{"id":2017,"date":"2026-04-18T22:59:11","date_gmt":"2026-04-18T14:59:11","guid":{"rendered":"http:\/\/www.preluna.xyz\/?p=2017"},"modified":"2026-04-18T23:07:53","modified_gmt":"2026-04-18T15:07:53","slug":"ipv4-%e9%a2%98%e7%9b%ae%e4%b8%ad%e6%b1%82%e5%9c%b0%e5%9d%80%e5%9d%97%e5%92%8c%e6%b1%82%e5%85%b7%e4%bd%93%e5%9c%b0%e5%9d%80%e7%9a%84%e5%8c%ba%e5%88%ab%e6%80%bb","status":"publish","type":"post","link":"http:\/\/www.preluna.xyz\/index.php\/2026\/04\/18\/ipv4-%e9%a2%98%e7%9b%ae%e4%b8%ad%e6%b1%82%e5%9c%b0%e5%9d%80%e5%9d%97%e5%92%8c%e6%b1%82%e5%85%b7%e4%bd%93%e5%9c%b0%e5%9d%80%e7%9a%84%e5%8c%ba%e5%88%ab%e6%80%bb\/preluna\/text\/","title":{"rendered":"IPv4 \u9898\u76ee\u4e2d\u201c\u6c42\u5730\u5740\u5757\u201d\u548c\u201c\u6c42\u5177\u4f53\u5730\u5740\u201d\u7684\u533a\u522b\u603b\u7ed3"},"content":{"rendered":"\n<p>\u524d\u9762\u90a3\u4e24\u4e2a\u4f8b\u5b50\u770b\u8d77\u6765\u90fd\u5728\u5904\u7406 IP 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\u8fd9\u4e9b\u5730\u5740\uff0c\u901a\u5e38\u4e0d\u662f\u5728\u8868\u793a\u6574\u4e2a\u5b50\u7f51\uff0c\u800c\u662f\u5728\u8868\u793a\u67d0\u4e2a\u8def\u7531\u5668\u63a5\u53e3\u3001\u67d0\u4e2a\u4e3b\u673a\u7f51\u5361\u7684<strong>\u5177\u4f53 IP \u5730\u5740<\/strong>\u3002\u5b83\u4eec\u662f\u201c\u70b9\u201d\uff0c\u4e0d\u662f\u201c\u5757\u201d\u3002\u6bd4\u5982\u5199\u8def\u7531\u8868\u65f6\uff0c\u76ee\u7684\u7f51\u7edc\u5e94\u8be5\u5199\u6210 <code>202.99.98.48\/28<\/code> \u8fd9\u6837\u7684\u7f51\u7edc\u5730\u5740\uff0c\u800c\u4e0b\u4e00\u8df3\u5374\u8981\u5199\u6210 <code>202.99.98.33<\/code> \u8fd9\u79cd\u5355\u4e2a\u63a5\u53e3\u5730\u5740\u3002\u4e00\u4e2a\u662f\u5728\u8bf4\u201c\u6211\u8981\u53bb\u54ea\u4e2a\u7f51\u6bb5\u201d\uff0c\u53e6\u4e00\u4e2a\u662f\u5728\u8bf4\u201c\u6211\u8981\u5148\u4ea4\u7ed9\u8c01\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u8fd9\u4e24\u7c7b\u9898\u6700\u5bb9\u6613\u6df7<\/h2>\n\n\n\n<p>\u6700\u6838\u5fc3\u7684\u539f\u56e0\u5728\u4e8e\uff1a<strong>\u7f51\u7edc\u5730\u5740\u548c\u4e3b\u673a\u5730\u5740\u90fd\u5199\u6210\u70b9\u5206\u5341\u8fdb\u5236\uff0c\u770b\u8d77\u6765\u957f\u5f97\u592a\u50cf\u4e86<\/strong>\u3002\u6bd4\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>202.99.98.48<\/code> \u53ef\u80fd\u662f\u4e00\u4e2a\u7f51\u7edc\u5730\u5740<\/li>\n\n\n\n<li><code>202.99.98.49<\/code> \u53ef\u80fd\u662f\u4e00\u4e2a\u8def\u7531\u5668\u63a5\u53e3\u5730\u5740<\/li>\n\n\n\n<li><code>202.99.98.50<\/code> \u4e5f\u53ef\u80fd\u662f\u53e6\u4e00\u4e2a\u63a5\u53e3\u5730\u5740<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u51e0\u4e32\u6570\u53ea\u5dee 1\uff0c\u770b\u4e0a\u53bb\u975e\u5e38\u50cf\uff0c\u4f46\u8bed\u4e49\u5b8c\u5168\u4e0d\u540c\u3002\u524d\u8005\u4ee3\u8868\u4e00\u4e2a\u5b50\u7f51\uff0c\u540e\u4e24\u8005\u4ee3\u8868\u8fd9\u4e2a\u5b50\u7f51\u4e2d\u7684\u5177\u4f53\u8bbe\u5907\u3002\u505a\u9898\u65f6\u5982\u679c\u6ca1\u6709\u5148\u5206\u6e05\u201c\u9898\u76ee\u662f\u5728\u95ee\u5757\u8fd8\u662f\u95ee\u70b9\u201d\uff0c\u5c31\u5f88\u5bb9\u6613\u628a\u5b83\u4eec\u6df7\u7740\u7528\u3002<\/p>\n\n\n\n<p>\u53e6\u4e00\u4e2a\u539f\u56e0\u662f\uff0c\u5f88\u591a\u9898\u76ee\u5728\u540c\u4e00\u9898\u4e2d\u4f1a\u540c\u65f6\u51fa\u73b0\u8fd9\u4e24\u79cd\u5bf9\u8c61\u3002\u6bd4\u5982\u7efc\u5408\u8def\u7531\u9898\u91cc\uff0c\u5148\u8981\u6839\u636e\u82e5\u5e72\u4e3b\u673a\u548c\u63a5\u53e3\u5730\u5740\u5224\u65ad\u5404\u4e2a\u5b50\u7f51\u7684\u7f51\u7edc\u5730\u5740\uff0c\u8fd9\u4e00\u6b65\u662f\u5728\u6c42\u201c\u5757\u201d\uff1b\u63a5\u7740\u5199\u8def\u7531\u8868\u65f6\uff0c\u53c8\u8981\u586b\u5199\u4e0b\u4e00\u8df3\u5730\u5740\uff0c\u8fd9\u4e00\u6b65\u662f\u5728\u6c42\u201c\u70b9\u201d\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u9898\u76ee\u4f1a\u8fde\u7eed\u5728\u201c\u5757\u201d\u548c\u201c\u70b9\u201d\u4e4b\u95f4\u5207\u6362\u3002\u5982\u679c\u8111\u5b50\u91cc\u6ca1\u6709\u4e00\u4e2a\u5f88\u7a33\u5b9a\u7684\u5206\u7c7b\u6846\u67b6\uff0c\u5c31\u7279\u522b\u5bb9\u6613\u5728\u4e2d\u9014\u628a\u201c\u76ee\u7684\u7f51\u7edc\u201d\u548c\u201c\u4e0b\u4e00\u8df3\u5730\u5740\u201d\u5199\u6df7\u3002<\/p>\n\n\n\n<p>\u8fd8\u6709\u4e00\u4e2a\u5f88\u5e38\u89c1\u7684\u8bef\u4f1a\u662f\uff1a\u4e00\u770b\u5230 <code>IP\/\u524d\u7f00\u957f\u5ea6<\/code> \u8fd9\u79cd\u5f62\u5f0f\uff0c\u5c31\u4e0b\u610f\u8bc6\u89c9\u5f97\u5b83\u5df2\u7ecf\u662f\u201c\u4e00\u4e2a\u7f51\u6bb5\u201d\u4e86\u3002\u5176\u5b9e\u4e0d\u4e00\u5b9a\u3002<code>172.16.20.130\/25<\/code> \u66f4\u51c6\u786e\u7684\u7406\u89e3\u662f\uff1a<strong>\u4e00\u4e2a\u5177\u4f53 IP \u5730\u5740\uff0c\u91c7\u7528 <code>\/25<\/code> \u63a9\u7801<\/strong>\u3002\u81f3\u4e8e\u5b83\u6240\u5c5e\u7684\u7f51\u7edc\u5730\u5740\uff0c\u8fd8\u8981\u8fdb\u4e00\u6b65\u8ba1\u7b97\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5e26\u524d\u7f00\u957f\u5ea6\u4e0d\u7b49\u4e8e\u7f51\u7edc\u5730\u5740\u672c\u8eab\uff0c\u5b83\u4e5f\u53ef\u80fd\u53ea\u662f\u4e00\u4e2a\u4e3b\u673a\u5730\u5740\u52a0\u4e0a\u7f51\u7edc\u4fe1\u606f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fd9\u4e24\u7c7b\u9898\u5e94\u8be5\u600e\u4e48\u533a\u5206<\/h2>\n\n\n\n<p>\u5224\u65ad\u65f6\u4e0d\u8981\u53ea\u76ef\u7740 IP \u5f62\u5f0f\uff0c\u800c\u8981\u5148\u770b\u9898\u76ee\u5230\u5e95\u5728\u95ee\u4ec0\u4e48\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u9898\u76ee\u95ee\u7684\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7f51\u7edc\u5730\u5740<\/li>\n\n\n\n<li>\u5e7f\u64ad\u5730\u5740<\/li>\n\n\n\n<li>\u5b50\u7f51\u8303\u56f4<\/li>\n\n\n\n<li>\u5730\u5740\u5757<\/li>\n\n\n\n<li>\u5b50\u7f51\u5212\u5206<\/li>\n\n\n\n<li>\u67d0\u4e3b\u673a\u5c5e\u4e8e\u54ea\u4e2a\u5b50\u7f51<\/li>\n<\/ul>\n\n\n\n<p>\u90a3\u4e48\u5b83\u672c\u8d28\u4e0a\u662f\u5728\u95ee\u201c\u5757\u201d\u3002\u8fd9\u65f6\u8981\u505a\u7684\u4e8b\u60c5\u662f\uff1a\u6839\u636e\u63a9\u7801\u786e\u5b9a\u5757\u5927\u5c0f\uff0c\u5224\u65ad\u8fd9\u4e2a\u5730\u5740\u843d\u5728\u54ea\u4e00\u4e2a\u533a\u95f4\u91cc\uff0c\u7136\u540e\u627e\u51fa\u5bf9\u5e94\u7684\u7f51\u7edc\u5730\u5740\u548c\u5e7f\u64ad\u5730\u5740\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u9898\u76ee\u95ee\u7684\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e0b\u4e00\u8df3\u5730\u5740<\/li>\n\n\n\n<li>\u9ed8\u8ba4\u7f51\u5173<\/li>\n\n\n\n<li>\u8def\u7531\u5668\u67d0\u63a5\u53e3\u5730\u5740<\/li>\n\n\n\n<li>\u4e3b\u673a IP \u5730\u5740<\/li>\n\n\n\n<li>\u62a5\u6587\u8be5\u5148\u4ea4\u7ed9\u8c01<\/li>\n\n\n\n<li>ARP \u89e3\u6790\u8c01\u7684 MAC \u5730\u5740<\/li>\n<\/ul>\n\n\n\n<p>\u90a3\u4e48\u5b83\u672c\u8d28\u4e0a\u662f\u5728\u95ee\u201c\u70b9\u201d\u3002\u8fd9\u65f6\u8981\u627e\u7684\u662f\u67d0\u4e2a\u5177\u4f53\u8bbe\u5907\u5728\u67d0\u6761\u94fe\u8def\u4e0a\u7684 IP \u5730\u5740\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u7f51\u6bb5\u7684\u6807\u8bc6\u3002<\/p>\n\n\n\n<p>\u53ef\u4ee5\u628a\u5b83\u7406\u89e3\u6210\u4e00\u4e2a\u975e\u5e38\u5f62\u8c61\u7684\u6bd4\u55bb\uff1a<br>\u7f51\u7edc\u5730\u5740\u50cf\u662f\u5728\u8bf4\u201c\u8fd9\u662f\u4e00\u680b\u697c\u201d\uff0c\u5177\u4f53\u5730\u5740\u50cf\u662f\u5728\u8bf4\u201c\u8fd9\u662f 302 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<code>\/25<\/code> \u4e00\u5199\u51fa\u6765\u5c31\u9ed8\u8ba4\u662f\u7f51\u6bb5\u672c\u8eab\u3002\u8fd9\u79cd\u9519\u6cd5\u7684\u6839\u6e90\u662f\u6ca1\u6709\u610f\u8bc6\u5230\uff1a<strong><em>\u7f51\u7edc\u5730\u5740\u4e00\u5b9a\u8981\u6ee1\u8db3\u201c\u4e3b\u673a\u4f4d\u5168\u4e3a 0<\/em><\/strong>\u201d\uff0c\u800c <code>130<\/code> \u663e\u7136\u4e0d\u662f\u6309\u8fd9\u4e2a\u89c4\u5219\u5f97\u5230\u7684\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u9898\u8fd8\u6709\u4e00\u4e2a\u9ad8\u9891\u9519\u8bef\uff0c\u5c31\u662f\u5757\u5927\u5c0f\u4e0d\u719f\uff0c\u5bfc\u81f4\u5206\u5757\u533a\u95f4\u5224\u65ad\u9519\u8bef\u3002\u6bd4\u5982 <code>\/28<\/code> \u5bf9\u5e94\u5757\u5927\u5c0f 16\uff0c\u5982\u679c\u8fd9\u4e00\u6b65\u4e0d\u719f\u7ec3\uff0c\u5c31\u5f88\u5bb9\u6613\u628a <code>202.99.98.18<\/code> \u9519\u5224\u5230\u522b\u7684\u7f51\u6bb5\u91cc\u53bb\u3002\u4e00\u65e6\u5757\u5224\u65ad\u9519\u4e86\uff0c\u540e\u9762\u7684\u7f51\u7edc\u5730\u5740\u3001\u5e7f\u64ad\u5730\u5740\u3001\u53ef\u7528\u4e3b\u673a\u8303\u56f4\u90fd\u4f1a\u8fde\u9519\u3002<\/p>\n\n\n\n<p>\u6c42\u5177\u4f53\u5730\u5740\u8fd9\u4e00\u7c7b\u9898\uff0c\u6700\u5bb9\u6613\u72af\u7684\u9519\u8bef\u662f\u628a\u201c\u7f51\u7edc\u5730\u5740\u201d\u548c\u201c\u63a5\u53e3\u5730\u5740\u201d\u5199\u6df7\u3002\u6bd4\u5982\u8def\u7531\u8868\u4e2d\u5230 Net3 \u7684\u76ee\u7684\u7f51\u7edc\u5e94\u8be5\u5199 <code>202.99.98.48\/28<\/code>\uff0c\u4f46\u6709\u4eba\u4f1a\u5199\u6210 <code>202.99.98.49<\/code> \u6216 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