b0\u5728\uff0c\u4f01\u4e1a\u53ef\u4ee5\u6839\u636e\u6240\u638c\u63e1\u7684\u6570\u636e\u9884\u6d4b\u5ba2\u6237\u7684\u9700\u6c42\uff0c\u6765\u63d0\u4f9b\u4e3b\u52a8\u63a8\u9001\u8425\u9500\u6d88\u606f\u7684\u529f\u80fd\uff1b\u5f53\u7136\u4e5f\u6709\u6ca1\u6709\u9884\u6d4b\u80fd\u529b\u7684\u5c0f\u5546\u5bb6\u901a\u8fc7\u90ae\u4ef6\u7fa4\u53d1\u5668\u8fdb\u884c\u6492\u7f51\u5f0f\u90ae\u4ef6\u8425\u9500\u3002<\/p>\n

5. \u7b49\u7b49<\/p>\n

\u4ec0\u4e48\u662f\u7535\u5b50\u90ae\u4ef6\u534f\u8bae\uff1f<\/strong><\/p>\n

\u5f53\u524d\u5e38\u7528\u7684\u7535\u5b50\u90ae\u4ef6\u534f\u8bae\u6709SMTP\u3001POP3\u3001IMAP4\uff0c\u5b83\u4eec\u90fd\u96b6\u5c5e\u4e8eTCP\/IP\u534f\u8bae\u7c07\u3002<\/p>\n

1. SMTP<\/p>\n

Simple Mail Transfer Protocol\uff08\u5373\u7b80\u5355\u90ae\u4ef6\u4f20\u8f93\u534f\u8bae\uff09\uff0c\u5b83\u662f\u4e00\u7ec4\u7528\u4e8e\u4ece\u6e90\u5730\u5740\u5230\u76ee\u7684\u5730\u5740\u4f20\u9001\u90ae\u4ef6\u7684\u89c4\u5219\uff0c\u7b80\u5355\u7684\u8bf4\u5c31\u662f\uff1aFrom-->To\u7684\u4f20\u9001\u89c4\u5219\u3002\u7531SMTP\u6765\u63a7\u5236\u4fe1\u4ef6\u4e2d\u8f6c\u7684\u65b9\u5f0f\u3002SMTP\u5c5e\u4e8eTCP\/IP\u5bb6\u65cf\u4e2d\u7684\u4e00\u5458\uff0c\u5b83\u5e2e\u52a9\u6bcf\u4e00\u53f0\u8ba1\u7b97\u673a\u5728\u53d1\u9001\u6216\u4e2d\u8f6c\u4fe1\u4ef6\u65f6\u627e\u5230\u4e0b\u4e00\u4e2a\u76ee\u7684\u5730\u3002\u901a\u8fc7SMTP\u534f\u8bae\u6240\u6307\u5b9a\u7684\u670d\u52a1\u5668\uff0c\u5c31\u53ef\u4ee5\u628aE-Mail\u5bc4\u5230\u6536\u4fe1\u4eba\u7684\u670d\u52a1\u5668\u4e0a\u3002SMTP\u670d\u52a1\u5668\u5219\u662f\u9075\u5faaSMTP\u534f\u8bae\u7684\u90ae\u4ef6\u53d1\u9001\u670d\u52a1\u5668\uff0c\u7528\u6765\u4e2d\u8f6c\u4f60\u53d1\u51fa\u7684\u7535\u5b50\u90ae\u4ef6\u3002<\/p>\n

SMTP\u76ee\u524d\u5df2\u662f\u4e8b\u5b9e\u4e0a\u7684E-Mail\u4f20\u8f93\u7684\u6807\u51c6\u3002<\/p>\n

2. POP3<\/p>\n

Post Office Protocol 3\uff08\u5373\u90ae\u5c40\u534f\u8bae\u7684\u7b2c3\u4e2a\u7248\u672c\uff09\uff0c\u8d1f\u8d23\u4ece\u90ae\u4ef6\u670d\u52a1\u5668\u4e2d\u68c0\u7d22\u7535\u5b50\u90ae\u4ef6\u3002\u5b83\u8981\u6c42\u90ae\u4ef6\u670d\u52a1\u5668\u5b8c\u6210\u4e0b\u9762\u51e0\u79cd\u4efb\u52a1\u4e4b\u4e00\uff1a\u4ece\u90ae\u4ef6\u670d\u52a1\u5668\u4e2d\u68c0\u7d22\u90ae\u4ef6\u5e76\u4ece\u670d\u52a1\u5668\u4e2d\u5220\u9664\u8fd9\u4e2a\u90ae\u4ef6\uff1b\u4ece\u90ae\u4ef6\u670d\u52a1\u5668\u4e2d\u68c0\u7d22\u90ae\u4ef6\u4f46\u4e0d\u5220\u9664\u5b83\uff1b\u4e0d\u68c0\u7d22\u90ae\u4ef6\uff0c\u53ea\u662f\u8be2\u95ee\u662f\u5426\u6709\u65b0\u90ae\u4ef6\u5230\u8fbe\u3002<\/p>\n

POP3\u662f\u56e0\u7279\u7f51\u7535\u5b50\u90ae\u4ef6\u7684\u7b2c\u4e00\u4e2a\u79bb\u7ebf\u534f\u8bae\u6807\u51c6\u3002<\/p>\n

3. IMAP4<\/p>\n

Internet Message Access Protocol 4\uff08\u5373\u4ea4\u4e92\u5f0f\u6570\u636e\u6d88\u606f\u8bbf\u95ee\u534f\u8bae\u7b2c\u56db\u4e2a\u7248\u672c\uff09\uff0c\u63d0\u4f9b\u8131\u673a\u548c\u8054\u673a\u8bbf\u95ee\u529f\u80fd\u3002\u662f\u4e00\u79cd\u4f18\u4e8ePOP\u7684\u65b0\u534f\u8bae\uff0c\u662f\u7f8e\u56fd\u65af\u5766\u798f\u5927\u5b66\u57281986\u5e74\u5f00\u59cb\u7814\u53d1\u7684\u591a\u91cd\u90ae\u7bb1\u7535\u5b50\u90ae\u4ef6\u7cfb\u7edf\u3002\u548cPOP\u4e00\u6837\uff0cIMAP\u4e5f\u80fd\u4e0b\u8f7d\u90ae\u4ef6\u3001\u4ece\u670d\u52a1\u5668\u4e2d\u5220\u9664\u90ae\u4ef6\u6216\u8be2\u95ee\u662f\u5426\u6709\u65b0\u90ae\u4ef6\uff0c\u4f46IMAP\u514b\u670d\u4e86POP\u7684\u4e00\u4e9b\u7f3a\u70b9\u3002\u4f8b\u5982\uff0c\u8bf7\u6c42\u90ae\u4ef6\u670d\u52a1\u5668\u53ea\u4e0b\u8f7d\u6240\u9009\u4e2d\u7684\u90ae\u4ef6\u800c\u4e0d\u662f\u5168\u90e8\u90ae\u4ef6\u3002\u5ba2\u6237\u673a\u53ef\u5148\u9605\u8bfb\u90ae\u4ef6\u4fe1\u606f\u7684\u6807\u9898\u548c\u53d1\u9001\u8005\u7684\u540d\u5b57\u518d\u51b3\u5b9a\u662f\u5426\u4e0b\u8f7d\u8fd9\u4e2a\u90ae\u4ef6\u3002\u901a\u8fc7\u7528\u6237\u7684\u5ba2\u6237\u673a\u7535\u5b50\u90ae\u4ef6\u7a0b\u5e8f\uff0cIMAP\u53ef\u8ba9\u7528\u6237\u5728\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u5e76\u7ba1\u7406\u90ae\u4ef6\u6587\u4ef6\u5939\u6216\u90ae\u7bb1\u3001\u5220\u9664\u90ae\u4ef6\u3001\u67e5\u8be2\u67d0\u5c01\u4fe1\u7684\u4e00\u90e8\u5206\u6216\u5168\u90e8\u5185\u5bb9\uff0c\u5b8c\u6210\u6240\u6709\u8fd9\u4e9b\u5de5\u4f5c\u65f6\u90fd\u4e0d\u9700\u8981\u628a\u90ae\u4ef6\u4ece\u670d\u52a1\u5668\u4e0b\u8f7d\u5230\u7528\u6237\u7684\u4e2a\u4eba\u8ba1\u7b97\u673a\u4e0a\u3002<\/p>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5f53 IMAP4 \u7535\u5b50\u90ae\u4ef6\u5e94\u7528\u7a0b\u5e8f\u5c06\u7535\u5b50\u90ae\u4ef6\u4e0b\u8f7d\u5230\u5ba2\u6237\u7aef\u8ba1\u7b97\u673a\uff0c\u4e0b\u8f7d\u90ae\u4ef6\u7684\u526f\u672c\u4f1a\u4fdd\u7559\u5728\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u5668\u4e0a\u3002\u6b63\u662f\u7531\u4e8e\u7528\u6237\u7684\u7535\u5b50\u90ae\u4ef6\u526f\u672c\u4fdd\u7559\u5728\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u5668\u4e0a\uff0c\u7528\u6237\u53ef\u4ee5\u4ece\u591a\u53f0\u8ba1\u7b97\u673a\u4e0a\u8bbf\u95ee\u76f8\u540c\u7684\u7535\u5b50\u90ae\u4ef6\u3002\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u5668\u4e0a\u7684\u591a\u4e2a\u6587\u4ef6\u5939\u4e0e\u5ba2\u6237\u7aef\u8ba1\u7b97\u673a\u4e0a\u7684\u591a\u4e2a\u6587\u4ef6\u5939\u540c\u6b65\u3002<\/p>\n

SMTP\/POP3\u5de5\u4f5c\u65b9\u5f0f\u5982\u56fe\uff1a<\/p>\n

\n

TCP\u76843\u6b21\u63e1\u624b\u548c4\u6b21\u6325\u624b\uff1f<\/strong><\/p>\n

\u8be6\u7ec6\u53ef\u89c1\u300a<\/span><\/span><\/span>TCP3<\/span>\u6b21\u63e1\u624b<\/span><\/span><\/span>\/4<\/span><\/span>\u6b21\u63e1\u624b\u300b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n

\u5728 TCP \u6570\u636e\u6bb5\u62a5\u5934\u4e2d\uff0c\u6709\u516d\u4e2a\u5305\u542b\u63a7\u5236\u4fe1\u606f\u7684 1 bit\u5b57\u6bb5\uff0c\u7528\u4e8e\u7ba1\u7406 TCP \u8fdb\u7a0b\u3002\u8fd9\u4e9b\u5b57\u6bb5\u5206\u522b\u662f\uff1a<\/p>\n

URG \u2014\u7d27\u6025\u6307\u9488<\/p>\n

ACK \u2014\u786e\u8ba4\u5b57\u6bb5<\/p>\n

PSH \u2014\u63a8\u9001\u529f\u80fd<\/p>\n

RST \u2014\u91cd\u7f6e\u8fde\u63a5<\/p>\n

SYN \u2014\u540c\u6b65\u5e8f\u5217\u53f7<\/p>\n

FIN \u2014\u53d1\u9001\u65b9\u5df2\u4f20\u8f93\u5b8c\u6240\u6709\u6570\u636e<\/p>\n

\u8fd9\u4e9b\u5b57\u6bb5\u7528\u4f5c\u6807\u5fd7\uff0c\u7531\u4e8e\u5b83\u4eec\u90fd\u53ea\u6709 1 bit\u5927\u5c0f\uff0c\u6240\u4ee5\u5b83\u4eec\u90fd\u53ea\u6709\u4e24\u4e2a\u503c\uff1a1 \u6216\u8005 0\u3002\u5f53\u503c\u8bbe\u4e3a 1 \u65f6\uff0c\u8868\u793a\u6570\u636e\u6bb5\u4e2d\u5305\u542b\u63a7\u5236\u4fe1\u606f\u3002<\/p>\n

1. \u4e09\u6b21\u63e1\u624b\uff0c\u5efa\u7acb\u8fde\u63a5<\/p>\n

\u5728TCP\/IP\u534f\u8bae\u4e2d\uff0cTCP\u534f\u8bae\u63d0\u4f9b\u53ef\u9760\u7684\u8fde\u63a5\u670d\u52a1\uff0c\u91c7\u7528\u4e09\u6b21\u63e1\u624b\u5efa\u7acb\u4e00\u4e2a\u8fde\u63a5\u3002<\/p>\n

1) \u5efa\u7acb\u8fde\u63a5\u65f6\uff0c\u5ba2\u6237\u7aefA\u53d1\u9001SYN\u5305(SYN=j)\u5230\u670d\u52a1\u5668B\uff0c\u5e76\u8fdb\u5165SYN_SEND\u72b6\u6001\uff0c\u7b49\u5f85\u670d\u52a1\u5668B\u786e\u8ba4\u3002<\/p>\n

2) \u670d\u52a1\u5668B\u6536\u5230SYN\u5305\uff0c\u5fc5\u987b\u786e\u8ba4\u5ba2\u6237A\u7684SYN(ACK=j+1)\uff0c\u540c\u65f6\u81ea\u5df1\u4e5f\u53d1\u9001\u4e00\u4e2aSYN\u5305(SYN=k)\uff0c\u5373SYN+ACK\u5305\uff0c\u6b64\u65f6\u670d\u52a1\u5668B\u8fdb\u5165SYN_RECV\u72b6\u6001\u3002<\/p>\n

3) \u5ba2\u6237\u7aefA\u6536\u5230\u670d\u52a1\u5668B\u7684SYN\uff0bACK\u5305\uff0c\u5411\u670d\u52a1\u5668B\u53d1\u9001\u786e\u8ba4\u5305ACK(ACK=k+1)\uff0c\u6b64\u5305\u53d1\u9001\u5b8c\u6bd5\uff0c\u5ba2\u6237\u7aefA\u548c\u670d\u52a1\u5668B\u8fdb\u5165ESTABLISHED\u72b6\u6001\uff0c\u5b8c\u6210\u4e09\u6b21\u63e1\u624b\u3002<\/p>\n

\n

 <\/p>\n

2. \u56db\u6b21\u6325\u624b\uff0c\u5173\u95ed\u8fde\u63a5<\/p>\n

\u7531\u4e8eTCP\u8fde\u63a5\u662f\u5168\u53cc\u5de5\u7684\uff0c\u56e0\u6b64\u6bcf\u4e2a\u65b9\u5411\u90fd\u5fc5\u987b\u5355\u72ec\u8fdb\u884c\u5173\u95ed\u3002\u8fd9\u4e2a\u539f\u5219\u662f\u5f53\u4e00\u65b9\u5b8c\u6210\u5b83\u7684\u6570\u636e\u53d1\u9001\u4efb\u52a1\u540e\u5c31\u80fd\u53d1\u9001\u4e00\u4e2aFIN\u6765\u7ec8\u6b62\u8fd9\u4e2a\u65b9\u5411\u7684\u8fde\u63a5\u3002<\/p>\n

1) \u5ba2\u6237\u7aefA\u53d1\u9001\u4e00\u4e2aFIN\uff0c\u7528\u6765\u5173\u95ed\u5ba2\u6237A\u5230\u670d\u52a1\u5668B\u7684\u6570\u636e\u4f20\u9001\u3002<\/p>\n

2) \u670d\u52a1\u5668B\u6536\u5230\u8fd9\u4e2aFIN\uff0c\u5b83\u53d1\u56de\u4e00\u4e2aACK\uff0c\u786e\u8ba4\u5e8f\u53f7\u4e3a\u6536\u5230\u7684\u5e8f\u53f7\u52a01\u3002\u548cSYN\u4e00\u6837\uff0c\u4e00\u4e2aFIN\u5c06\u5360\u7528\u4e00\u4e2a\u5e8f\u53f7\u3002<\/p>\n

3) \u670d\u52a1\u5668B\u5173\u95ed\u4e0e\u5ba2\u6237\u7aefA\u7684\u8fde\u63a5\uff0c\u53d1\u9001\u4e00\u4e2aFIN\u7ed9\u5ba2\u6237\u7aefA\u3002<\/p>\n

4) \u5ba2\u6237\u7aefA\u53d1\u56deACK\u62a5\u6587\u786e\u8ba4\uff0c\u5e76\u5c06\u786e\u8ba4\u5e8f\u53f7\u8bbe\u7f6e\u4e3a\u6536\u5230\u5e8f\u53f7\u52a01\u3002<\/p>\n

\n

3. \u4e3a\u4ec0\u4e48\u5efa\u7acb\u8fde\u63a5\u534f\u8bae\u662f\u4e09\u6b21\u63e1\u624b\uff0c\u800c\u5173\u95ed\u8fde\u63a5\u5374\u662f\u56db\u6b21\u6325\u624b\u5462\uff1f<\/p>\n

\u5efa\u7acb\u8fde\u63a5\u65f6\uff0c\u670d\u52a1\u7aefLISTEN\u72b6\u6001\u4e0b\u7684SOCKET\u5f53\u6536\u5230SYN\u62a5\u6587\u7684\u8fde\u63a5\u8bf7\u6c42\u540e\uff0c\u5b83\u53ef\u4ee5\u628aACK\u548cSYN\u653e\u5728\u4e00\u4e2a\u62a5\u6587\u91cc\u6765\u53d1\u9001\u3002<\/p>\n

\u5173\u95ed\u8fde\u63a5\u65f6\uff0c\u5f53\u6536\u5230\u5bf9\u65b9\u7684FIN\u62a5\u6587\u901a\u77e5\u65f6\uff0c\u5b83\u4ec5\u4ec5\u8868\u793a\u5bf9\u65b9\u6ca1\u6709\u6570\u636e\u53d1\u9001\u7ed9\u4f60\u4e86\uff1b\u4f46\u672a\u5fc5\u4f60\u6240\u6709\u7684\u6570\u636e\u90fd\u5168\u90e8\u53d1\u9001\u7ed9\u5bf9\u65b9\u4e86\uff0c\u6240\u4ee5\u4f60\u53ef\u80fd\u672a\u5fc5\u4f1a\u9a6c\u4e0a\u4f1a\u5173\u95edSOCKET,\u4e5f\u5373\u4f60\u53ef\u80fd\u8fd8\u9700\u8981\u53d1\u9001\u4e00\u4e9b\u6570\u636e\u7ed9\u5bf9\u65b9\u4e4b\u540e\uff0c\u518d\u53d1\u9001FIN\u62a5\u6587\u7ed9\u5bf9\u65b9\u6765\u8868\u793a\u4f60\u540c\u610f\u73b0\u5728\u53ef\u4ee5\u5173\u95ed\u8fde\u63a5\u4e86\uff0c\u6240\u4ee5\u5173\u95ed\u8fde\u63a5\u7684ACK\u62a5\u6587\u548cFIN\u62a5\u6587\u591a\u6570\u60c5\u51b5\u4e0b\u90fd\u662f\u5206\u5f00\u53d1\u9001\u7684\u3002<\/p>\n

#p#<\/p>\n

\u5e38\u89c1\u7684\u90ae\u7bb1\u7c7b\u578b\u6709\u54ea\u4e9b\uff1f<\/strong><\/p>\n

\u5e38\u89c1\u7684\u90ae\u7bb1\u7c7b\u578b\u6709\uff1a\u514d\u8d39\u90ae\u7bb1\u3001vip\u90ae\u7bb1\u3001\u57df\u540d\u90ae\u7bb1\u3001\u4f01\u4e1a\u90ae\u7bb1\u7b49\u7b49\u3002<\/p>\n

1. \u514d\u8d39\u90ae\u7bb1<\/p>\n

\u201c\u514d\u8d39\u90ae\u7bb1\u201d\u662f\u90ae\u4ef6\u5546\u5bb6\u4e3a\u4efb\u4f55\u4eba\u514d\u8d39\u63d0\u4f9b\u7684\u7535\u5b50\u90ae\u4ef6\u4f20\u8f93\u670d\u52a1\uff0c\u4f5c\u4e3a\u4ea4\u6362\uff0c\u8be5\u7f51\u7ad9\u4e0a\u4f60\u8bf7\u6c42\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u548c\u4e00\u4e9b\u4e2a\u4eba\u4fe1\u606f\u7684\u5730\u65b9\u4f1a\u663e\u793a\u5e7f\u544a\u3002\u5b83\u66f4\u9002\u5408\u4e2a\u4eba\u751f\u6d3b\u548c\u5a31\u4e50\u7684\u9700\u8981\uff0c\u5374\u5e76\u975e\u90a3\u4e48\u6ce8\u91cd\u90ae\u7bb1\u7684\u5b89\u5168\u548c\u529f\u80fd\u3002<\/p>\n

\u90e8\u5206\u514d\u8d39\u90ae\u4ef6SMTP\u670d\u52a1\u5668\u53c2\u8003\u8bbe\u7f6e\uff1a<\/p>\n<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
span>Email<\/span><\/span>\u7c7b\u578b<\/span><\/span><\/td>\nSMTP[Host]<\/span><\/span>\u4e3b\u670d\u52a1\u5668<\/span><\/span><\/span><\/td>\nPort[<\/span><\/span>\u7aef\u53e3\u53f7<\/span><\/span>]<\/span><\/span><\/span><\/td>\n\u662f\u5426\u53ef\u542f\u7528<\/span><\/span>SSL<\/span><\/span><\/span><\/td>\n<\/tr>\n
Gmail<\/span><\/span>\uff08<\/span>Google <\/span><\/span>\u7684\u7f51\u7edc\u90ae\u4ef6\u670d\u52a1\uff09<\/span><\/span><\/span><\/td>\nsmtp.gmail.com<\/span><\/span><\/td>\n587<\/span><\/span><\/td>\nTrue<\/span><\/span><\/td>\n<\/tr>\n
HotMail\/Live<\/span><\/span><\/td>\nsmtp.live.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nTrue<\/span><\/span><\/td>\n<\/tr>\n
QQ\/FoxMail<\/span><\/span>\uff08<\/span>Foxmail<\/span><\/span>\u88ab\u817e\u8baf\u6536\u8d2d\uff09<\/span><\/span><\/span><\/td>\nsmtp.qq.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
126<\/span>\uff08\u7f51\u6613\uff09<\/span><\/span><\/span><\/span><\/span><\/span><\/td>\nsmtp.126.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
163<\/span>\uff08\u7f51\u6613\uff09<\/span><\/span><\/span><\/span><\/span><\/span><\/td>\nsmtp.163.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
Sina<\/span><\/span>\uff08\u65b0\u6d6a\u90ae\u7bb1\uff09<\/span><\/span><\/span><\/td>\nsmtp.sina.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
Tom<\/span><\/span><\/td>\nsmtp.tom.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
SoHu<\/span><\/span>\uff08\u641c\u72d0\u90ae\u7bb1\uff09<\/span><\/span><\/span><\/td>\nsmtp.sohu.com<\/span><\/span><\/td>\n25<\/span><\/span><\/td>\nFalse<\/span><\/span><\/td>\n<\/tr>\n
\n
\n Yahoo<\/span><\/span>\uff08\u96c5\u864e\u90ae\u7bb1\uff09\uff08\u5df2\u5173\u95ed\uff09<\/span><\/span><\/span><\/span><\/span><\/span><\/span>
\n <\/strike><\/td>\n		smtp.mail.yahoo.com<\/span><\/span><\/span><\/td>\n25<\/span><\/span><\/span><\/td>\nFalse<\/span><\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. vip\u90ae\u7bb1<\/p>\n

\u201cvip\u90ae\u7bb1\u201d\u5373\u90ae\u4ef6\u5546\u5bb6\u63d0\u4f9b\u7684\u6536\u8d39\u7248\u90ae\u4ef6\u670d\u52a1\uff0c\u5728\u901f\u5ea6\u3001\u5b89\u5168\u3001\u7a33\u5b9a\u6027\u3001\u5bb9\u91cf\u3001\u9644\u4ef6\u5927\u5c0f\u9650\u5236\u3001\u7fa4\u53d1\u6570\u7b49\u65b9\u9762\u76f8\u5bf9\u597d\u4e9b\u3002\u5176SMTP\u670d\u52a1\u5668\u8bbe\u7f6e\u5c31\u662f\u591a\u4e86\u4e2avip\u5b57\u7b26\u3002eg\uff1asmtp.vip.qq.com\u3002\u90ae\u7bb1\u5730\u5740\uff1a369220123@vip.qq.com\u3002<\/p>\n

3. \u57df\u540d\u90ae\u7bb1<\/p>\n

\u201c\u57df\u540d\u90ae\u7bb1\u201d\u662f\u4e2a\u6027\u5316\u90ae\u4ef6\u670d\u52a1\uff0c\u80fd\u8ba9\u60a8\u7528\u81ea\u5df1\u7684\u57df\u540d\u505a\u4e3a\u540e\u7f00\u5373\u201c@\u81ea\u5df1\u7684\u57df\u540d\u201d\uff0c\u524d\u63d0\u662f\u4f60\u9700\u8981\u4e00\u4e2a\u57df\u540d\uff08\u901a\u5e38\u57df\u540d\u8981\u6536\u8d39\uff09\u3002\u529f\u80fd\u6bd4\u514d\u8d39\u90ae\u7bb1\u8981\u591a\uff1a\u53ef\u5206\u914d\u5355\u4e2a\u90ae\u7bb1\u3001\u89c4\u5212\u5bb9\u91cf\u3001\u66f4\u52a0\u7684\u5b89\u5168\u3001\u66f4\u597d\u7684\u7a33\u5b9a\u6027\u3001\u4e2a\u6027\u5316\u540d\u79f0\u3001\u90ae\u4ef6\u53d1\u9001\u91cf\u66f4\u5927\u3001\u9644\u4ef6\u5927\u5c0f\u9650\u5236\u7b49\u7b49\u3002<\/p>\n

4. \u4f01\u4e1a\u90ae\u7bb1<\/p>\n

\u201c\u4f01\u4e1a\u90ae\u7bb1\u201d\u662f\u57df\u540d\u90ae\u7bb1\uff0c\u4f46\u901a\u5e38\u662f\u6307\u901a\u8fc7\u4ed8\u8d39\u65b9\u5f0f\u83b7\u5f97\u66f4\u597d\u670d\u52a1\u7684\u90ae\u7bb1\u3002eg\uff1a\u60a8\u516c\u53f8\u57df\u540d\u4e3awww.abc.com\uff0c\u5219SMTP\u670d\u52a1\u5668\u4e3a\uff1amail.abc.com\uff0c\u90ae\u7bb1\u5730\u5740\uff1aoffice@abc.com\uff1b<\/p>\n

\u4f7f\u7528\u4f01\u4e1a\u90ae\u7bb1\u7684\u4f18\u52bf\uff1a<\/p>\n

1) \u63d0\u5347\u516c\u53f8\u4f01\u4e1a\u5f62\u8c61\u3001\u90ae\u7bb1\u7a33\u5b9a\u6027\u3001\u90ae\u7bb1\u53cd\u5783\u573e\u53cd\u75c5\u6bd2\u6027\u80fd\u3001\u90ae\u4ef6\u6536\u53d1\u901f\u5ea6\uff1b<\/p>\n

2) \u901a\u8fc7\u8d2d\u4e70\u670d\u52a1\uff0c\u80fd\u9002\u5e94\u4f01\u4e1a\u4e0d\u65ad\u5347\u7ea7\u9700\u6c42\uff1b<\/p>\n

3) \u4e3a\u5458\u5de5\u5206\u914d(\u57df\u540d)\u4f01\u4e1a\u90ae\u7bb1\uff0c\u4fbf\u4e8e\u5c06\u6d41\u52a8\u5458\u5de5\u6240\u6709\u4e1a\u52a1\u8054\u7cfb\u4fdd\u7559\u548c\u5ef6\u7eed\u4e0b\u6765\uff1b<\/p>\n

4) \u76d1\u63a7\u90ae\u4ef6\uff08\u5b9e\u9645\u4e3a\u90ae\u4ef6\u6697\u6284\u9001\u529f\u80fd\uff09\uff0c\u4ee5\u9632\u516c\u53f8\u7684\u673a\u5bc6\u548c\u91cd\u8981\u4fe1\u606f\u6d41\u5931\uff1b<\/p>\n

5) \u83b7\u5f97\u9ad8\u6027\u80fd\u90ae\u4ef6\u6d77\u5916\u8f6c\u53d1\u529f\u80fd\uff0c\u89e3\u51b3\u56fd\u9645\u9ad8\u6548\u90ae\u4ef6\u6536\u53d1\u3001\u90ae\u4ef6\u8425\u9500\u6709\u6548\u6295\u9012\u7b49\u95ee\u9898\uff1b<\/p>\n

6) \u51fa\u7ad9\u7535\u5b50\u90ae\u4ef6\u8fc7\u6ee4\uff0c\u6bd4\u5982\uff1a\u654f\u611f\u5b57\u8fc7\u6ee4\u3001\u57fa\u4e8e\u653f\u7b56\u90ae\u4ef6\u52a0\u5bc6\u7b49\u7b49\uff1b<\/p>\n

7) \u7b49\u7b49\u3002<\/p>\n

#p#<\/p>\n

\u90ae\u4ef6\u53d1\u9001\u76f8\u5173.NET\u7c7b\u5e93<\/strong><\/p>\n

\u5728 .net1.1 \uff0c\u7528System.Web.Mail\u53d1\u9001\u90ae\u4ef6\u3002\u5728.net2.0\u53ca\u4e4b\u540e\u7248\u672c\uff0c\u7528System.Net.Mail\u53d1\u9001\u90ae\u4ef6\u3002\u4e3b\u8981\u7528\u5230\u4e86\u5728.net2.0\u4e2d\u65b0\u589e\u7684\u4e24\u4e2a\u7c7b\uff0c\u5206\u522b\u662fSystem.Net.Mail.MailMessage\u548cSystem.Net.Mail.SmtpClient\u4e24\u4e2a\u7c7b\uff0c\u5728SMTP\u8eab\u4efd\u9a8c\u8bc1\u65b9\u9762\u7528\u5230\u4e86System.Net.NetworkCredential\u7c7b\u3002<\/p>\n

1. MailMessage \u7c7b\u8868\u793a\u90ae\u4ef6\u7684\u5185\u5bb9\u3002<\/p>\n<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

MailMessage<\/span><\/span><\/span><\/strong>\u5e38\u7528\u5c5e\u6027<\/span><\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

From<\/span><\/span><\/p>\n<\/td>\n

\n

MailAddress<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u53d1\u4fe1\u4eba\u5730\u5740\u3002<\/span><\/span><\/p>\n

\u4e24\u8005\u533a\u522b\uff1a\u7576<\/span><\/span> Sender <\/span>\u8207<\/span> From <\/span>\u90fd\u6709\u8a2d\u5b9a\u6642\uff0c<\/span>Mail Server <\/span>\u6703\u53d6\u7528<\/span> Sender <\/span>\u7684\u8a2d\u5b9a\u767c\u4fe1\uff0c\u4f46\u90f5\u4ef6\u4e0a\u7684\u540d\u7a31\u6703\u4f7f\u7528<\/span> From <\/span>\u7684\u8a2d\u5b9a\uff0c\u800c\u82e5\u4e0d\u9700\u8981<\/span> Sender <\/span>\u548c<\/span> From <\/span>\u540c\u6642\u8a2d\u5b9a\u6642\uff0c\u5247<\/span> Sender <\/span>\u53ef\u4ee5\u514d\u8a2d\uff0c\u4f46<\/span> From <\/span>\u4e00\u5b9a\u8981\u8a2d\u3002\u8be6\u7ec6\u8bf7\u770b\uff1a<\/span><\/span><\/span>\u300a<\/span><\/span>MailMessage \u7684<\/span><\/span> Sender \u548c<\/span><\/span> From? <\/span>\u50bb\u50bb\u5206\u4e0d\u6e05\u695a\u300b<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Sender<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

To<\/span><\/span><\/p>\n<\/td>\n

\n

MailAddressCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u5305\u542b\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u6536\u4ef6\u4eba\u7684\u5730\u5740\u96c6\u5408\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

CC<\/span><\/span><\/p>\n<\/td>\n

\n

MailAddressCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u5305\u542b\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u6284\u9001<\/span><\/span> (CC) <\/span><\/span>\u6536\u4ef6\u4eba\u7684\u5730\u5740\u96c6\u5408\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Bcc<\/span><\/span><\/p>\n<\/td>\n

\n

MailAddressCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u5305\u542b\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u5bc6\u4ef6\u6284\u9001<\/span><\/span> (BCC) <\/span><\/span>\u6536\u4ef6\u4eba\u7684\u5730\u5740\u96c6\u5408\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Attachments<\/span><\/span><\/p>\n<\/td>\n

\n

AttachmentCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u7528\u4e8e\u5b58\u50a8\u9644\u52a0\u5230\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u6570\u636e\u7684\u9644\u4ef6\u96c6\u5408\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Subject<\/span><\/span><\/p>\n<\/td>\n

\n

string<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u4e3b\u9898\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Body<\/span><\/span><\/p>\n<\/td>\n

\n

string<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u90ae\u4ef6\u6b63\u6587\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

AlternateViews<\/span><\/span><\/p>\n<\/td>\n

\n

AlternateViewCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u6307\u5b9a\u4e00\u4e2a\u7535\u5b50\u90ae\u4ef6\u4e0d\u540c\u683c\u5f0f\u663e\u793a\u7684\u526f\u672c\u3002\uff08<\/span><\/span>eg<\/span>\uff1a\u53d1\u9001<\/span>HTML<\/span>\u683c\u5f0f\u7684\u90ae\u4ef6\uff0c\u53ef\u80fd\u5e0c\u671b\u540c\u65f6\u63d0\u4f9b\u90ae\u4ef6\u7684\u7eaf\u6587\u672c\u683c\u5f0f\uff0c\u4ee5\u9632\u6b62\u4e00\u4e9b\u6536\u4ef6\u4eba\u4f7f\u7528\u7684\u7535\u5b50\u90ae\u4ef6\u9605\u8bfb\u7a0b\u5e8f\u65e0\u6cd5\u663e\u793a<\/span>html<\/span><\/span>\u5185\u5bb9\uff09<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

IsBodyHtml<\/span><\/span><\/p>\n<\/td>\n

\n

bool<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>false<\/span>\u3002\u83b7\u53d6\u6216\u8bbe\u7f6e\u6307\u793a\u90ae\u4ef6\u6b63\u6587\u662f\u5426\u4e3a<\/span> Html <\/span><\/span>\u683c\u5f0f\u7684\u503c\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Priority<\/span><\/span><\/p>\n<\/td>\n

\n

MailPriority<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>Normal<\/span>\u3002\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u4f18\u5148\u7ea7\u3002<\/span><\/span>(Normal | Low| High)<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

SubjectEncoding<\/span><\/span><\/p>\n<\/td>\n

\n

Encoding<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u4e3b\u9898\u5185\u5bb9\u4f7f\u7528\u7684\u7f16\u7801\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

BodyEncoding<\/span><\/span><\/p>\n<\/td>\n

\n

Encoding<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u7528\u4e8e\u90ae\u4ef6\u6b63\u6587\u7684\u7f16\u7801\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

ReplyToList<\/span><\/span><\/p>\n<\/td>\n

\n

MailAddressCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u8bbe\u7f6e\u63a5\u6536\u65b9\u56de\u590d\u90ae\u4ef6\u65f6\u9ed8\u8ba4\u7684\u63a5\u6536\u5730\u5740\uff0c<\/span><\/span>eg<\/span><\/span>\uff1a\u4f60\u7528\u4e00\u4e2a\u90ae\u7bb1\u53d1\u4fe1\uff0c\u4f46\u5374\u7528\u53e6\u4e00\u4e2a\u6765\u6536\u4fe1\u3002<\/span><\/span><\/span><\/p>\n

\uff08<\/span><\/span>ReplyTo<\/span>\uff0c\u8868\u793a\u5355\u4e2a\u56de\u590d\u5730\u5740\uff0c\u5df2\u8fc7\u671f\uff0c\u4f7f\u7528<\/span>ReplyToList<\/span><\/span>\u4ee3\u66ff\uff09<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e0b\u9762\u5c5e\u6027\u60f3\u4e0d\u5230\u7528\u5728\u4ec0\u4e48\u573a\u666f\u2026\u2026\u8bf7\u9ad8\u4eba\u6307\u51fa\u4f7f\u7528\u6848\u4f8b\uff0c\u8c22\u8c22\uff01<\/p>\n<\/p>\n\n\n\n
\n

DeliveryNotificationOptions<\/span><\/span><\/p>\n<\/td>\n

\n

DeliveryNotificationOptions<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>None<\/span><\/span>\u3002\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u53d1\u9001\u901a\u77e5\u3002<\/span><\/span><\/span><\/p>\n

 <\/p>\n

 <\/p>\n

?<\/p>\n\n\n\n\n\n
\n

1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/p>\n

5<\/p>\n

6<\/p>\n

7<\/p>\n

8<\/p>\n

9<\/p>\n

10<\/p>\n

11<\/p>\n

12<\/p>\n

13<\/p>\n

14<\/p>\n<\/td>\n

\n

 <\/p>\n

[Flags]<\/code><\/p>\n

public<\/code> enum<\/code> DeliveryNotificationOptions<\/code><\/p>\n

{<\/code><\/p>\n

    <\/code>\/\/ \u6ca1\u6709\u901a\u77e5\u3002<\/code><\/p>\n

    <\/code>None = 0,<\/code><\/p>\n

    <\/code>\/\/ \u901a\u77e5\u4f20\u9001\u662f\u5426\u6210\u529f\u3002<\/code><\/p>\n

    <\/code>OnSuccess = 1,<\/code><\/p>\n

    <\/code>\/\/ \u901a\u77e5\u4f20\u9001\u662f\u5426\u5931\u8d25\u3002<\/code><\/p>\n

    <\/code>OnFailure = 2,<\/code><\/p>\n

    <\/code>\/\/ \u901a\u77e5\u4f20\u9001\u662f\u5426\u5ef6\u8fdf<\/code><\/p>\n

    <\/code>Delay = 4,<\/code><\/p>\n

    <\/code>\/\/ \u4ece\u4e0d\u901a\u77e5\u3002<\/code><\/p>\n

    <\/code>Never = 134217728,<\/code><\/p>\n

}<\/code><\/p>\n

 <\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n

\u4e0d\u61c2\u5e72\u561b\u7684\uff0c\u8bbe\u7f6e\u4e3a<\/span><\/span>OnSuccess<\/span><\/span><\/span><\/strong>\uff0c\u4e0d\u4f1a\u56de\u590d\u6211\u53d1\u9001\u6210\u529f\u3002\u8bbe\u7f6e\u4e3a<\/span>Never<\/span><\/span>\uff0c\u53d1\u9001\u5931\u8d25\u4e5f\u4f1a\u56de\u590d\u6211\u3002\u3002\u3002<\/span><\/span><\/strong><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Headers<\/span><\/span><\/p>\n<\/td>\n

\n

NameValueCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u4e0e\u6b64\u7535\u5b50\u90ae\u4ef6\u4e00\u8d77\u4f20\u8f93\u7684\u7535\u5b50\u90ae\u4ef6\u6807\u5934\u3002\uff08\u4ec0\u4e48\u65f6\u5019\u9700\u8981\u81ea\u5df1\u53bb\u8bbe\u7f6e\uff1f<\/strong>\uff09<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

HeadersEncoding<\/span><\/span><\/p>\n<\/td>\n

\n

Encoding<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u7535\u5b50\u90ae\u4ef6\u7684\u7528\u6237\u5b9a\u4e49\u7684\u81ea\u5b9a\u4e49\u6807\u9898\u4f7f\u7528\u7684\u7f16\u7801\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. SmtpClient\u7c7b\u7528\u4e8e\u5c06\u7535\u5b50\u90ae\u4ef6\u53d1\u9001\u5230 SMTP \u670d\u52a1\u5668\u4ee5\u4fbf\u4f20\u9012\u3002<\/p>\n<\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

SmtpClient<\/span><\/span><\/span><\/strong>\u5e38\u7528\u5c5e\u6027<\/span><\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Host<\/span><\/span><\/p>\n<\/td>\n

\n

string<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u7528\u4e8e<\/span><\/span> SMTP <\/span>\u4e8b\u52a1\u7684\u4e3b\u673a\u7684\u540d\u79f0\u6216<\/span> IP <\/span><\/span>\u5730\u5740\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Port<\/span><\/span><\/p>\n<\/td>\n

\n

int<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u7528\u4e8e<\/span><\/span> SMTP <\/span><\/span>\u4e8b\u52a1\u7684\u7aef\u53e3\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

UseDefaultCredentials<\/span><\/span><\/p>\n<\/td>\n

\n

bool<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>false<\/span><\/span>\u3002<\/span><\/span><\/span><\/p>\n

\u82e5\u8981\u4f7f\u7528\u9ed8\u8ba4\u7f51\u7edc\u51ed\u636e\uff0c\u53ef\u4ee5\u5c06<\/span><\/span>UseDefaultCredentials<\/span>\u8bbe\u7f6e\u4e3a<\/span> true<\/span>\uff0c\u6b64\u65f6<\/span>System.Net.CredentialCache.DefaultCredentials<\/span><\/span>\uff08\u5e94\u7528\u7a0b\u5e8f\u7cfb\u7edf\u51ed\u8bc1\uff09\u4f1a\u968f\u8bf7\u6c42\u4e00\u8d77\u53d1\u9001\u3002<\/span><\/span><\/span><\/p>\n

\u5982\u679c<\/span><\/span>UseDefaultCredentials<\/span>\u5c5e\u6027\u8bbe\u7f6e\u4e3a<\/span> false<\/span>\uff0c\u5219\u8fde\u63a5\u5230\u670d\u52a1\u5668\u65f6\u4f1a\u5c06<\/span> Credentials <\/span>\u5c5e\u6027\u4e2d\u8bbe\u7f6e\u7684\u503c\u7528\u4f5c\u51ed\u636e\u3002\u5982\u679c<\/span>UseDefaultCredentials<\/span>\u5c5e\u6027\u8bbe\u7f6e\u4e3a<\/span> false <\/span>\u5e76\u4e14\u5c1a\u672a\u8bbe\u7f6e<\/span> Credentials <\/span>\u5c5e\u6027\uff0c\u5219\u5c06\u90ae\u4ef6\u4ee5\u533f\u540d\u65b9\u5f0f\u53d1\u9001\u5230\u670d\u52a1\u5668\u3002\u82e5<\/span>SMTP <\/span><\/span>\u670d\u52a1\u5668\u8981\u6c42\u5728\u9a8c\u8bc1\u5ba2\u6237\u7aef\u7684\u8eab\u4efd\u5219\u4f1a\u629b\u51fa\u5f02\u5e38\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Credentials<\/span><\/span><\/p>\n<\/td>\n

\n

ICredentialsByHost<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u7528\u4e8e\u9a8c\u8bc1\u53d1\u4ef6\u4eba\u8eab\u4efd\u7684\u51ed\u636e\u3002<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

ClientCertificates<\/span><\/span><\/p>\n<\/td>\n

\n

X509CertificateCollection<\/span><\/span><\/p>\n<\/td>\n

\n

\u6307\u5b9a\u5e94\u8be5\u4f7f\u7528\u54ea\u4e9b\u8bc1\u4e66\u6765\u5efa\u7acb\u5b89\u5168\u5957\u63a5\u5b57\u5c42<\/span><\/span> (SSL) <\/span><\/span>\u8fde\u63a5\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

EnableSsl<\/span><\/span><\/p>\n<\/td>\n

\n

bool<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>false<\/span>\u3002\u6307\u5b9a<\/span>SmtpClient<\/span>\u662f\u5426\u4f7f\u7528\u5b89\u5168\u5957\u63a5\u5b57\u5c42<\/span> (SSL) <\/span><\/span>\u52a0\u5bc6\u8fde\u63a5\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Timeout<\/span><\/span><\/p>\n<\/td>\n

\n

int<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>100000.<\/span>\u83b7\u53d6\u6216\u8bbe\u7f6e\u4e00\u4e2a\u503c\uff0c\u8be5\u503c\u6307\u5b9a\u540c\u6b65\u91cd\u8f7d<\/strong>\uff1a<\/span>SmtpClient.Send()<\/span><\/span>\u8c03\u7528\u7684\u8d85\u65f6\u65f6\u95f4\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/p>\n\n\n\n\n
\n

\u81ea\u5efa\u672c\u5730<\/span><\/span>SMTP<\/span><\/span><\/span><\/strong>\u670d\u52a1\u5668\u83b7\u53d6\u90ae\u4ef6\u65f6\u9700\u8981\u4f7f\u7528\u7684\u5c5e\u6027\uff1a<\/span><\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

DeliveryMethod<\/span><\/span><\/p>\n<\/td>\n

\n

SmtpDeliveryMethod<\/span><\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4<\/span><\/span>NetworkCredential<\/span><\/span>\u3002<\/span><\/span><\/span><\/p>\n

 <\/p>\n

 <\/p>\n

?<\/p>\n\n\n\n\n\n\n\n
\n

1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/p>\n

5<\/p>\n

6<\/p>\n

7<\/p>\n

8<\/p>\n

9<\/p>\n

10<\/p>\n<\/td>\n

\n

 <\/p>\n

\/\/ \u6307\u5b9a\u5982\u4f55\u53d1\u9001\u7535\u5b50\u90ae\u4ef6\u3002<\/code><\/p>\n

public<\/code> enum<\/code> SmtpDeliveryMethod<\/code><\/p>\n

{<\/code><\/p>\n

    <\/code>\/\/\u7535\u5b50\u90ae\u4ef6\u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u5230 SMTP \u670d\u52a1\u5668\u3002<\/code><\/p>\n

    <\/code>Network = 0,<\/code><\/p>\n

    <\/code>\/\/\u5c06\u7535\u5b50\u90ae\u4ef6\u590d\u5236\u5230SmtpClient.PickupDirectoryLocation\u5c5e\u6027\u6307\u5b9a\u7684\u76ee\u5f55\uff0c\u7136\u540e\u7531\u5916\u90e8\u5e94\u7528\u7a0b\u5e8f\u4f20\u9001\u3002<\/code><\/p>\n

    <\/code>SpecifiedPickupDirectory = 1,<\/code><\/p>\n

    <\/code>\/\/\u5c06\u7535\u5b50\u90ae\u4ef6\u590d\u5236\u5230\u62fe\u53d6\u76ee\u5f55\uff0c\u7136\u540e\u901a\u8fc7\u672c\u5730 Internet \u4fe1\u606f\u670d\u52a1 (IIS) \u4f20\u9001\u3002<\/code><\/p>\n

    <\/code>PickupDirectoryFromIis = 2,<\/code><\/p>\n

}<\/code><\/p>\n

 <\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n<\/td>\n<\/tr>\n

\n

PickupDirectoryLocation<\/span><\/span><\/p>\n<\/td>\n

\n

string<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6216\u8bbe\u7f6e\u6587\u4ef6\u5939\uff0c\u5e94\u7528\u7a0b\u5e8f\u5728\u8be5\u6587\u4ef6\u5939\u4e2d\u4fdd\u5b58\u5c06\u7531\u672c\u5730<\/span><\/span> SMTP <\/span><\/span>\u670d\u52a1\u5668\u5904\u7406\u7684\u90ae\u4ef6\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

 <\/span><\/p>\n

\u4e0b\u9762\u5c5e\u6027\u60f3\u4e0d\u5230\u7528\u5728\u4ec0\u4e48\u573a\u666f\u2026\u2026\u8bf7\u9ad8\u4eba\u6307\u51fa\u4f7f\u7528\u6848\u4f8b\uff0c\u8c22\u8c22\uff01<\/span><\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

TargetName<\/span><\/span><\/p>\n<\/td>\n

\n

string<\/span><\/span><\/p>\n<\/td>\n

\n

\"SMTPSVC\/\" + this.host<\/span><\/span>\u3002\u83b7\u53d6\u6216\u8bbe\u7f6e\u5728\u4f7f\u7528\u6269\u5c55\u4fdd\u62a4\u65f6\u7528\u4e8e\u8eab\u4efd\u9a8c\u8bc1\u7684\u670d\u52a1\u63d0\u4f9b\u7a0b\u5e8f\u540d\u79f0<\/span> (SPN)<\/span><\/span>\u3002<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

\n

ServicePoint<\/span><\/span><\/p>\n<\/td>\n

\n

ServicePoint<\/span><\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u7528\u4e8e\u4f20\u8f93\u7535\u5b50\u90ae\u4ef6\u7684\u7f51\u7edc\u8fde\u63a5\u3002\uff08\u5e94\u8be5\u4f1a\u4fdd\u5b58<\/span><\/span>TCP<\/span>\u8fde\u63a5\uff0c\u907f\u514d\u518d\u6b21\u8fdb\u884c<\/span>TCP<\/span><\/span>\u7684\u4e09\u6b21\u63e1\u624b\uff1f\uff1f\uff1f\uff09<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3. \u4e00\u4e2a\u7b80\u5355\u7684\u90ae\u4ef6\u53d1\u9001\u793a\u4f8b<\/p>\n

\n \n \n \n 
    \n  \n  \n  \n  
  1. MailMessage mail = <\/span>new<\/span> MailMessage();  <\/span><\/span><\/li>\n  \n  \n  \n  
  2. mail.From = <\/span>new<\/span> MailAddress(From, FromDisplayName);  <\/span><\/li>\n  \n  \n  \n  
  3. mail.To.Add(<\/span>new<\/span> MailAddress(To, ToDisplayName));  <\/span><\/li>\n  \n  \n  \n  
  4. mail.Subject = <\/span>\"this is a test email.\"<\/span>;  <\/span><\/li>\n  \n  \n  \n  
  5. mail.Body = <\/span>\"this is my test email body.<br><b>this part is in bold<\/b>\"<\/span>;  <\/span><\/li>\n  \n  \n  \n  
  6. mail.IsBodyHtml = <\/span>true<\/span>;  <\/span><\/li>\n  \n  \n  \n  
  7. SmtpClient smtp = <\/span>new<\/span> SmtpClient(host, port);  <\/span><\/li>\n  \n  \n  \n  
  8. smtp.Credentials = <\/span>new<\/span> NetworkCredential(userName, password);  <\/span><\/li>\n  \n  \n  \n  
  9. smtp.Send(mail); <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
    #p#<\/p>\n
    4. \u90ae\u4ef6\u6269\u5c55\uff1a\u5982\u4f55\u53d1\u9001\u5185\u5d4c\u8d44\u6e90\uff08eg\uff1a\u56fe\u7247\u3001mp3\u7b49\u7b49\uff09<\/p>\n
    \u8be6\u7ec6\u8bf7\u770b\uff1ahttp:\/\/www.cnblogs.com\/SkyD\/archive\/2009\/05\/11\/1453868.html\uff08\u65af\u514b\u8fea\u4e9a\uff09<\/p>\n
    \u901a\u8fc7 ContentDisposition \u7c7b\u5b9e\u73b0\u6b64\u529f\u80fd\uff0c\u5185\u5d4c\u7684\u8d44\u6e90\u53ea\u505a\u4e3a\u6587\u4ef6\u5185\u5bb9\u663e\u793a\uff0c\u4e0d\u518d\u5728\u9644\u4ef6\u5217\u8868\u4e2d\u51fa\u73b0\u3002ContentDisposition \u7c7b\u8868\u793a MIME \u534f\u8bae Content-Disposition \u6807\u5934\u3002<\/p>\n
    \u5bf9\u4e8e\u6587\u4ef6\u9644\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528 ContentDisposition \u7684\u5c5e\u6027\u6765\u8bbe\u7f6e\u6587\u4ef6\u5927\u5c0f\u3001\u6587\u4ef6\u7684\u521b\u5efa\u65e5\u671f\u3001\u4e0a\u6b21\u8bfb\u53d6\u6587\u4ef6\u7684\u65e5\u671f\u4ee5\u53ca\u4e0a\u6b21\u4fee\u6539\u6587\u4ef6\u7684\u65e5\u671f\u3002\u5bf9\u4e8e\u6240\u6709\u9644\u4ef6\uff0c\u8003\u8651\u5230\u9644\u4ef6\u6709\u53ef\u80fd\u4f1a\u5b58\u50a8\u5230\u63a5\u6536\u8ba1\u7b97\u673a\u4e0a\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e2a\u5efa\u8bae\u7684\u6587\u4ef6\u540d\u3002\u663e\u793a\u7535\u5b50\u90ae\u4ef6\u7684\u8f6f\u4ef6\u53ef\u4ee5\u4f7f\u7528 ContentDisposition \u4e2d\u7684\u4fe1\u606f\uff0c\u6309\u53d1\u4ef6\u4eba\u9884\u671f\u7684\u65b9\u5f0f\u5448\u73b0\u7535\u5b50\u90ae\u4ef6\u9644\u4ef6\u3002<\/p>\n
    \u901a\u8fc7 ContentDisposition \u5b9e\u4f8b\u7684Inline\u5c5e\u6027\u5b9e\u73b0\u90ae\u4ef6\u5185\u5d4c\u8d44\u6e90\u3002\u5982\u4e0b\uff1a<\/p>\n
    1) \u8bbe\u7f6e\u9644\u4ef6\u7684ContentId\u5c5e\u6027\u4e3a\u4e00\u4e2a\u81ea\u5b9a\u4e49\u540d\u79f0\u3002<\/p>\n
    2) \u8bbe\u7f6e\u9644\u4ef6\u7684ContentDisposition.Inline\u5c5e\u6027\u4e3atrue\u3002<\/p>\n
    3) \u5728\u90ae\u4ef6\u7684HTML\u683c\u5f0f\u6b63\u6587\u4e2d\u4ee5\u201ccid:\u81ea\u5b9a\u4e49\u540d\u79f0\u201d\u7684\u65b9\u5f0f\u5f15\u7528\uff0c\u6bd4\u5982ContentId\u8bbe\u4e3a\u201cface\u201d\uff0c\u90a3\u4e48\u6b63\u6587\u4e2d\u5c31\u4ee5\u201ccid:face\u201d\u4f5c\u4e3a\u5176URL\u8def\u5f84\u5b57\u7b26\u4e32\u7684\u66ff\u4ee3\u5373\u53ef\u3002<\/p>\n
    \u4ee3\u7801\u5982\u4e0b\uff1a\uff08\u8be6\u7ec6\u89c1\u793a\u4f8b\u4ee3\u7801\uff09<\/p>\n
    \n \n \n \n 
      \n  \n  \n  \n  
    1. string picPath = Environment.CurrentDirectory + <\/span>\"\\\\\u9644\u4ef6\\\\PIC_Mail\u4e2d\u6587.png\"<\/span>;  <\/span><\/span><\/li>\n  \n  \n  \n  
    2. Attachment attach_pic = <\/span>new<\/span> Attachment(picPath);  <\/span><\/li>\n  \n  \n  \n  
    3.    <\/span><\/li>\n  \n  \n  \n  
    4. \/\/ \u83b7\u53d6\u6216\u8bbe\u7f6e\u6b64\u9644\u4ef6\u7684 MIME \u5185\u5bb9 ID\u3002 <\/span> <\/span><\/li>\n  \n  \n  \n  
    5. attach_pic.ContentId = <\/span>\"MyPic\"<\/span>;     <\/span><\/li>\n  \n  \n  \n  
    6. \/\/ \u5b9e\u4f8b\u90ae\u4ef6\u5185\u5bb9 <\/span> <\/span><\/li>\n  \n  \n  \n  
    7. System.Net.Mime.ContentDisposition disposition = attach_pic.ContentDisposition;  <\/span><\/li>\n  \n  \n  \n  
    8. \/\/ \u82e5\u4e3a\u5185\u8054\uff0c\u5219\u4e0d\u4f1a\u4ee5\u9644\u4ef6\u7684\u5f62\u5f0f\u663e\u793a\uff0c\u800c\u662f\u76f4\u63a5\u663e\u793a\u4e3a\u90ae\u4ef6\u5185\u5bb9 <\/span> <\/span><\/li>\n  \n  \n  \n  
    9. disposition.Inline = <\/span>true<\/span>;  <\/span><\/li>\n  \n  \n  \n  
    10.    <\/span><\/li>\n  \n  \n  \n  
    11. FileInfo file = <\/span>new<\/span> FileInfo(picPath);  <\/span><\/li>\n  \n  \n  \n  
    12. \/\/ \u8bbe\u7f6e\u6587\u4ef6\u9644\u4ef6\u7684\u521b\u5efa\u65e5\u671f\u3002 <\/span> <\/span><\/li>\n  \n  \n  \n  
    13. disposition.CreationDate = file.CreationTime;  <\/span><\/li>\n  \n  \n  \n  
    14. \/\/ \u8bbe\u7f6e\u6587\u4ef6\u9644\u4ef6\u7684\u4fee\u6539\u65e5\u671f\u3002 <\/span> <\/span><\/li>\n  \n  \n  \n  
    15. disposition.ModificationDate = file.LastWriteTime;  <\/span><\/li>\n  \n  \n  \n  
    16. \/\/ \u8bbe\u7f6e\u6587\u4ef6\u9644\u4ef6\u7684\u8bfb\u53d6\u65e5\u671f\u3002 <\/span> <\/span><\/li>\n  \n  \n  \n  
    17. disposition.ReadDate = file.LastAccessTime;  <\/span><\/li>\n  \n  \n  \n  
    18. \/\/ \u8bbe\u5b9a\u6587\u4ef6\u540d\u79f0 (\u5185\u5d4c\u8d44\u6e90\u8bbe\u7f6e\u6587\u4ef6\u540d\u540e\u4e0b\u8f7d\u4e0b\u6765\u624d\u6709\u9ed8\u8ba4\u540e\u7f00) <\/span> <\/span><\/li>\n  \n  \n  \n  
    19. disposition.FileName = file.Name.ToString();  <\/span><\/li>\n  \n  \n  \n  
    20.    <\/span><\/li>\n  \n  \n  \n  
    21. mail.AddAttachment(attach_pic); <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
      \u53e6\u5916\uff0c\u53ef\u4f7f\u7528AlternateView\u7c7b\u548cLinkedResource\u7c7b\u6765\u5b9e\u73b0\u5185\u5d4c\u8d44\u6e90\u2026\u2026<\/p>\n
      1) \u521b\u5efa\u4e00\u4e2aMailMessage\u5bf9\u8c61\uff0c\u540c\u65f6\u6307\u5b9a\u53d1\u9001\u4eba\u548c\u63a5\u6536\u4eba\u5730\u5740\u3002<\/p>\n
      2) \u521b\u5efaAlternateView\u6765\u63a5\u6536\u6587\u672c\u5185\u5bb9\uff0c\u521b\u5efaLinkedResource\u6765\u63a5\u6536\u8981\u5d4c\u5165\u7684\u56fe\u7247\u6216\u5176\u4ed6\u8d44\u6e90\u3002<\/p>\n
      3) \u6dfb\u52a0LinkedResource\u5230AlternateView<\/p>\n
      4) \u6dfb\u52a0AlternateView\u5230MailMessage<\/p>\n
      5) \u8bbe\u7f6eSmtpClient\uff0c\u53d1\u9001email<\/p>\n
      \u6211\u5f00\u53d1\u7684\u4e00\u4e2a\u53d1\u9001\u90ae\u4ef6\u7684\u5c0f\u7ec4\u4ef6(\u4ee3\u7801\u5728\u535a\u6587\u5f00\u59cb\u5904\u5df2\u7ed9\u51fa\u4e0b\u8f7d\u5730\u5740)<\/p>\n
      \u4e3a\u4e86\u7b80\u5316\u90ae\u4ef6\u53d1\u9001\u4ee3\u7801\u7f16\u5199\u548cSmtpClient\u5b9e\u4f8b\u7684\u7ba1\u7406\uff0c\u6211\u5c01\u88c5\u4e86\u4e00\u4e2a\u53d1\u90ae\u4ef6\u7684\u5e2e\u52a9\u7c7b\u3002<\/p>\n
      \u8fd9\u4e2a\u5e2e\u52a9\u7c7b\uff0c\u5305\u542b\u5982\u56fe\u51e0\u4e2a\u6587\u4ef6\uff1a<\/p>\n<\/p>\n
      \u4e24\u4e2a\u4e3b\u8981\u7c7b\uff1a SmtpHelper \u548cMailHelper<\/p>\n
      1. SmtpHelper<\/p>\n
      \u6b64\u7c7b\u662f\u4e3a\u4e86\u7b80\u5316\u6784\u9020SmtpClient\u5b9e\u4f8b\u6240\u9700\u7684\u4ee3\u7801\u91cf\u3002\u901a\u8fc7SmtpHelper\u6784\u9020\u51fd\u6570\u8bbe\u7f6e\u597dSMTP\u670d\u52a1\u5668\u3001\u7aef\u53e3\u53f7\u3001\u8eab\u4efd\u51ed\u636e\uff0c\u518d\u901a\u8fc7\u94fe\u5f0f\u64cd\u4f5c\u5feb\u901f\u8bbe\u7f6eSmtpClient\u5176\u4ed6\u4e0d\u5e38\u4f7f\u7528\u7684\u5c5e\u6027\u3002<\/p>\n
      Eg\uff1a<\/p>\n
      \n \n \n \n 
        \n  \n  \n  \n  
      1. SmtpClient client = <\/span>new<\/span> SmtpHelper( host, port, <\/span>false<\/span>, userName, password)  <\/span><\/span><\/li>\n  \n  \n  \n  
      2.                    .SetTimeout(<\/span>60<\/span>*<\/span>1000<\/span>)  <\/span><\/li>\n  \n  \n  \n  
      3.                    .SmtpClient; <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
        \u4f7f\u7528SmtpHelper\u7c7b\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n
        1) \u975e\u7ebf\u7a0b\u5b89\u5168\u7c7b.<\/p>\n
        2) \u6784\u9020\u7684SmtpClient \u5b9e\u4f8b\u5916\u90e8\u8fdb\u884cDispose()\u3002SmtpHelper\u7c7b\u53ea\u7b80\u5355\u63d0\u4f9b\u6784\u9020\uff0c\u4e0d\u505a\u91ca\u653e\u64cd\u4f5c\u3002<\/p>\n
        3) SmtpClient \u6ca1\u6709\u63d0\u4f9b Finalize() \u7ec8\u7ed3\u5668\uff0c\u6240\u4ee5GC\u4e0d\u4f1a\u8fdb\u884c\u56de\u6536\uff0c\u53ea\u80fd\u7531\u5916\u90e8\u4f7f\u7528\u5b8c\u540e\u8fdb\u884c\u663e\u793a\u91ca\u653e\uff0c\u5426\u5219\u4f1a\u53d1\u751f\u5185\u5b58\u6cc4\u9732\u95ee\u9898.<\/p>\n
        2. MailHelper<\/p>\n
        \u6b64\u7c7b\u5b8c\u6210\u90ae\u4ef6\u7684\u53d1\u9001\u5de5\u4f5c\u3002\u9700\u8981\u7ed3\u5408MailInfoHelper\u9759\u6001\u7c7b\u9a8c\u8bc1\u90ae\u4ef6\u4fe1\u606f\u7684\u6709\u6548\u6027\u3002<\/p>\n
        1) \u652f\u6301\u5feb\u6377\u6dfb\u52a0\u9644\u4ef6\u3001\u5185\u5d4c\u8d44\u6e90\u3001\u5730\u5740\u4fe1\u606f\u3001\u5907\u7528\u89c6\u56fe\u683c\u5f0f\uff1b<\/p>\n
        Eg\uff1a\u6dfb\u52a0\u5185\u5d4c\u8d44\u6e90<\/p>\n
        \n \n \n \n 
          \n  \n  \n  \n  
        1. \/\/ \u90ae\u4ef6\u5185\u5bb9\uff1a\"<a href=\\\"cid:MyPic\\\" target=\\\"_blank\\\">\u70b9\u51fb\u5728\u65b0\u7a97\u53e3\u6253\u5f00\u56fe\u7247<\/a>\"; <\/span> <\/span><\/span><\/li>\n  \n  \n  \n  
        2. string picPath = Environment.CurrentDirectory + <\/span>\"\\\\\u9644\u4ef6\\\\PIC_Mail\u4e2d\u6587.png\"<\/span>;  <\/span><\/li>\n  \n  \n  \n  
        3. mail.AddInlineAttachment(picPath,<\/span>\"MyPic\"<\/span>); <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
          2) \u652f\u6301\u5728\u53d1\u9001\u90ae\u4ef6\u524d\u5bf9\u90ae\u4ef6\u4fe1\u606f\u6709\u6548\u6027\u8fdb\u884c\u68c0\u67e5\uff1b<\/p>\n
          \n \n \n \n 
            \n  \n  \n  \n  
          1. Dictionary<MailInfoType, string> dic = mail.CheckSendMail();  <\/span><\/span><\/li>\n  \n  \n  \n  
          2. if<\/span> (dic.Count > <\/span>0<\/span> && MailInfoHelper.ExistsError(dic))  <\/span><\/li>\n  \n  \n  \n  
          3. {  <\/span><\/li>\n  \n  \n  \n  
          4.     <\/span>\/\/ \u53cd\u9988\u201c\u9519\u8bef+\u63d0\u793a\u201d\u4fe1\u606f <\/span> <\/span><\/li>\n  \n  \n  \n  
          5.     msg = MailInfoHelper.GetMailInfoStr(dic))  <\/span><\/li>\n  \n  \n  \n  
          6. }  <\/span><\/li>\n  \n  \n  \n  
          7. else<\/span> <\/span><\/li>\n  \n  \n  \n  
          8. {  <\/span><\/li>\n  \n  \n  \n  
          9.     <\/span>if<\/span> (dic.Count > <\/span>0<\/span>)  <\/span><\/li>\n  \n  \n  \n  
          10.     {  <\/span><\/li>\n  \n  \n  \n  
          11.         <\/span>\/\/ \u53cd\u9988\u201c\u63d0\u793a\u201d\u4fe1\u606f\uff0c\u4f46\u8fd8\u662f\u53ef\u4ee5\u53d1\u9001\u90ae\u4ef6 <\/span> <\/span><\/li>\n  \n  \n  \n  
          12.         msg = MailInfoHelper.GetMailInfoStr(dic);  <\/span><\/li>\n  \n  \n  \n  
          13.     }  <\/span><\/li>\n  \n  \n  \n  
          14.      <\/span><\/li>\n  \n  \n  \n  
          15.     <\/span>\/\/ \u53d1\u9001\u90ae\u4ef6 <\/span> <\/span><\/li>\n  \n  \n  \n  
          16. } <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
            3) \u652f\u6301\u6279\u91cf\u540c\u6b65\u3001\u5f02\u6b65\u53d1\u9001\u90ae\u4ef6<\/p>\n
            a) \u6279\u91cf\u540c\u6b65\u53d1\u9001\u90ae\u4ef6\uff1a\u5b9e\u9645\u4e0a\u53ea\u662f SmtpClient.Send() \u540c\u6b65\u53d1\u9001\u90ae\u4ef6\u7684\u4e00\u4e2a\u5c01\u88c5\u3002<\/p>\n
            b) \u6279\u91cf\u5f02\u6b65\u53d1\u9001\u90ae\u4ef6<\/p>\n
            i. \u5f85\u53d1\u9001\u961f\u5217\uff1a\u56e0\u4e3a\u4e00\u4e2aSmtpClient\u4e00\u6b21\u53ea\u80fd\u53d1\u9001\u4e00\u4e2aMailMessage\uff0c\u4e0d\u7ba1\u662f\u540c\u6b65\u8fd8\u662f\u5f02\u6b65\u53d1\u9001\uff0c\u6240\u4ee5 SmtpClient.SendAsync() \u65b9\u6cd5\u540e\u5fc5\u987b\u963b\u585e\u7ebf\u7a0b\u76f4\u5230\u4e0a\u4e00\u5c01\u90ae\u4ef6\u53d1\u9001\u5b8c\u6210\uff0c\u5426\u5219\u4f1a\u629b\u51fa\u201c\u6b63\u5728\u53d1\u9001\u90ae\u4ef6\u201d\u7684\u5f02\u5e38\u3002\u6240\u4ee5\uff0cMailHelper\u4e3a\u4e86\u907f\u514d\u8c03\u7528\u7ebf\u7a0b\u7684\u963b\u585e\uff0c\u5c06\u5f85\u53d1\u9001\u90ae\u4ef6\u7684\u4fe1\u606f\u90fd\u52a0\u5165\u5230\u961f\u5217\u4e2d\uff0c\u5185\u90e8\u542f\u7528\u4e00\u4e2a\u7ebf\u7a0b\u53bb\u6267\u884c\u4e32\u884c\u5316\u53d1\u9001\u4efb\u52a1\u3002<\/p>\n
            ii. \u9650\u6d41\uff1a\u201c\u5f02\u6b65\u201d\u6279\u91cf\u53d1\u9001\u8fc7\u7a0b\u4e2d\uff0c\u4e3a\u4e86\u9632\u6b62\u5f85\u53d1\u9001\u961f\u5217\u65e0\u9650\u5236\u7684\u589e\u5927\uff0c\u5bfc\u81f4\u5185\u5b58\u6ea2\u51fa\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7MailHelper\u7684GetAwaitMailCountAsync()\u65b9\u6cd5\u76d1\u63a7\u8be5\u961f\u5217\u7684\u5927\u5c0f\uff0c\u9002\u5f53\u7684\u6267\u884cThread.Sleep(time).<\/p>\n
            iii. \u5f02\u6b65\u53d6\u6d88\uff1a\u53ef\u4ee5\u901a\u8fc7MailHelper\u7684SendAsyncCancel()\u65b9\u6cd5\uff0c\u53d6\u6d88\u5f85\u53d1\u9001\u961f\u5217\u4e2d\u7684\u90ae\u4ef6\u7ee7\u7eed\u53d1\u9001\u3002<\/p>\n
            iv. \u56de\u8c03\u51fd\u6570\uff1a\u5f02\u6b65\u53d1\u9001\u5b8c\u4e00\u5c01\u7535\u5b50\u90ae\u4ef6\u540e\u6267\u884c\u7684\u56de\u8c03\u51fd\u6570\u3002\u901a\u8fc7SendCompleted\u4e8b\u4ef6\u8fdb\u884c\u6ce8\u518c\u3002\u4f46\u8981\u6ce8\u610f\u5176AsyncCompletedEventArgs\u53c2\u6570\u7684UserState\u5bf9\u8c61\u88ab\u6539\u5199\u4e3a\u4e86\u6211\u5b9a\u4e49\u7684 MailUserState \u5bf9\u8c61<\/p>\n
            MailUserState\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n
            \n \n \n \n 
              \n  \n  \n  \n  
            1. \/\/\/ <summary> <\/span> <\/span><\/span><\/li>\n  \n  \n  \n  
            2. \/\/\/ \u5f02\u6b65\u53d1\u9001\u90ae\u4ef6\u65f6\u4fdd\u5b58\u7684\u4fe1\u606f\uff0c\u7528\u4e8e\u91ca\u653e\u548c\u4f20\u9012\u6570\u636e <\/span> <\/span><\/li>\n  \n  \n  \n  
            3. \/\/\/ <\/summary> <\/span> <\/span><\/li>\n  \n  \n  \n  
            4. public<\/span> <\/span>class<\/span> MailUserState  <\/span><\/li>\n  \n  \n  \n  
            5. {  <\/span><\/li>\n  \n  \n  \n  
            6.     #region \u7531MailHelper\u5185\u90e8\u7684SendCompleted\u6ce8\u518c\u7684\u4e8b\u4ef6\u4f7f\u7528  <\/span><\/li>\n  \n  \n  \n  
            7.     <\/span>\/\/ \u7528\u4e8e\u91ca\u653e MailMessage \u548c SmtpClient <\/span> <\/span><\/li>\n  \n  \n  \n  
            8.     <\/span>public<\/span> MailMessage CurMailMessage { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            9.     <\/span>public<\/span> bool AutoReleaseSmtp { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            10.     <\/span>public<\/span> SmtpClient CurSmtpClient { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            11.     <\/span>\/\/ \u53ea\u53d1\u9001\u5355\u5c01\u90ae\u4ef6\u7684\u65f6\u5019\u4f7f\u7528\u6b64\u8fdb\u884c\u5224\u65ad\u91ca\u653e  <\/span> <\/span><\/li>\n  \n  \n  \n  
            12.     <\/span>public<\/span> bool IsSmpleMail { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            13.     #endregion  <\/span><\/li>\n  \n  \n  \n  
            14.    <\/span><\/li>\n  \n  \n  \n  
            15.     <\/span>\/\/\/ <summary> <\/span> <\/span><\/li>\n  \n  \n  \n  
            16.     <\/span>\/\/\/ \u7528\u6237\u4f20\u9012\u7684\u72b6\u6001\u5bf9\u8c61 <\/span> <\/span><\/li>\n  \n  \n  \n  
            17.     <\/span>\/\/\/ <\/summary> <\/span> <\/span><\/li>\n  \n  \n  \n  
            18.     <\/span>public<\/span> object UserState { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            19.    <\/span><\/li>\n  \n  \n  \n  
            20.     <\/span>\/\/\/ <summary> <\/span> <\/span><\/li>\n  \n  \n  \n  
            21.     <\/span>\/\/\/ \u5f53\u5f02\u6b65\u53d1\u9001\u62a5\u9519\u65f6\u53ef\u901a\u8fc7\u6b64\u6807\u8bc6\u662f\u5426\u5df2\u7ecf\u5904\u7406\u8be5\u5f02\u5e38 <\/span> <\/span><\/li>\n  \n  \n  \n  
            22.     <\/span>\/\/\/ <\/summary> <\/span> <\/span><\/li>\n  \n  \n  \n  
            23.     <\/span>public<\/span> bool IsErrorHandle { get; set; }  <\/span><\/li>\n  \n  \n  \n  
            24. } <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
              \u6279\u91cf\u5f02\u6b65\u53d1\u9001\u793a\u4f8b\uff08\u6ce8\u610f\u56de\u8c03\u51fd\u6570\u7684\u7528\u6237\u4fe1\u606f\uff09\uff1a<\/p>\n
              \n \n \n \n 
                \n  \n  \n  \n  
              1. \/\/ \u8bbe\u7f6eSmtpClient\u7684\u56de\u8c03\u51fd\u6570 <\/span> <\/span><\/span><\/li>\n  \n  \n  \n  
              2. client.SendCompleted +=(send,args) =>  <\/span><\/li>\n  \n  \n  \n  
              3. {  <\/span><\/li>\n  \n  \n  \n  
              4.     AsyncCompletedEventArgs arg = args;  <\/span><\/li>\n  \n  \n  \n  
              5.     MailUserState userState = arg.UserState as MailUserState;  <\/span><\/li>\n  \n  \n  \n  
              6. }  <\/span><\/li>\n  \n  \n  \n  
              7. \/\/ \u5728MailHelper\u7684\u6784\u9020\u51fd\u6570\u4e2d\u51b3\u5b9a\u662f\u540c\u6b65\u53d1\u9001\u8fd8\u662f\u5f02\u6b65\u53d1\u9001\u90ae\u4ef6 <\/span> <\/span><\/li>\n  \n  \n  \n  
              8. MailHelper mail = <\/span>new<\/span> MailHelper(client,<\/span>true<\/span>,isAsync);  <\/span><\/li>\n  \n  \n  \n  
              9. for<\/span> (<\/span>long<\/span> i = <\/span>1<\/span>; i <= mailCount; i++)  <\/span><\/li>\n  \n  \n  \n  
              10. {  <\/span><\/li>\n  \n  \n  \n  
              11.     <\/span>if<\/span>(mail.GetAwaitMailCountAsync()><\/span>1000<\/span>)  <\/span><\/li>\n  \n  \n  \n  
              12.     {  <\/span><\/li>\n  \n  \n  \n  
              13.         <\/span>\/\/ \u5f53\u5f85\u53d1\u9001\u961f\u5217\u5927\u4e8e1000\u65f6\uff0c\u7ebf\u7a0b\u4f11\u77201\u79d2 <\/span> <\/span><\/li>\n  \n  \n  \n  
              14.         Thread.Sleep(<\/span>1000<\/span>);  <\/span><\/li>\n  \n  \n  \n  
              15.     }  <\/span><\/li>\n  \n  \n  \n  
              16.         <\/span>\/\/ \u8bbe\u7f6e MailHelper \u53d1\u9001\u4fe1\u606f <\/span> <\/span><\/li>\n  \n  \n  \n  
              17.         <\/span>\/\/ \u2026\u2026 <\/span> <\/span><\/li>\n  \n  \n  \n  
              18.         <\/span>\/\/ \u8bbe\u7f6e\u6bcf\u5c01\u7535\u5b50\u90ae\u4ef6\u53d1\u9001\u5b8c\u6267\u884c\u56de\u8c03\u51fd\u6570\u7684UserState <\/span> <\/span><\/li>\n  \n  \n  \n  
              19.         mail.AsyncUserState = \u201c\u4f60\u4f20\u9012\u7684\u5bf9\u8c61\u4fe1\u606f\u201d;  <\/span><\/li>\n  \n  \n  \n  
              20.         <\/span>\/\/ \u6267\u884c\u6279\u91cf\u53d1\u9001\u90ae\u4ef6 <\/span> <\/span><\/li>\n  \n  \n  \n  
              21.         mail.SendBatchMail();  <\/span><\/li>\n  \n  \n  \n  
              22. }  <\/span><\/li>\n  \n  \n  \n  
              23. mail.SetBatchMailCount(count); <\/span><\/li>\n \n \n \n <\/ol><\/pre>\n
                4) \u6279\u91cf\u53d1\u9001\u90ae\u4ef6\u4e2d\uff0c\u6bcf\u8c03\u7528\u4e00\u6b21\u53d1\u9001\u65b9\u6cd5\uff0c\u8981\u4f7f\u7528MailHelper\u7684Reset()\u5bf9\u90ae\u4ef6\u5185\u5bb9\u8fdb\u884c\u91cd\u7f6e\u3002<\/p>\n
                \u6ce8\u610f\uff1a<\/p>\n
                a) \u4e0d\u91cd\u7f6eSmtpClient\u3002SmtpClient\u6839\u636e m_autoDisposeSmtp \u53c2\u6570\u81ea\u52a8\u91ca\u653e\u6216\u7531\u5916\u90e8\u4e3b\u52a8\u91ca\u653e<\/p>\n
                b) \u4e0d\u91cd\u7f6e\uff1a\u5f02\u6b65\u5f85\u53d1\u9001\u961f\u5217\u53ca\u961f\u5217\u8ba1\u6570\u3001AutoResetEvent\u5b9e\u4f8b\u3001\u6267\u884c\u5f02\u6b65\u53d1\u9001\u7ebf\u7a0b\u53d8\u91cf\u3001\u662f\u5426\u542f\u7528\u5f02\u6b65\u53d1\u9001\u6807\u8bc6\u53d8\u91cf<\/p>\n
                5) \u652f\u6301\u81ea\u52a8\u91ca\u653eSmtpClient\u5b9e\u4f8b<\/p>\n
                \u5728\u5e73\u5e38\u90ae\u4ef6\u5f00\u53d1\u4e2d\uff0c\u5f53\u5728\u5f02\u6b65\u6279\u91cf\u53d1\u9001\u90ae\u4ef6\u65f6\uff0c\u6211\u4eec\u6ca1\u529e\u6cd5\u638c\u63e1\u4f55\u65f6\u91ca\u653e\u6211\u4eec\u91cd\u7528\u7684SmtpClient\u5b9e\u4f8b\u3002<\/p>\n
                \u4f46\uff0c\u6211\u4eec\u4f7f\u7528MailHelper\u7c7b\uff0c\u53ef\u4ee5\u4e0d\u7528\u5173\u5fc3SmtpClient\u7684\u91ca\u653e\u95ee\u9898\u3002\u6211\u4eec\u901a\u8fc7\u6784\u9020\u51fd\u6570\u4e2d\u6307\u5b9a\u81ea\u52a8\u91ca\u653eSmtpClient\u7684\u53c2\u6570\u4e3atrue\uff0c\u5e76\u4e14\u7edf\u8ba1\u597d\u6279\u91cf\u90ae\u4ef6\u53d1\u9001\u91cf\u4e4b\u540e\u8c03\u7528 SetBatchMailCount(long preCount) \u65b9\u6cd5\uff0cMailHelper\u5c31\u4f1a\u5728\uff08\u6279\u91cf\uff09\u540c\u6b65\u3001\uff08\u6279\u91cf\uff09\u5f02\u6b65\u90ae\u4ef6\u5168\u90e8\u53d1\u9001\u5b8c\u4e4b\u540e\u81ea\u52a8\u91ca\u653eSmtpClient\u5b9e\u4f8b\u3002<\/p>\n
                a) \u4e3a\u4ec0\u4e48\u8981\u201c\u91cd\u7528\u201d\u540c\u4e00\u4e2aSmtpClient\u5b9e\u4f8b<\/p>\n
                \u56e0\u4e3a\uff0c\u6bcf\u6b21\u53d1\u9001\u4e00\u5c01\u7535\u5b50\u90ae\u4ef6\uff0c\u90fd\u5fc5\u987b\u7ecf\u8fc7TCP\u7684\u4e09\u6b21\u63e1\u624b\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\uff0c\u8fd9\u4e2a\u8fde\u63a5\u4fe1\u606f\u5c31\u4fdd\u5b58\u5728SmtpClient\u5b9e\u4f8b\u4e2d\uff0c\u6240\u4ee5\u5f53\u8fdb\u884c\u5927\u6279\u91cf\u7684\u7535\u5b50\u90ae\u4ef6\u53d1\u9001\u65f6\uff08\u524d\u63d0\u662f\u53d1\u4ef6\u5730\u5740\u662f\u76f8\u540c\u7684\uff0c\u5f53\u7136\u5927\u90e8\u5206\u573a\u666f\u4e0b\u53d1\u4ef6\u5730\u5740\u90fd\u662f\u76f8\u540c\u7684\uff09\uff0c\u6709\u5fc5\u8981\u91cd\u7528SmtpClient\u5b9e\u4f8b\uff0c\u907f\u514dTCP\u4e0d\u65ad\u5730\u53d1\u751f\u201c\u4e09\u6b21\u63e1\u624b\u548c\u56db\u6b21\u6325\u624b\u201d\u3002<\/p>\n
                b) \u4e3a\u4ec0\u4e48\u8981\u201c\u663e\u793a\u91ca\u653e\u201dSmtpClient\u5b9e\u4f8b<\/p>\n
                SmtpClient\u7c7b\u6ca1\u6709 Finalize (\u7ec8\u7ed3\u5668)\u65b9\u6cd5\uff0c\u56e0\u6b64\u5e94\u7528\u7a0b\u5e8f\"\u5fc5\u987b\"\u8c03\u7528 Dispose \u6765\u663e\u5f0f\u91ca\u653e\u8d44\u6e90\u3002 Dispose \u65b9\u6cd5\u5728\u6240\u6709\u5efa\u7acb\u5230 Host \u5c5e\u6027\u4e2d\u6307\u5b9a\u7684 SMTP \u670d\u52a1\u5668\u7684\u8fde\u63a5\u4e2d\u5faa\u73af\uff0c\u5e76\u53d1\u9001 QUIT \u6d88\u606f\uff0c\u5176\u540e\u5e73\u7a33\u65ad\u5f00 TCP \u8fde\u63a5\u3002<\/p>\n
                #p#<\/p>\n
                MailHelper\u7ec4\u4ef6\u7684\u4e00\u4e2a\u793a\u4f8b\u4ee5\u53ca\u51e0\u79cd\u65b9\u5f0f\u53d1\u90ae\u4ef6\u7684\u4f18\u52a3\u6d4b\u8bd5<\/strong><\/p>\n
                \u793a\u4f8b\u5305\u542b\u56db\u6b21\u5b9e\u9a8c\u65b9\u6848\u548c\u4e24\u7ec4\u590d\u9009\u6846\uff0c\u5982\u56fe\uff1a<\/p>\n
                \n
                \u793a\u4f8b\u4ee3\u7801\u4e0b\u8f7d\u540e\u6ce8\u610f\uff0c\u8bf7\u5148\u4fee\u6539\u5982Config.cs\u6587\u4ef6\u7684\u51e0\u5904\u7ea2\u8272\u6807\u8bc6\u4fe1\u606f\uff08\u5982\u4e0b\u56fe\uff09\uff0c\u4f60\u624d\u80fd\u6b63\u5e38\u53d1\u9001\u90ae\u4ef6\u3002<\/p>\n
                \n
                \u7528QQ\u90ae\u7bb1\u53d1\u4ef6\u7684\u6ce8\u610f\u5566\uff0c\u8981\u5728\u201c\u8bbe\u7f6e\u201d-\u201c\u8d26\u6237\u201d\u4e2d\u5c06\u201cPOP3\/IMAP\/SMTP\/Exchange\/CardDAV\/CalDAV\u670d\u52a1\u201d\u670d\u52a1\u90fd\u5f00\u542f\u624d\u80fd\u6b63\u5e38\u53d1\u9001\u90ae\u4ef6\u3002\u5982\u56fe\uff1a<\/p>\n
                \n
                \u5b9e\u9a8c\u4e00\uff1a\u5355\u6761\u90ae\u4ef6\u540c\u6b65\u548c\u5f02\u6b65\u53d1\u9001<\/span><\/span>\uff08\u53ef\u901a\u8fc7\u6dfb\u52a0\u5927\u9644\u4ef6\u6765\u89c2\u5bdf\u540c\u6b65\u5f02\u6b65\u6548\u679c\uff09<\/span><\/span><\/span><\/p>\n
                \u89c2\u5bdf\uff1a<\/span><\/span>MailHelper<\/span><\/span>\u7c7b\u662f\u5982\u4f55\u4f7f\u7528\u7684\u3002<\/span><\/span><\/strong>\u901a\u8fc7\u5927\u9644\u4ef6\u89c2\u5bdf\u4e0b\u540c\u6b65\u53d1\u9001\u90ae\u4ef6\u548c\u5f02\u6b65\u53d1\u9001\u90ae\u4ef6\u7684\u6548\u679c\uff0c\u67e5\u770b\u4e0b\u5355\u5c01\u90ae\u4ef6\u53d1\u9001<\/span><\/span><\/p>\n
                 <\/p>\n
                \u5b9e\u9a8c\u4e8c\uff1a\u6279\u91cf\u90ae\u4ef6\u540c\u6b65\u548c\u5f02\u6b65\u53d1\u9001<\/span><\/span>\uff08\u5355\u4e2a\u7ebf\u7a0b\uff0c\u5355\u4e2a<\/span>SmtpClient<\/span>\u5b9e\u4f8b\uff0c<\/span>SendAsync()<\/span><\/span>\uff09<\/span><\/span><\/span><\/p>\n
                \u89c2\u5bdf\uff1a<\/span><\/span>MailHelper<\/span>\u7c7b\u4e2d\u6279\u91cf\u5f02\u6b65\u53d1\u9001\u4f7f\u7528\u961f\u5217\u65b9\u5f0f\u5b9e\u73b0\u7684\u9ad8\u54cd\u5e94\u6027\uff0c\u4ee5\u53ca\u6279\u91cf\u64cd\u4f5c\u5982\u4f55\u81ea\u52a8\u91ca\u653e<\/span>SmtpClient<\/span><\/span>\u5b9e\u4f8b\u3002<\/span><\/span><\/strong>\u89c2\u5bdf\u4e0b<\/span><\/span><\/p>\n
                \u5728\u6570\u91cf\u8f83\u5927\u7684\u6279\u91cf\u90ae\u4ef6\u53d1\u9001\u573a\u666f\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u591a\u4e2a<\/span><\/span>SmtpClient<\/span><\/span><\/span>\uff08\u4e0d\u6e05\u695a\u5e76\u884c\u7c7b\u5e93\u7684\uff0c\u8bf7\u770b <\/span>\u300a\u5f02\u6b65\u7f16\u7a0b\uff1a<\/span><\/span><\/span>.NET4.X <\/span>\u6570\u636e\u5e76\u884c\u300b<\/span><\/span><\/span><\/span> <\/span><\/span>\uff09<\/span><\/span><\/strong><\/strong><\/span><\/strong>\u5b9e\u4f8b\u6765\u5e76\u884c\u53d1\u9001\uff0c\u4ee5\u63d0\u9ad8\u6574\u4f53\u53d1\u4ef6\u6548\u7387\u3002\u5373<\/span><\/span><\/strong>\u5b9e\u9a8c\u4e09<\/span> + <\/span><\/strong>\u5b9e\u9a8c\u56db<\/span><\/strong><\/p>\n
                 <\/p>\n
                \u5b9e\u9a8c\u4e09\uff1a\u6279\u91cf\u90ae\u4ef6\u540c\u6b65\u548c\u5f02\u6b65\u53d1\u9001<\/span><\/span>\uff08\u5e73\u884c\u7c7b\u5e93<\/span>Parallel<\/span>\uff08\u81ea\u52a8\u5206\u533a\uff09\uff0c\u6bcf\u4e2a\u5206\u533a\u4e00\u4e2a<\/span>MailHelper<\/span>\u3001<\/span>SmtpClient<\/span><\/span>\u5b9e\u4f8b\uff09<\/span><\/span><\/span><\/p>\n
                \u89c2\u5bdf\uff1a<\/span><\/span>Parallel.For<\/span>\u7684\u81ea\u52a8\u5206\u533a<\/span> + <\/span>\u6bcf\u4e2a\u5206\u533a\u4e00\u4e2a<\/span>MailHelper <\/span>\u548c<\/span>SmtpClient<\/span>\u5b9e\u4f8b\u6765\u63d0\u9ad8\u6574\u4f53\u6548\u7387\u3002\u4f46\u662f\uff0c\u6709\u4e2a\u95ee\u9898\u5c31\u662f\u81ea\u52a8\u5206\u533a\u53c8<\/span>.NET<\/span>\u5185\u90e8\u6839\u636e\u8d44\u6e90\u8d1f\u8f7d\u5747\u8861\u81ea\u52a8\u5206\u533a\uff0c\u5206\u533a\u7684\u6548\u679c\u975e\u5e38\u4e0d\u597d\uff0c\u603b\u4f1a\u5f00\u542f\u8fc7\u591a\u7684\u5206\u533a\u5bfc\u81f4<\/span>MailHelper<\/span>\u548c<\/span>SmtpClient<\/span><\/span>\u5b9e\u4f8b\u504f\u591a\uff0c\u5e76\u4e14\u6548\u7387\u4e0d\u9ad8\u3002<\/span><\/span><\/strong>\u73b0\u5728\u901a\u8fc7<\/span><\/span><\/p>\n
                 <\/p>\n
                \u5b9e\u9a8c\u56db\uff1a\u6279\u91cf\u90ae\u4ef6\u540c\u6b65\u548c\u5f02\u6b65\u53d1\u9001<\/span><\/span>\uff08\u5e73\u884c\u7c7b\u5e93<\/span>Parallel<\/span>\uff08\u624b\u52a8\u5206\u533a\uff09\uff0c\u6bcf\u4e2a\u5206\u533a\u4e00\u4e2a<\/span>MailHelper<\/span>\u3001<\/span>SmtpClient<\/span><\/span>\u5b9e\u4f8b\uff09<\/span><\/span><\/span><\/p>\n
                \u89c2\u5bdf\uff1a<\/span><\/span>Parallel.Foreach<\/span>\u7684\u624b\u52a8\u5206\u533a<\/span> + <\/span>\u6bcf\u4e2a\u5206\u533a\u4e00\u4e2a<\/span>MailHelper <\/span>\u548c<\/span>SmtpClient<\/span>\u5b9e\u4f8b\u6765\u63d0\u9ad8\u6574\u4f53\u6548\u7387\u3002\u6211\u4eec\u81ea\u5df1\u6839\u636e\u4e1a\u52a1\u573a\u666f\u548c<\/span>Environment.ProcessorCount<\/span>\u5185\u6838\u6570\u6765\u51b3\u5b9a\u5206\u533a\u6570\uff0c\u8fd9\u6837\u53ef\u4ee5\u6839\u636e\u9700\u8981\u521b\u5efa<\/span>MailHelper<\/span>\u548c<\/span>SmtpClient<\/span><\/span>\u5b9e\u4f8b\uff0c\u5e76\u4e14\u6548\u7387\u975e\u5e38\u9ad8\u3002<\/span><\/span><\/strong>\u5728\u901a\u8fc7<\/span><\/span><\/p>\n
                 <\/p>\n
                \u53e6\u5916\uff1a\u91cd\u7528<\/span><\/span>SmtpClient<\/span>\u590d\u9009\u6b3e\u7684\u6d4b\u8bd5\u7ed3\u679c\uff1a\u5982\u679c\u53ea\u662f\u7b80\u5355\u7684\u7eaf\u6587\u672c\u90ae\u4ef6\u53d1\u9001\uff08\u5373\uff0c\u6ca1\u6709\u8017\u65f6\u7684\u9644\u4ef6\u5185\u5bb9\uff09\uff0c\u91cd\u7528<\/strong><\/span>SmtpClient<\/span><\/strong>\u53ef\u63d0\u5347<\/span>50%<\/span><\/strong>\u7684\u6548\u7387\u3002\uff08\u6ce8\u610f\uff1a\u9700\u8981\u4f7f\u7528\u6279\u91cf\u540c\u6b65\u65b9\u5f0f\u53d1\u9001\u8fdb\u884c\u6d4b\u8bd5\u3002\u56e0\u4e3a\u5f02\u6b65\u65b9\u5f0f\u4f1a\u4f7f\u7528\u591a\u4e2a<\/span>SmtpClient<\/span><\/strong><\/span>\u8fdb\u884c\u5e76\u884c\u53d1\u9001\u6240\u4ee5\u6d4b\u8bd5\u4e0d\u51fa\u6548\u7387\u63d0\u5347\uff09<\/span><\/span><\/strong><\/span><\/p>\n
                \u6765\u4e2a\u6574\u4e2a\u793a\u4f8b\u622a\u56fe\uff1a<\/p>\n
                \n
                \u672c\u90ae\u4ef6\u53d1\u9001\u529f\u80fd\u5206\u4eab\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u4f60\u770b\u540e\u89c9\u5f97\u5bf9\u4f60\u6709\u5e2e\u52a9\u7684\uff0c\u8fd8\u8bf7\u591a\u5e2e\u63a8\u8350\u2026\u2026\u63a8\u8350\u2026\u2026\u5982\u679c\u5185\u5bb9\u6709\u8bef\u7684\uff0c\u8fd8\u8bf7\u5e2e\u5fd9\u6307\u51fa\uff0c\u8c22\u8c22\uff01<\/p>\n
                \u539f\u6587\u94fe\u63a5\uff1ahttp:\/\/www.cnblogs.com\/heyuquan\/p\/net-batch-mail-send-async.html<\/p>\n
                \u3010\u7f16\u8f91\u63a8\u8350\u3011<\/p>\n
                 <\/p>\n
                  \n
                1. \u60f3\u8ffd\u8d76.Net\u7684\u811a\u6b65\uff1fJava\u9762\u524d\u969c\u788d\u91cd\u91cd<\/li>\n
                2. \u6211\u4e5f\u8c08\u8c08.NET\u7a0b\u5e8f\u5458\u5de5\u8d44\u4f4e<\/li>\n
                3. \u5728\u6811\u8393\u6d3eRaspbian\u4e0b\u5b89\u88c5\u652f\u6301Hard Float\u7684.NET\u73af\u5883<\/li>\n
                4. Java \u4e0e .NET \u7684\u5e73\u53f0\u53d1\u5c55\u4e4b\u4e89<\/li>\n
                5. \u57fa\u4e8eMongoDB\u6253\u9020.Net\u7684\u5206\u5e03\u5f0fSession\u5b50\u7cfb\u7edf<\/li>\n<\/ol>\n
                   <\/p>\n
                  \u3010\u8d23\u4efb\u7f16\u8f91\uff1a\u5c0f\u6797 TEL\uff1a\uff08010\uff0968476606\u3011<\/p>\n","protected":false},"excerpt":{"rendered":"
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