{"id":134,"date":"2017-03-31T08:44:06","date_gmt":"2017-03-31T00:44:06","guid":{"rendered":"http:\/\/www.jsjs.org\/?p=134"},"modified":"2017-03-31T08:44:06","modified_gmt":"2017-03-31T00:44:06","slug":"ip%e5%9c%b0%e5%9d%80%e8%ae%a1%e7%ae%97%e4%b8%8e%e5%ad%90%e7%bd%91%e5%88%92%e5%88%86%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=134","title":{"rendered":"ip\u5730\u5740\u8ba1\u7b97\u4e0e\u5b50\u7f51\u5212\u5206\u8be6\u89e3"},"content":{"rendered":"\n\n\n
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IP\u5730\u5740\u5206\u4e3a\u4e94\u7c7b<\/section>\n
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\u00b7A\u7c7b\u7528\u4e8e\u5927\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc126\u4e2a\uff0c\u4e3b\u673a1677214\u53f0\uff09\u00b7B\u7c7b\u7528\u4e8e\u4e2d\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc16384\u4e2a\uff0c\u4e3b\u673a65534\u53f0\uff09<\/p>\n

\u00b7C\u7c7b\u7528\u4e8e\u5c0f\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc2097152\u4e2a\uff0c\u4e3b\u673a254\u53f0\uff09<\/p>\n

\u00b7D\u7c7b\u7528\u4e8e\u7ec4\u64ad\uff08\u591a\u76ee\u7684\u5730\u5740\u7684\u53d1\u9001\uff09<\/p>\n

\u00b7E\u7c7b\u7528\u4e8e\u5b9e\u9a8c<\/p>\n

\u53e6\u5916\uff0c\u5168\u96f6\uff080.0.0.0.\uff09\u5730\u5740\u6307\u4efb\u610f\u7f51\u7edc\u3002\u51681\u7684IP\u5730\u5740\uff08255.255.255.255\uff09\u662f\u5f53\u524d\u5b50\u7f51\u7684\u5e7f\u64ad\u5730\u5740\u3002<\/p>\n

\u5728\u56e0\u7279\u7f51\u4e2d\uff0c\u6bcf\u53f0\u8ba1\u7b97\u673a\u7684\u6bcf\u4e2a\u8fde\u63a5\u90fd\u6709\u4e00\u4e2a\u7531\u6388\u6743\u5355\u4f4d\u5206\u914d\u7684\u7528\u4e8e\u5f7c\u6b64\u533a\u522b\u7684\u53f7\u7801\uff0c\u5373IP\u5730\u5740\u3002IP\u5730\u5740\u91c7\u7528\u5c42\u6b21\u7ed3\u6784\uff0c\u6309\u7167\u903b\u8f91\u7ed3\u6784\u5212\u5206\u4e3a\u4e24\u4e2a\u90e8\u5206\uff1a\u7f51\u7edc\u53f7\u548c\u4e3b\u673a\u53f7\u3002\u7f51\u7edc\u53f7\u7528\u4e8e\u8bc6\u522b\u4e00\u4e2a\u903b\u8f91\u7f51\u7edc\uff0c\u800c\u4e3b\u673a\u53f7\u7528\u4e8e\u8bc6\u522b\u7f51\u7edc\u4e2d\u7684\u4e00\u53f0\u4e3b\u673a\u7684\u4e00\u4e2a\u8fde\u63a5\u3002\u56e0\u6b64\uff0cIP\u5730\u5740\u7684\u7f16\u5740\u65b9\u5f0f\u643a\u5e26\u4e86\u660e\u663e\u7684\u4f4d\u7f6e\u6d88\u606f\u3002<\/p>\n

\u4e00\u4e2a\u5b8c\u6574\u7684IP\u5730\u5740\u75314\u4e2a\u5b57\u8282\uff0c\u537332\u4f4d\u6570\u5b57\u7ec4\u6210\uff0c\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u7406\u89e3\u548c\u8bb0\u5fc6\uff0c\u91c7\u7528\u70b9\u5206\u5341\u8fdb\u5236\u6807\u8bb0\u6cd5\uff0c\u4e2d\u95f4\u4f7f\u7528\u7b26\u53f7\u201c.\u201d\u9694\u5f00\u4e0d\u540c\u7684\u5b57\u8282\u3002<\/p>\n

\u4f8b\u5982\uff1a\u91c7\u752832\u4f4d\u5f62\u5f0f\u7684IP\u5730\u5740\u5982\u4e0b<\/p>\n

00001010 00000000 00000000 00000001<\/p>\n

\u91c7\u7528\u5341\u8fdb\u5236\u6570\u7684\u5f62\u5f0f\u5982\u4e0b<\/p>\n

10.0.0.1<\/p>\n<\/section>\n<\/section>\n<\/blockquote>\n

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\u5404\u7c7bip\u5730\u5740\u5212\u5206<\/section>\n
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A\u7c7b\u5730\u5740<\/strong><\/h4>\n

\uff081\uff09\u00a0\u00a0\u00a0 A\u7c7bIP\u5730\u5740\u3002\u75311\u4e2a\u5b57\u8282\u7684\u7f51\u7edc\u5730\u5740\u548c3\u4e2a\u5b57\u8282\u7684\u4e3b\u673a\u5730\u5740\uff0c\u7f51\u7edc\u5730\u5740\u7684\u6700\u9ad8\u4f4d\u5fc5\u987b\u662f\u201c0\u201d\u3002<\/p>\n

\u5982\uff1a0XXXXXXX.XXXXXXXX.XXXXXXXX.XXXXXXXX\uff08X\u4ee3\u88680\u62161\uff09<\/p>\n

\uff082\uff09A\u7c7bIP\u5730\u5740\u8303\u56f4\uff1a1.0.0.1—126.255.255.254<\/p>\n

\uff083\uff09A\u7c7bIP\u5730\u5740\u4e2d\u7684\u79c1\u6709\u5730\u5740\u548c\u4fdd\u7559\u5730\u5740\uff1a<\/p>\n

\u2460 10.X.X.X\u662f\u79c1\u6709\u5730\u5740\uff08\u6240\u8c13\u7684\u79c1\u6709\u5730\u5740\u5c31\u662f\u5728\u4e92\u8054\u7f51\u4e0a\u4e0d\u4f7f\u7528\uff0c\u800c\u88ab\u7528\u5728\u5c40\u57df\u7f51\u7edc\u4e2d\u7684\u5730\u5740\uff09\u3002<\/p>\n

\u8303\u56f4\uff0810.0.0.1—10.255.255.254\uff09<\/p>\n

\u2461 127.X.X.X\u662f\u4fdd\u7559\u5730\u5740\uff0c\u7528\u505a\u5faa\u73af\u6d4b\u8bd5\u7528\u7684\u3002<\/p>\n

B\u7c7b\u5730\u5740<\/strong><\/h4>\n

\uff081\uff09\u00a0\u00a0\u00a0 B\u7c7bIP\u5730\u5740\u3002\u75312\u4e2a\u5b57\u8282\u7684\u7f51\u7edc\u5730\u5740\u548c2\u4e2a\u5b57\u8282\u7684\u4e3b\u673a\u5730\u5740\uff0c\u7f51\u7edc\u5730\u5740\u7684\u6700\u9ad8\u4f4d\u5fc5\u987b\u662f\u201c10\u201d\u3002<\/p>\n

\u5982\uff1a10XXXXXX.XXXXXXXX.XXXXXXXX.XXXXXXXX\uff08X\u4ee3\u88680\u62161\uff09<\/p>\n

\uff082\uff09 B\u7c7bIP\u5730\u5740\u8303\u56f4\uff1a128.0.0.1—191.255.255.254\u3002<\/p>\n

\uff083\uff09 B\u7c7bIP\u5730\u5740\u7684\u79c1\u6709\u5730\u5740\u548c\u4fdd\u7559\u5730\u5740<\/p>\n

\u2460 172.16.0.0—172.31.255.254\u662f\u79c1\u6709\u5730\u5740<\/p>\n

\u2461 169.254.X.X\u662f\u4fdd\u7559\u5730\u5740\u3002\u5982\u679c\u4f60\u7684IP\u5730\u5740\u662f\u81ea\u52a8\u83b7\u53d6IP\u5730\u5740\uff0c\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u800c\u4f60\u5728\u7f51\u7edc\u4e0a\u53c8\u6ca1\u6709\u627e\u5230\u53ef\u7528\u7684DHCP\u670d\u52a1\u5668\u3002\u5c31\u4f1a\u5f97\u5230\u5176\u4e2d\u4e00\u00a0 \u4e2aIP\u3002<\/p>\n

191.255.255.255\u662f\u5e7f\u64ad\u5730\u5740\uff0c\u4e0d\u80fd\u5206\u914d\u3002<\/p>\n

C\u7c7b\u5730\u5740<\/strong><\/h4>\n

\uff081\uff09\u00a0\u00a0\u00a0 C\u7c7bIP\u5730\u5740\u3002\u75313\u4e2a\u5b57\u8282\u7684\u7f51\u7edc\u5730\u5740\u548c1\u4e2a\u5b57\u8282\u7684\u4e3b\u673a\u5730\u5740\uff0c\u7f51\u7edc\u5730\u5740\u7684\u6700\u9ad8\u4f4d\u5fc5\u987b\u662f\u201c110\u201d\u3002<\/p>\n

\u5982\uff1a110XXXXX.XXXXXXXX.XXXXXXXX.XXXXXXXX\uff08X\u4ee3\u88680\u62161\uff09<\/p>\n

\uff082\uff09C\u7c7bIP\u5730\u5740\u8303\u56f4\uff1a192.0.0.1—223.255.255.254\u3002<\/p>\n

\uff083\uff09C\u7c7b\u5730\u5740\u4e2d\u7684\u79c1\u6709\u5730\u5740\uff1a<\/p>\n

192.168.X.X\u662f\u79c1\u6709\u5730\u5740\u3002\uff08192.168.0.1—192.168.255.255)<\/p>\n

D\u7c7b\u5730\u5740<\/strong><\/h4>\n

\uff081\uff09 D\u7c7b\u5730\u5740\u4e0d\u5206\u7f51\u7edc\u5730\u5740\u548c\u4e3b\u673a\u5730\u5740\uff0c\u5b83\u7684\u7b2c1\u4e2a\u5b57\u8282\u7684\u524d\u56db\u4f4d\u56fa\u5b9a\u4e3a1110\u3002<\/p>\n

\u5982\uff1a1110XXXX.XXXXXXXX.XXXXXXXX.XXXXXXXX\uff08X\u4ee3\u88680\u62161\uff09<\/p>\n

\uff082\uff09 D\u7c7b\u5730\u5740\u8303\u56f4\uff1a224.0.0.1—239.255.255.254<\/p>\n

E\u7c7b\u5730\u5740<\/strong><\/h4>\n

\uff081\uff09 E\u7c7b\u5730\u5740\u4e0d\u5206\u7f51\u7edc\u5730\u5740\u548c\u4e3b\u673a\u5730\u5740\uff0c\u5b83\u7684\u7b2c1\u4e2a\u5b57\u8282\u7684\u524d\u56db\u4f4d\u56fa\u5b9a\u4e3a\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a01111\u3002<\/p>\n

\u5982\uff1a1111XXXX.XXXXXXXX.XXXXXXXX.XXXXXXXX\uff08X\u4ee3\u88680\u62161\uff09<\/p>\n

\uff082\uff09 E\u7c7b\u5730\u5740\u8303\u56f4\uff1a240.0.0.1—255.255.255.254<\/p>\n<\/section>\n<\/section>\n<\/blockquote>\n

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\u7b80\u5728\u56e0\u7279\u7f51\u4e2dA\u7c7b\uff0cB\u7c7b\u548cC\u7c7bIP\u5730\u5740\u7ecf\u5e38\u88ab\u4f7f\u7528\uff0c\u7ecf\u8fc7\u7f51\u7edc\u53f7\u548c\u4e3b\u673a\u53f7\u7684\u5c42\u6b21\u5212\u5206\uff0c\u5b83\u4eec\u80fd\u9002\u5e94\u4e0d\u540c\u7684\u7f51\u7edc\u89c4\u6a21\u3002\u968f\u7740\u8ba1\u7b97\u673a\u548c\u7f51\u7edc\u6280\u672f\u7684\u53d1\u5c55\uff0c\u5c0f\u578b\u7f51\u7edc\u8d8a\u6765\u8d8a\u591a\uff0c\u5b83\u4eec\u4f7f\u7528C\u7c7b\u7f51\u7edc\u53f7\u662f\u4e00\u79cd\u6d6a\u8d39\u3002\u56e0\u6b64\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5bf9IP\u5730\u5740\u8fdb\u884c\u518d\u6b21\u5212\u5206\uff0c\u4f7f\u5176\u7b2c\u4e09\u4e2a\u5b57\u8282\u4ee3\u8868\u7f51\u53f7\uff0c\u5176\u4f59\u90e8\u5206\u4e3a\u4e3b\u673a\u53f7\u3002\u518d\u6b21\u5212\u5206\u540e\u7684IP\u5730\u5740\u7684\u7f51\u7edc\u53f7\u90e8\u5206\u548c\u4e3b\u673a\u53f7\u90e8\u5206\u7528\u5b50\u7f51\u63a9\u7801\uff08\u4e5f\u79f0\u5b50\u7f51\u5c4f\u853d\u7801\uff09\u6765\u533a\u5206\u3002<\/h4>\n

\u5b50\u7f51\u63a9\u7801\u540c\u6837\u4e5f\u4ee54\u4e2a\u5b57\u8282\u6765\u8868\u793a\uff0c\u662f32\u4f4d\u4e8c\u8fdb\u5236\u6570\u503c\uff0c\u5bf9\u5e94\u4e8eIP\u5730\u5740\u768432\u4f4d\u4e8c\u8fdb\u5236\u6570\u503c\u3002\u5bf9\u4e8eIP\u5730\u5740\u768432\u4f4d\u4e8c\u8fdb\u5236\u6570\u503c\u3002\u5bf9\u4e8eIP\u5730\u5740\u4e2d\u7684\u7f51\u7edc\u53f7\u90fd\u5206\u5728\u5b50\u7f51\u63a9\u7801\u4e2d\u7528\u201c1\u201d\u8868\u793a\uff0c\u5bf9\u4e8eIP\u5730\u5740\u4e2d\u7684\u4e3b\u673a\u53f7\u90e8\u5206\u5728\u5b50\u7f51\u63a9\u7801\u4e2d\u7528\u201c0\u201d\u8868\u793a\u3002\u5b50\u7f51\u63a9\u7801\u7684\u4f5c\u7528\u662f\u7528\u6765\u533a\u5206\u7f51\u7edc\u4e0a\u7684\u4e3b\u673a\u662f\u5426\u5728\u540c\u4e00\u7f51\u7edc\u533a\u6bb5\u5185\uff0c\u6216\u8005\u8bf4\uff0c\u5b50\u7f51\u63a9\u7801\u7528\u6765\u533a\u5206IP\u5730\u5740\u7684\u7f51\u7edc\u53f7\u548c\u4e3b\u673a\u53f7\u3002<\/p>\n

\u7f3a\u7701\u72b6\u6001\u4e0b\uff0c\u5982\u679c\u6ca1\u6709\u8fdb\u884c\u5b50\u7f51\u5212\u5206\uff1a<\/p>\n

A\u7c7b\u7f51\u7edc\u7684\u5b50\u7f51\u63a9\u7801\u4e3a255.0.0.0\uff0c<\/p>\n

B\u7c7b\u7f51\u7edc\u7684\u5b50\u7f51\u63a9\u7801\u4e3a255.255.0.0\uff0c<\/p>\n

C\u7c7b\u7f51\u7edc\u7684\u5b50\u7f51\u63a9\u7801\u4e3a255.255.255.0\u3002<\/p>\n

\u6709\u4e86\u5b50\u7f51\u63a9\u7801\u540e\uff0cIP\u5730\u5740\u7684\u6807\u8bc6\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n

\u4f8b\uff1a192.168.1.1 255.255.255.0\u6216\u8005\u6807\u8bc6\u6210192.168.1.1\/24\uff0824\u8868\u793a\u63a9\u7801\u4e2d\u201c1\u201d\u7684\u4e2a\u6570\uff09<\/p>\n

\u600e\u4e48\u8ba1\u7b97\u5b50\u7f51\u80fd\u5bb9\u7eb3\u7684\u7535\u8111\u6570\u5462\uff1f\u600e\u4e48\u770b\u7f51\u7edc\u6807\u8bc6\u5462\uff1f<\/p>\n

 <\/p>\n<\/section>\n<\/section>\n<\/blockquote>\n

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\u76f8\u5173\u8ba1\u7b97<\/section>\n
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\u793a\u4f8b1\u3001\u8ba1\u7b97\u5b50\u7f51\u63a9\u7801\u5bb9\u91cf<\/strong><\/h5>\n

255.255.232.0\u8fd9\u4e2a\u5b50\u7f51\u63a9\u7801\u53ef\u4ee5\u6700\u591a\u5bb9\u7eb3\u591a\u5c11\u53f0\u7535\u8111\uff1f<\/p>\n

\u65b9\u6cd5<\/h6>\n

\u7b2c\u4e00\u6b65\uff1a\u628a\u5b50\u7f51\u63a9\u7801\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236<\/p>\n

11111111.1111111.11101000.00000000<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u6570\u6570\u540e\u9762\u6709\u51e0\u98970\uff0c\u4e00\u5171\u662f\u670911\u9897\uff0c\u90a3\u5c31\u662f2^11\u6b21\u65b9\uff0c\u7b49\u4e8e2048 (\u6ce8\u610f\uff1a\u4e3b\u673a\u53f7\u4e2d\u51680\u662f\u4fdd\u7559\u5730\u5740\uff0c\u51681\u662f\u5e7f\u64ad\u5730\u5740\uff0c\u6240\u4ee5\u5b83\u4eec\u4e0d\u7b97\u53ef\u7528\u4e3b\u53f7\u5730\u5740\u3002\u7f51\u7edc\u53f7\u4e5f\u662f\u4e00\u6837\u7684\u3002\u5b50\u7f51\u53f7\u662f\u53ef\u4ee5\u7528\u51680\u548c\u51681\u7684)\uff0c\u6240\u4ee5\u8fd9\u4e2a\u5b50\u7f51\u63a9\u7801\u6700\u591a\u53ef\u4ee5\u5bb9\u7eb32048-2=2046\u53f0\u7535\u8111\u3002<\/p>\n

\u793a\u4f8b2\u3001\u8ba1\u7b97\u5b50\u7f51\u63a9\u7801<\/strong><\/h5>\n

\u4e00\u4e2a\u6559\u5ba4\u670950\u53f0\u7535\u8111\uff0c\u7ec4\u6210\u4e00\u4e2a\u5bf9\u7b49\u5c40\u57df\u7f51\uff0c\u5b50\u7f51\u63a9\u7801\u8bbe\u591a\u5c11\u6700\u5408\u9002\uff1f<\/p>\n

\u601d\u8def<\/h6>\n

\u9996\u5148\uff0c\u6211\u4eec\u4ece\u6570\u91cf\u4e0a\u770b\u5224\u65ad\u7528ABC\u4e2d\u7684\u54ea\u7c7bIP\uff0c\u4ece50\u53f0\u7535\u8111\u53ef\u77e5\u7528C\u7c7bIP\u6700\u5408\u9002\u4f46\u662fC\u7c7b\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u662f255.255.255.0\uff0c\u53ef\u4ee5\u5bb9\u7eb3254\u53f0\u7535\u8111\uff0c\u663e\u7136\u4e0d\u592a\u5408\u9002\uff0c\u90a3\u5b50\u7f51\u63a9\u7801\u8bbe\u591a\u5c11\u5408\u9002\u5462\uff1f<\/p>\n

<\/h6>\n
<\/h6>\n
\u65b9\u6cd5<\/h6>\n

2n(\u5b50\u7f51\u63a9\u7801\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236\u540e\u7684\u96f6\u7684\u4e2a\u6570) >=50<\/p>\n

\u4ece\u8fd9\u4e2a\u5f0f\u5b50\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\uff1an=6<\/p>\n

\u6240\u4ee5\u6211\u4eec\u5c31\u53ef\u4ee5\u5f97\u51fa\u5b50\u7f51\u63a9\u7801\u7684\u4e8c\u8fdb\u5236\u5f62\u5f0f\uff1a11111111.1111111.11111111.11000000<\/p>\n

\u7136\u540e\u8f6c\u6362\u6210\u5341\u8fdb\u5f62\u5f0f\uff1a255.255.255.192<\/p>\n

\u6240\u4ee5\u6700\u5408\u9002\u7684\u5b50\u7f51\u63a9\u7801\u4e3a\uff1a255.255.255.192<\/p>\n

\u793a\u4f8b3\u3001\u8ba1\u7b97\u5b50\u7f51\u6570<\/strong><\/h5>\n

\u7b2c\u4e00\u6b65\uff1a\u786e\u5b9a\u8be5IP\u662f\u5c5e\u4e8eA\uff0cB\uff0cC\u4e09\u7c7b\u4e2d\u7684\u54ea\u4e00\u7c7b\u3002\u5c31\u53ef\u77e5\u5b83\u4eec\u7684\u7f51\u7edc\u53f7A\u7c7b\u524d8\u4f4d\uff0cB\u7c7b\u524d16\u4f4d\uff0cC\u7c7b\u524d24\u4f4d\u3002<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u628a\u5b50\u7f51\u63a9\u7801\u5316\u62102\u8fdb\u5236\u770b\u6709\u591a\u5c11\u4e2a1\uff0c\u628a\u8be5\u8fdb\u5236\u4e2d1\u7684\u4e2a\u6570\u51cf\u53bb\u7b2c\u4e00\u6b65\u6240\u5f97\u51fa\u7684\u4f4d\u6570\uff0c\u5373\u4e3a\u5b50\u7f51\u4f4d\u6570\u3002<\/p>\n

\u7b2c\u4e09\u6b65\uff1a\u5982\u679c\u5b50\u7f51\u4f4d\u6570\u4e3an\uff0c\u5219\u4ece\u7406\u8bba\u662f\u8bb2\u53ef\u4ee5\u5212\u5206\u51fa2n<\/sup>\u4e2a\u5b50\u7f51\u3002<\/p>\n

<\/h5>\n
\u793a\u4f8b4\u3001\u8ba1\u7b97\u7f51\u6bb5\u6807\u8bc6\u4e0e\u4e3b\u673a\u6807\u8bc6<\/strong><\/h5>\n
\u95ee\u9898<\/h6>\n

\u8981\u600e\u4e48\u5224\u65ad\u4e24\u4e2aIP\u5730\u5740\u662f\u540c\u4e00\u7f51\u6bb5\u7684\u5462\uff1f<\/p>\n

\u5206\u6790<\/h6>\n

\u8981\u60f3\u5728\u540c\u4e00\u7f51\u6bb5\uff0c\u5fc5\u9700\u505a\u5230\u7f51\u7edc\u6807\u8bc6\u76f8\u540c\uff0c\u90a3\u7f51\u7edc\u6807\u8bc6\u600e\u4e48\u7b97\u5462\uff1f<\/p>\n

\u5404\u7c7bIP\u7684\u7f51\u7edc\u6807\u8bc6\u53d6\u6cd5\u90fd\u662f\u4e0d\u4e00\u6837\u7684\u3002<\/p>\n

A\u7c7b\u7684\uff0c\u53ea\u53d6\u7b2c\u4e00\u6bb5\u3002B\u7c7b\uff0c\u53ea\u53d6\u7b2c\u4e00\u3001\u4e8c\u6bb5\u3002C\u7c7b\uff0c\u53ea\u53d6\u7b2c\u4e00\u3001\u4e8c\u3001\u4e09\u6bb5\u3002<\/p>\n

\u65b9\u6cd5<\/h6>\n

\u53ea\u8981\u628aIP\u548c\u5b50\u7f51\u63a9\u7801\u7684\u6bcf\u4f4d\u6570AND\uff08\u4e0e\uff09\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n

AND\u65b9\u6cd5\uff1a0\u548c1=00\u548c0=01\u548c1=1<\/p>\n

<\/h6>\n
<\/h6>\n
\u4f8b\u9898<\/h6>\n

\u5224\u65adIP\uff1a12.196.132.54\u4e0e56.196.56.165\u662f\u5426\u5728\u540c\u4e00\u7f51\u6bb5\u3002\uff08\u9ed8\u8ba4\u5b50\u7f51\u63a9\u7801\uff09<\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u8fd9\u4e9b\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236<\/p>\n

IP1\uff1a12.196.132.54\u00a0\u00a0 00001100.11000100.10000100.00110110<\/p>\n

IP2\uff1a56.196.56.165\u00a0\u00a0 00111000.11000100.00111000.10100101<\/p>\n

\u5b50\u7f51\u63a9\u7801\uff1a255.0.0.0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a011111111.00000000.00000000.00000000<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u628aIP\u4e0e\u5b50\u7f51\u63a9\u7801\u8fdb\u884cAND\u8fd0\u7b97<\/p>\n

IP1\u00a0AND \u5b50\u7f51\u63a9\u7801=00001100. 00000000.00000000.00000000<\/p>\n

IP2\u00a0AND \u5b50\u7f51\u63a9\u7801=00111000. 00000000.00000000.00000000<\/p>\n

\u7b2c\u4e09\u6b65\uff1a\u628a\u5f97\u5230\u7684\u7ed3\u679c\u8f6c\u6362\u6210\u5341\u8fdb\u5236<\/p>\n

IP1\u7684\u7f51\u7edc\u6807\u8bc6\uff1a12.0.0.0<\/p>\n

IP2\u7684\u7f51\u7edc\u6807\u8bc6\uff1a56.0.0.0<\/p>\n

\u6240\u4ee5\u53ef\u77e5\u5b83\u4eec\u4e0d\u662f\u540c\u4e00\u7f51\u6bb5\u7684\u3002<\/p>\n

 <\/p>\n

\u8ba1\u7b97\u4e3b\u673a\u6807\u8bc6<\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u628a\u5b50\u7f51\u63a9\u7801\u53d6\u53cd<\/p>\n

\u53d6\u53cd\u540e\u7684\u5b50\u7f51\u63a9\u7801\uff1a00000000.11111111.11111111.11111111<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u628a\u5b83\u4e0eIP\u8fdb\u884cAND\u8fd0\u7b97<\/p>\n

IP1\u00a0AND \u5b50\u7f51\u63a9\u7801=00000000. 11000100.10000100.00110110<\/p>\n

IP2\u00a0AND \u5b50\u7f51\u63a9\u7801=00000000. 11000100.00111000.10100101<\/p>\n

\u7b2c\u4e09\u6b65\uff1a\u628a\u5f97\u5230\u7684\u7ed3\u679c\u8f6c\u6362\u6210\u5341\u8fdb\u5236<\/p>\n

IP1\u7684\u4e3b\u673a\u6807\u8bc6\uff1a0.196.132.54<\/p>\n

IP2\u7684\u4e3b\u673a\u6807\u8bc6\uff1a0.196.56.165<\/p>\n<\/section>\n<\/section>\n<\/blockquote>\n

\n
\n
\n
\u5212\u5206\u5b50\u7f51<\/section>\n
<\/section>\n
<\/section>\n<\/section>\n
\u793a\u4f8b\uff1aIP\uff1a192.160.12.50\uff08\u8fd9\u53ef\u4ee5\u662f\u7f51\u7edc\u53f7\uff09\u5b50\u7f51\u63a9\u7801\uff1a255.255.255.192<\/strong> <\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u628aIP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236<\/p>\n

IP\u5730\u5740\uff1a11000000.10100000.00001100.00110010<\/p>\n

\u5b50\u7f51\u63a9\u7801\uff1a11111111.11111111.11111111.11000000<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u628aIP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u8fdb\u884cAND\u8fd0\u7b97<\/p>\n

\u56e0\u4e3a\u63a9\u7801\u662f255.255.255.192 \uff0c\u56e0\u6b64\u5b83\u4eec\u4e4b\u95f4\u7684\u7f51\u6bb5\u95f4\u9694\u662f256-192=64<\/p>\n

\u5e7f\u64ad\u5730\u5740\uff1a\u4e0b\u4e2a\u5b50\u7f51-1\uff0c\u6240\u4ee52\u4e2a\u5b50\u7f51\u7684\u5e7f\u64ad\u5730\u5740\u5206\u522b\u662f192.160.2.127\u548c192.160.2.191<\/p>\n

\u7b2c\u4e00\u4e2a\u5b50\u7f51\u53f7\uff1a11000000.10100000.00001100.00000000\uff08192.160.12.0\uff09<\/p>\n

\u7b2c\u4e8c\u4e2a\u5b50\u7f51\u53f7\uff1a11000000.10100000.00001100.01000000\uff08192.160.12.64\uff09<\/p>\n

\u7b2c\u4e00\u4e2a\u5e7f\u64ad\u5730\u5740\uff1a11000000.10100000.00001100.10111110 \uff08192.160.2.127\uff09<\/p>\n

\u7b2c\u4e09\u4e2a\u5b50\u7f51\u53f7\uff1a11000000.10100000.00001100.10000000\uff08192.160.12.128\uff09<\/p>\n

\u7b2c\u4e8c\u4e2a\u5e7f\u64ad\u5730\u5740\uff1a11000000.10100000.00001100.10111111 \uff08192.160.2.191\uff09<\/p>\n

\u7b2c\u56db\u4e2a\u5b50\u7f51\u53f7\uff1a11000000.10100000.00001100.11000000\uff08192.160.12.192\uff09<\/p>\n

\u8fd9\u4e2a\u7f51\u6bb5\u53ef\u4ee5\u5212\u5206\u51fa4\u4e2a\u5b50\u7f51\uff0c\u4f46\u53ea\u67092\u4e2a\u53ef\u7528\u5b50\u7f51\uff0822<\/sup>-2\uff09\uff1a192.160.12.64\u548c192.160.12.128<\/p>\n<\/section>\n<\/section>\n<\/blockquote>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

\u6700\u8fd1\u51e0\u5929\u6709\u5f88\u591a\u7684\u670b\u53cb\u53cd\u6620\u5bf9ip\u7f51\u7edc\u77e5\u8bc6\u8fd9\u5757\u4e86\u89e3\u7684\u4e0d\u591a\uff0c\u5c24\u5176\u662fip\u5730\u5740\u8fd9\u5757\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u53d1\u4e00\u671f\u5173\u4e8eip\u5730\u5740\u7684\u6587\u7ae0\uff0c\u4eca\u5929\u6211\u4eec\u5c31\u6765\u4e00\u8d77\u6765\u4e86\u89e3ip\u5730\u5740\u7684\u8ba1\u7b97\u4e0e\u5b50\u7f51\u7684\u5212\u5206\u7684\u77e5\u8bc6\uff0c\u5e0c\u671b\u901a\u8fc7\u8fd9\u7bc7\u6587\u7ae0\u5927\u5bb6\u5bf9ip\u5730\u5740\u76f8\u5173\u77e5\u8bc6\u6709\u4e00\u4e2a\u6df1\u5165\u7684\u4e86\u89e3\u3002 IP\u5730\u5740\u5206\u4e3a\u4e94\u7c7b \u00b7A\u7c7b\u7528\u4e8e\u5927\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc126\u4e2a\uff0c\u4e3b\u673a1677214\u53f0\uff09\u00b7B\u7c7b\u7528\u4e8e\u4e2d\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc16384\u4e2a\uff0c\u4e3b\u673a65534\u53f0\uff09 \u00b7C\u7c7b\u7528\u4e8e\u5c0f\u578b\u7f51\u7edc\uff08\u80fd\u5bb9\u7eb3\u7f51\u7edc2097152\u4e2a\uff0c\u4e3b\u673a254\u53f0\uff09 \u00b7D\u7c7b\u7528\u4e8e\u7ec4\u64ad\uff08\u591a\u76ee\u7684\u5730\u5740\u7684\u53d1\u9001\uff09 \u00b7E\u7c7b\u7528\u4e8e\u5b9e\u9a8c \u53e6\u5916\uff0c\u5168\u96f6\uff080.0.0.0.\uff09\u5730\u5740\u6307\u4efb\u610f\u7f51\u7edc\u3002\u51681\u7684IP\u5730\u5740\uff08255.255.255.255\uff09\u662f\u5f53\u524d\u5b50\u7f51\u7684\u5e7f\u64ad\u5730\u5740\u3002 \u5728\u56e0\u7279\u7f51\u4e2d\uff0c\u6bcf\u53f0\u8ba1\u7b97\u673a\u7684\u6bcf\u4e2a\u8fde\u63a5\u90fd\u6709\u4e00\u4e2a\u7531\u6388\u6743\u5355\u4f4d\u5206\u914d\u7684\u7528\u4e8e\u5f7c\u6b64\u533a\u522b\u7684\u53f7\u7801\uff0c\u5373IP\u5730\u5740\u3002IP\u5730\u5740\u91c7\u7528\u5c42\u6b21\u7ed3\u6784\uff0c\u6309\u7167\u903b\u8f91\u7ed3\u6784\u5212\u5206\u4e3a\u4e24\u4e2a\u90e8\u5206\uff1a\u7f51\u7edc\u53f7\u548c\u4e3b\u673a\u53f7\u3002\u7f51\u7edc\u53f7\u7528\u4e8e\u8bc6\u522b\u4e00\u4e2a\u903b\u8f91\u7f51\u7edc\uff0c\u800c\u4e3b\u673a\u53f7\u7528\u4e8e\u8bc6\u522b\u7f51\u7edc\u4e2d\u7684\u4e00\u53f0\u4e3b\u673a\u7684\u4e00\u4e2a\u8fde\u63a5\u3002\u56e0\u6b64\uff0cIP\u5730\u5740\u7684\u7f16\u5740\u65b9\u5f0f\u643a\u5e26\u4e86\u660e\u663e\u7684\u4f4d\u7f6e\u6d88\u606f\u3002 \u4e00\u4e2a\u5b8c\u6574\u7684IP\u5730\u5740\u75314\u4e2a\u5b57\u8282\uff0c\u537332\u4f4d\u6570\u5b57\u7ec4\u6210\uff0c\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u7406\u89e3\u548c\u8bb0\u5fc6\uff0c\u91c7\u7528\u70b9\u5206\u5341\u8fdb\u5236\u6807\u8bb0\u6cd5\uff0c\u4e2d\u95f4\u4f7f\u7528\u7b26\u53f7\u201c.\u201d\u9694\u5f00\u4e0d\u540c\u7684\u5b57\u8282\u3002 \u4f8b\u5982\uff1a\u91c7\u752832\u4f4d\u5f62\u5f0f\u7684IP\u5730\u5740\u5982\u4e0b 00001010 00000000 00000000 00000001 \u91c7\u7528\u5341\u8fdb\u5236\u6570\u7684\u5f62\u5f0f\u5982\u4e0b 10.0.0.1 \u5404\u7c7bip\u5730\u5740\u5212\u5206 A\u7c7b\u5730\u5740 \uff081\uff09\u00a0\u00a0\u00a0 A\u7c7bIP\u5730\u5740\u3002\u75311\u4e2a\u5b57\u8282\u7684\u7f51\u7edc\u5730\u5740\u548c3\u4e2a\u5b57\u8282\u7684\u4e3b\u673a\u5730\u5740\uff0c\u7f51\u7edc\u5730\u5740\u7684\u6700\u9ad8\u4f4d\u5fc5\u987b\u662f\u201c0\u201d\u3002 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