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1\u3001 Postfix<\/p>\n
Postfix\u662f\u4e00\u4e2a\u7531 IBM\u8d44\u52a9\u4e0b\u7531Wietse Venema \u8d1f\u8d23\u5f00\u53d1\u7684\u81ea\u7531\u8f6f\u4ef6\u5de5\u7a0b\u7684\u4e00\u4e2a\u4ea7\u7269\uff0c\u5176\u76ee\u7684\u662f\u4e3a\u7528\u6237\u63d0\u4f9b\u9664sendmail\u4e4b\u5916\u7684\u90ae\u4ef6\u670d\u52a1\u5668\u9009\u62e9 \u3002Postfix\u529b\u56fe\u505a\u5230\u5feb\u901f\u3001\u6613\u4e8e\u7ba1\u7406\u3001\u63d0\u4f9b\u5c3d\u53ef\u80fd\u7684\u5b89\u5168\u6027\uff0c\u540c\u65f6\u5c3d\u91cf\u505a\u5230\u548csendmail\u90ae\u4ef6\u670d\u52a1\u5668\u4fdd\u6301\u517c\u5bb9\u6027\u4ee5\u6ee1\u8db3\u7528\u6237\u7684\u4f7f\u7528\u4e60\u60ef\u3002<\/p>\n
\u6027\u80fd\uff1a Postfix\u8981\u6bd4\u540c\u7c7b\u7684\u670d\u52a1\u5668\u4ea7\u54c1\u901f\u5ea6\u5feb\u4e09\u500d\u4ee5\u4e0a\uff0c\u4e00\u4e2a\u5b89\u88c5 Postfix\u7684\u53f0\u5f0f\u673a\u4e00\u5929\u53ef\u4ee5\u6536\u53d1\u767e\u4e07\u5c01\u4fe1\u4ef6\u3002Postfix\u8bbe\u8ba1\u4e2d\u91c7\u7528\u4e86web\u670d\u52a1\u5668\u8bbe\u8ba1\u6280\u5de7\u4ee5\u51cf\u5c11\u8fdb\u7a0b\u521b\u5efa\u5f00\u9500\uff0c\u5e76\u4e14\u91c7\u7528\u4e86\u5176\u4ed6\u7684\u4e00\u4e9b\u6587\u4ef6\u8bbf\u95ee\u4f18\u5316\u6280\u672f\u4ee5\u63d0\u9ad8\u6548\u7387\uff0c\u4f46\u540c\u65f6\u4fdd\u8bc1\u4e86\u8f6f\u4ef6\u7684\u53ef\u9760\u6027\u3002<\/p>\n
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2\u3001 Qmail<\/p>\n
Qmail\u662f\u7531Dan Bernstein\u5f00\u53d1\u7684\uff0c\u53ef\u4ee5\u81ea\u7531\u4e0b\u8f7d\u7684MTA\uff0c\u5982\u6211\u4eec\u719f\u77e5\u7684Hotmail\u5c31\u662f\u91c7\u7528Qmail\u90ae\u4ef6\u670d\u52a1\u5668\u3002<\/p>\n
\u6027\u80fd\uff1aQmail\u5728\u8bbe\u8ba1\u4e0a\u7279\u522b\u8003\u8651\u4e86\u5b89\u5168\u95ee\u9898\uff0c\u62e5\u6709\u4e00\u4e2a\u5b89\u5168\u7684\u90ae\u4ef6\u7f51\u5173\u3002\u5176\u5728\u914d\u7f6e\u6587\u4ef6\u4e0a\uff0cQmail\u6709\u81ea\u5df1\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u914d\u7f6e\u76ee\u5f55\u4e2d\u5305\u542b\u4e865-30\u4e2a\u4e0d\u540c\u7684\u6587 \u4ef6\uff0c\u5404\u4e2a\u6587\u4ef6\u5b9e\u73b0\u5bf9\u4e0d\u540c\u90e8\u5206\u7684\u914d\u7f6e\uff08\u5982\u865a\u62df\u57df\u6216\u865a\u62df\u4e3b\u673a\u7b49\uff09\u3002<\/p>\n
\u7279\u70b9\uff1aQmail\u81ea\u8eab\u4e0d\u63d0\u4f9bRBL\u7684\u652f\u6301\uff0c\u800c\u9700\u8981add-on\u6765\u5b9e\u73b0\u3002\u5176\u6700\u5927\u7279\u70b9\u662f\u4f18\u5316\u8282\u7701\u65f6\u95f4\uff0c\u8fd9\u662f\u56e0\u4e3aQmail\u76f8\u5bf9\u4e8e\u5176\u4ed6MTA\u8981\u7b80\u5355\u5f88\u591a\uff0c\u4ece\u800c\u5728\u90ae\u4ef6\u8f6c\u53d1\u673a\u5236\u3001\u6295\u9012\u6a21\u5f0f\u53ca\u9650\u5236\u7cfb\u7edf\u8d1f\u8f7d\u90fd\u4e0e\u5176\u4ed6MTA\u4e0d\u540c\u3002Qmail\u4e5f\u5177\u6709\u5176\u4ed6\u65b9\u9762\u7684\u7f3a\u61be\uff0c\u5982\uff0c\u5b83\u4e0d\u662f\u5b8c\u5168\u9075\u4ece\u6807\u51c6\uff0c\u5e76\u4e0d\u652f\u6301DNS\u7b49\u3002<\/p>\n
3\u3001 Sendmail<\/p>\n
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4\u3001 Exim<\/p>\n
Exim\u662f\u57fa\u4e8eGPL\u534f\u8bae\u7684\u5f00\u653e\u6e90\u4ee3\u7801\u8f6f\u4ef6\uff0c\u7531\u82f1\u56fd\u5251\u6865\u5927\u5b66\u7684Philip Hazel\u5f00\u53d1\u3002<\/p>\n
\u6027\u80fd\uff1a\u5728Exim\u4e2d\uff0c\u6709\u4e24\u79cd\u79f0\u4e3aDriver\u7684\u5143\u7d20\uff1aRouter\u548cTransport\u3002\u5176\u5728\u914d\u7f6e\u4e0a\u4e0e\u5176\u4ed6MTA\u4e0d\u540c\uff0c\u5f88\u5927\u7a0b\u5ea6\u4e0a\u6765\u6e90\u4e8eString Expansion\u3002\u901a\u8fc7String Expansion\uff0cExim\u51e0\u4e4e\u6709\u4e86\u65e0\u9650\u7684\u6269\u5c55\u80fd\u529b\uff0c\u5b9e\u73b0\u65e0\u9650\u590d\u6742\u7684\u9700\u8981\u3002<\/p>\n
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