{"id":2506,"date":"2024-02-09T18:01:01","date_gmt":"2024-02-09T10:01:01","guid":{"rendered":""},"modified":"2024-02-09T18:01:01","modified_gmt":"2024-02-09T10:01:01","slug":"\u7f51\u7edc\u53f7 IP\u5730\u5740 \u5b50\u7f51\u63a9\u7801\u5982\u4f55\u8ba1\u7b97","status":"publish","type":"post","link":"https:\/\/mushiming.com\/2506.html","title":{"rendered":"\u7f51\u7edc\u53f7 IP\u5730\u5740 \u5b50\u7f51\u63a9\u7801\u5982\u4f55\u8ba1\u7b97"},"content":{"rendered":"<p>1.Internet\u4e0a\u6bcf\u4e00\u53f0\u8ba1\u7b97\u673a\u90fd\u6709\u552f\u4e00\u7684\u5730\u5740\u6765\u6807\u8bc6\u5b83\u7684\u8eab\u4efd\uff0c\u5373IP\u5730\u5740\uff0c\u4f7f\u7528\u57df\u540d\u5176\u5b9e\u4e5f\u662f\u8981\u8f6c\u5316\u4e3aIP\u5730\u5740\u7684\u3002<\/p>\n<p>2.IP\u5730\u5740\u5206\u7c7b\uff1a<br \/> A\u7c7b\uff1a000~127\uff0c\u9ed8\u8ba4\u5b50\u7f51\u63a9\u7801\uff1a255.0.0.0<br \/> B\u7c7b\uff1a128~191\uff0c\u9ed8\u8ba4\u5b50\u7f51\u63a9\u7801\uff1a255.255.0.0<br \/> C\u7c7b\uff1a192~223\uff0c\u9ed8\u8ba4\u5b50\u7f51\u63a9\u7801\uff1a255.255.255.0<br \/> D\u7c7b\uff1a224~239<br \/> E\u7c7b\uff1a240~255<br \/> &nbsp;<\/p>\n<p>3.\u5047\u8bbe\u73b0\u6709\u4e00IP\u5730\u5740180.210.242.131\uff0c\u537310110100.11010010.11110010.10000011<br \/> &nbsp; &nbsp; &nbsp;\u540c\u65f6\u6307\u5b9a\u5b50\u7f51\u63a9\u7801\u4e3a255.255.248.0 &nbsp;\u537311111111.11111111.11111000.00000000\uff0c\u5219<\/p>\n<p> \u7f51\u7edc\u53f7\uff1a\u4e24\u8005\u8fdb\u884c\u4e0e\u8fd0\u7b97\uff0c\u537310110100.11010010.11110000.00000000\uff08180.210.240.0\uff09<br \/> \u4e3b\u673a\u53f7\uff1a\u5b50\u7f51\u63a9\u7801\u53d6\u53cd\u518d\u548cIP\u505a\u4e0e\u8fd0\u7b97\uff0c\u537300000000.00000000.00000010.10000011\uff080.0.2.131\uff09<br \/> \u5b50\u7f51\u53f7\uff1a\u8fd9\u4e2aIP\u672c\u6765\u662fB\u7c7b\u5730\u5740\uff0c\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u662f255.255.0.0\uff0c\u6240\u4ee5\u672c\u6765\u7684\u7f51\u7edc\u53f7\u662f16\u4f4d\uff0c\u4f46\u5b83\u5b9e\u9645\u7f51\u7edc\u53f7\u662f21\u4f4d\uff0c\u5c31\u662f\u501f\u4e865\u4f4d\u7f51\u7edc\u4f4d\uff0c\u6240\u4ee5\u53ef\u4ee5\u5212\u52062^5\u4e2a\u5b50\u7f51\uff0c\u537332\u4e2a\uff0c\u5b9e\u9645\u4f7f\u752830\u4e2a\uff0c\u8fd9\u4e2a\u7f51\u6bb5\u53ef\u4ee5\u5bb9\u7eb3\u4e3b\u673a2^11\u4e2a\uff0c\u53732048\u4e2a\uff0c\u6709\u65482046\u4e2a\u4e00\u5934\u4e00\u5c3e\u5206\u522b\u505a\u7f51\u7edc\u53f7\u548c\u5e7f\u64ad\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>IP\u5730\u5740\u88ab\u7528\u6765\u7ed9Internet\u4e0a\u7684\u7535\u8111\u4e00\u4e2a\u7f16\u53f7\u3002\u5927\u5bb6\u65e5\u5e38\u89c1\u5230\u7684\u60c5\u51b5\u662f\u6bcf\u53f0\u8054\u7f51\u7684PC\u4e0a\u90fd\u9700\u8981\u6709IP\u5730\u5740\uff0c\u624d\u80fd\u6b63\u5e38\u901a\u4fe1\u3002\u6211\u4eec\u53ef\u4ee5\u628a\u201c\u4e2a\u4eba\u7535\u8111\u201d\u6bd4\u4f5c\u201c\u4e00\u53f0\u7535\u8bdd\u201d\uff0c\u90a3\u4e48\u201cIP\u5730\u5740\u201d\u5c31\u76f8\u5f53\u4e8e\u201c\u7535\u8bdd\u53f7\u7801\u201d\uff0c\u800cInternet\u4e2d\u7684\u8def\u7531\u5668\uff0c\u5c31\u76f8\u5f53\u4e8e\u7535\u4fe1\u5c40\u7684\u201c\u7a0b\u63a7\u5f0f\u4ea4\u6362\u673a\u201d\u3002&nbsp;<br \/> IP\u5730\u5740\u662f\u4e00\u4e2a32\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\uff0c\u901a\u5e38\u88ab\u5206\u5272\u4e3a4\u4e2a\u201c8\u4f4d\u4e8c\u8fdb\u5236\u6570\u201d\uff08\u4e5f\u5c31\u662f4\u4e2a\u5b57\u8282\uff09\u3002IP\u5730\u5740\u901a\u5e38\u7528\u201c\u70b9\u5206\u5341\u8fdb\u5236\u201d\u8868\u793a\u6210\uff08a.b.c.d\uff09\u7684\u5f62\u5f0f\uff0c\u5176\u4e2d\uff0ca,b,c,d\u90fd\u662f0~255\u4e4b\u95f4\u7684\u5341\u8fdb\u5236\u6574\u6570\u3002\u4f8b\uff1a\u70b9\u5206\u5341\u8fdbIP\u5730\u5740\uff08100.4.5.6\uff09\uff0c\u5b9e\u9645\u4e0a\u662f32\u4f4d\u4e8c\u8fdb\u5236\u6570\uff0801100100.00000100.00000101.00000110\uff09\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img-blog.csdn.net\/20160712182446560\" =\"\" =\"\u7f51\u7edc\u5730\u5740\u7684\u5212\u5206\" alt=\"\u7f51\u7edc\u53f7 IP\u5730\u5740 \u5b50\u7f51\u63a9\u7801\u5982\u4f55\u8ba1\u7b97 (https:\/\/mushiming.com\/)  \u7b2c1\u5f20\" title=\"\u7f51\u7edc\u53f7 IP\u5730\u5740 \u5b50\u7f51\u63a9\u7801\u5982\u4f55\u8ba1\u7b97  \u7b2c1\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<h4 id=\"a\u7c7bb\u7c7bc\u7c7b\">A\u7c7b\uff0cB\u7c7b\uff0cC\u7c7b<\/h4>\n<hr>\n<table>\n<thead>\n<tr>\n<th>\u6982\u5ff5<\/th>\n<th>\u7279\u5f81<\/th>\n<th>\u7f51\u7edc\u8303\u56f4<\/th>\n<th>\u9ed8\u8ba4\u63a9\u7801<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>A\u7c7b\u5730\u5740<\/td>\n<td>\u7b2c1\u4e2a8\u4f4d\u4e2d\u7684\u7b2c1\u4f4d\u59cb\u7ec8\u4e3a0<\/td>\n<td>0-127.x.x.x<\/td>\n<td>255.0.0.0\/8<\/td>\n<\/tr>\n<tr>\n<td>B\u7c7b\u5730\u5740<\/td>\n<td>\u7b2c1\u4e2a8\u4f4d\u4e2d\u7684\u7b2c1\u30012\u4f4d\u59cb\u7ec8\u4e3a10<\/td>\n<td>128-191.x.x.x<\/td>\n<td>255.255.0.0\/16<\/td>\n<\/tr>\n<tr>\n<td>C\u7c7b\u5730\u5740<\/td>\n<td>\u7b2c1\u4e2a8\u4f4d\u4e2d\u7684\u7b2c1\u30012\u30013\u4f4d\u59cb\u7ec8\u4e3a110<\/td>\n<td>192-y.x.x.x<\/td>\n<td>255.255.255.0\/24<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"\u7279\u6b8a\">\u7279\u6b8a<\/h4>\n<hr>\n<p>D\u7c7b \u4ee51110\u5f00\u59cb \u7528\u4e8e\u7ec4\u64ad&nbsp;<br \/> E\u7c7b \u4ee511110\u5f00\u59cb \u7528\u4e8e\u79d1\u7814\u4fdd\u7559<\/p>\n<p>\u8303\u56f4\u4e0a\u5212\u5206\u6709\u4e9b\u8981\u6ce8\u610f\u7684\uff1a&nbsp;<br \/> A\u7c7b \u4ece1.0.0.0 \u5230126.255.255.255&nbsp;<br \/> B\u7c7b \u4ece128.0.0.0\u5230191.255.255.255&nbsp;<br \/> C\u7c7b \u4ece192.0.0.0\u5230223.255.255.255&nbsp;<br \/> \u5176\u4e2d172.x.x.x\u6bb5\u5730\u5740\u7a7a\u95f4\u662f\u88ab\u4fdd\u7559\u7684\u56de\u73af\u5730\u5740<\/p>\n<p>IP\u5730\u5740\u5305\u542b \u7f51\u7edc\u5730\u5740+\u4e3b\u673a\u5730\u5740\uff0c\u5373IP\u5730\u5740=\u7f51\u7edc\u5730\u5740+\u4e3b\u673a\u5730\u5740<\/p>\n<p>\u7f51\u7edc\u5730\u5740:&nbsp;<br \/> 1\u3001\u5982\u679c\u662f192\u7684C\u6bb5\u5730\u5740\uff0c\u90a3\u4e48\uff0c\u7f51\u7edc\u5730\u5740\u5c31\u662f\uff1a192.168.1.0\uff0c\u5730\u5740\u63a9\u7801\u662f\uff1a255.255.255.0\u3002&nbsp;<br \/> 2\u3001\u5982\u679c\u5730\u5740\u63a9\u7801\u662f\uff1a255.255.0.0\uff0c\u90a3\u4e48\u7f51\u7edc\u5730\u5740\u5c31\u662f\uff1a192.168.0.0\u3002&nbsp;<br \/> 3\u3001\u7f51\u7edc\u5730\u5740\u5f88\u5927\u4e00\u90e8\u5206\u662f\u7531\u5730\u5740\u63a9\u7801\u51b3\u5b9a\u7684\u3002&nbsp;<br \/> \u4e3b\u673a\u5730\u5740\uff1a<\/p>\n<blockquote>\n<p>\u5982IP\u5730\u5740\u662f202.112.14.137\uff0c\u63a9\u7801\u662f255.255.255.224 \uff0c<\/p>\n<p>\u7f51\u7edc\u5730\u5740\u662f202.112.14.128\uff0c\u5b50\u7f51\u53f7\u662f128\u3002<\/p>\n<p>\u4e3b\u673a\u5730\u5740\u662f202.112.14.137 \u3002<\/p>\n<\/blockquote>\n<h3 id=\"\u5b50\u7f51\u63a9\u7801\">\u5b50\u7f51\u63a9\u7801<\/h3>\n<hr>\n<p>\u5b50\u7f51\u63a9\u7801(subnet mask)\u53c8\u53eb\u7f51\u7edc\u63a9\u7801\u3001\u5730\u5740\u63a9\u7801\u3001\u5b50\u7f51\u7edc\u906e\u7f69\uff0c\u5b83\u662f\u4e00\u79cd\u7528\u6765\u6307\u660e\u4e00\u4e2aIP\u5730\u5740\u7684\u54ea\u4e9b\u4f4d\u6807\u8bc6\u7684\u662f\u4e3b\u673a\u6240\u5728\u7684\u5b50\u7f51\uff0c\u4ee5\u53ca\u54ea\u4e9b\u4f4d\u6807\u8bc6\u7684\u662f\u4e3b\u673a\u7684\u4f4d\u63a9\u7801\u3002<\/p>\n<p>\u5b50\u7f51\u63a9\u7801\u4e0d\u80fd\u5355\u72ec\u5b58\u5728\uff0c\u5b83\u5fc5\u987b\u7ed3\u5408IP\u5730\u5740\u4e00\u8d77\u4f7f\u7528\u3002\u5b50\u7f51\u63a9\u7801\u53ea\u6709\u4e00\u4e2a\u4f5c\u7528\uff0c\u5c31\u662f\u5c06\u67d0\u4e2aIP\u5730\u5740\u5212\u5206\u6210\u7f51\u7edc\u5730\u5740\u548c\u4e3b\u673a\u5730\u5740\u4e24\u90e8\u5206\u3002&nbsp;<br \/> \u5b50\u7f51\u63a9\u7801\u662f\u4e00\u4e2a32\u4f4d\u5730\u5740\uff0c\u7528\u4e8e\u5c4f\u853dIP\u5730\u5740\u7684\u4e00\u90e8\u5206\u4ee5\u533a\u522b\u7f51\u7edc\u6807\u8bc6\u548c\u4e3b\u673a\u6807\u8bc6\uff0c\u5e76\u8bf4\u660e\u8be5IP\u5730\u5740\u662f\u5728\u5c40\u57df\u7f51\u4e0a\uff0c\u8fd8\u662f\u5728\u8fdc\u7a0b\u7f51\u4e0a\u3002<\/p>\n<p>\u5b50\u7f51\u63a9\u7801\u2014\u2014\u5c4f\u853d\u4e00\u4e2aIP\u5730\u5740\u7684\u7f51\u7edc\u90e8\u5206\u7684\u201c\u51681\u201d\u6bd4\u7279\u6a21\u5f0f\u3002\u5bf9\u4e8eA\u7c7b\u5730\u5740\u6765\u8bf4\uff0c\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u662f255.0.0.0\uff1b\u5bf9\u4e8eB\u7c7b\u5730\u5740\u6765\u8bf4\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u662f255.255.0.0\uff1b\u5bf9\u4e8eC\u7c7b\u5730\u5740\u6765\u8bf4\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u662f255.255.255.0\u3002<\/p>\n<ul>\n<li>\n<p>\u901a\u8fc7\u5b50\u7f51\u63a9\u7801\uff0c\u5c31\u53ef\u4ee5\u5224\u65ad\u4e24\u4e2aIP\u5728\u4e0d\u5728\u4e00\u4e2a\u5c40\u57df\u7f51\u5185\u90e8\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b50\u7f51\u63a9\u7801\u53ef\u4ee5\u770b\u51fa\u6709\u591a\u5c11\u4f4d\u662f\u7f51\u7edc\u53f7\uff0c\u6709\u591a\u5c11\u4f4d\u662f\u4e3b\u673a\u53f7<\/p>\n<\/li>\n<\/ul>\n<h3 id=\"\u7f51\u5173\">\u7f51\u5173<\/h3>\n<hr>\n<p>\u7f51\u5173(Gateway)\u53c8\u79f0\u7f51\u95f4\u8fde\u63a5\u5668\u3001\u534f\u8bae\u8f6c\u6362\u5668\u3002\u9ed8\u8ba4\u7f51\u5173\u5728\u7f51\u7edc\u5c42\u4e0a\u4ee5\u5b9e\u73b0\u7f51\u7edc\u4e92\u8fde\uff0c\u662f\u6700\u590d\u6742\u7684\u7f51\u7edc\u4e92\u8fde\u8bbe\u5907\uff0c\u4ec5\u7528\u4e8e\u4e24\u4e2a\u9ad8\u5c42\u534f\u8bae\u4e0d\u540c\u7684\u7f51\u7edc\u4e92\u8fde\u3002\u7f51\u5173\u7684\u7ed3\u6784\u4e5f\u548c\u8def\u7531\u5668\u7c7b\u4f3c\uff0c\u4e0d\u540c\u7684\u662f\u4e92\u8fde\u5c42\u3002\u7f51\u5173\u65e2\u53ef\u4ee5\u7528\u4e8e\u5e7f\u57df\u7f51\u4e92\u8fde\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5c40\u57df\u7f51\u4e92\u8fde<\/p>\n<p>\u7f51\u5173\u5b9e\u8d28\u4e0a\u662f\u4e00\u4e2a\u7f51\u7edc\u901a\u5411\u5176\u4ed6\u7f51\u7edc\u7684IP\u5730\u5740\u3002<\/p>\n<p>\u6bd4\u5982\u6709\u7f51\u7edcA\u548c\u7f51\u7edcB\uff0c\u7f51\u7edcA\u7684IP\u5730\u5740\u8303\u56f4\u4e3a\u201c192.168.1.1~192. 168.1.254\u201d\uff0c\u5b50\u7f51\u63a9\u7801\u4e3a255.255.255.0\uff1b\u7f51\u7edcB\u7684IP\u5730\u5740\u8303\u56f4\u4e3a\u201c192.168.2.1~192.168.2.254\u201d\uff0c\u5b50\u7f51\u63a9\u7801\u4e3a255.255.255.0\u3002<\/p>\n<p>\u5728\u6ca1\u6709\u8def\u7531\u5668\u7684\u60c5\u51b5\u4e0b\uff0c\u4e24\u4e2a\u7f51\u7edc\u4e4b\u95f4\u662f\u4e0d\u80fd\u8fdb\u884cTCP\/IP\u901a\u4fe1\u7684\uff0c\u5373\u4f7f\u662f\u4e24\u4e2a\u7f51\u7edc\u8fde\u63a5\u5728\u540c\u4e00\u53f0\u4ea4\u6362\u673a\uff08\u6216\u96c6\u7ebf\u5668\uff09\u4e0a\uff0cTCP\/IP\u534f\u8bae\u4e5f\u4f1a\u6839\u636e\u5b50\u7f51\u63a9\u7801\uff08255.255.255.0\uff09\u5224\u5b9a\u4e24\u4e2a\u7f51\u7edc\u4e2d\u7684\u4e3b\u673a\u5904\u5728\u4e0d\u540c\u7684\u7f51\u7edc\u91cc\u3002<\/p>\n<p>\u800c\u8981\u5b9e\u73b0\u8fd9\u4e24\u4e2a\u7f51\u7edc\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5219\u5fc5\u987b\u901a\u8fc7\u7f51\u5173\u3002\u5982\u679c\u7f51\u7edcA\u4e2d\u7684\u4e3b\u673a\u53d1\u73b0\u6570\u636e\u5305\u7684\u76ee\u7684\u4e3b\u673a\u4e0d\u5728\u672c\u5730\u7f51\u7edc\u4e2d\uff0c\u5c31\u628a\u6570\u636e\u5305\u8f6c\u53d1\u7ed9\u5b83\u81ea\u5df1\u7684\u7f51\u5173\uff0c\u518d\u7531\u7f51\u5173\u8f6c\u53d1\u7ed9\u7f51\u7edcB\u7684\u7f51\u5173\uff0c\u7f51\u7edcB\u7684\u7f51\u5173\u518d\u8f6c\u53d1\u7ed9\u7f51\u7edcB\u7684\u67d0\u4e2a\u4e3b\u673a\u3002<\/p>\n<p>\u6240\u4ee5\u8bf4\uff0c\u53ea\u6709\u8bbe\u7f6e\u597d\u7f51\u5173\u7684IP\u5730\u5740\uff0cTCP\/IP\u534f\u8bae\u624d\u80fd\u5b9e\u73b0\u4e0d\u540c\u7f51\u7edc\u4e4b\u95f4\u7684\u76f8\u4e92\u901a\u4fe1\u3002\u90a3\u4e48\u8fd9\u4e2aIP\u5730\u5740\u662f\u54ea\u53f0\u673a\u5668\u7684IP\u5730\u5740\u5462\uff1f\u7f51\u5173\u7684IP\u5730\u5740\u662f\u5177\u6709\u8def\u7531\u529f\u80fd\u7684\u8bbe\u5907\u7684IP\u5730\u5740\uff0c\u5177\u6709\u8def\u7531\u529f\u80fd\u7684\u8bbe\u5907\u6709\u8def\u7531\u5668\u3001\u542f\u7528\u4e86\u8def\u7531\u534f\u8bae\u7684\u670d\u52a1\u5668\uff08\u5b9e\u8d28\u4e0a\u76f8\u5f53\u4e8e\u4e00\u53f0\u8def\u7531\u5668\uff09\u3001\u4ee3\u7406\u670d\u52a1\u5668\uff08\u4e5f\u76f8\u5f53\u4e8e\u4e00\u53f0\u8def\u7531\u5668\uff09\u3002<\/p>\n<h3 id=\"\u5e7f\u64ad\u5730\u5740broadcast-address\">\u5e7f\u64ad\u5730\u5740(Broadcast Address)<\/h3>\n<hr>\n<p>\u5e7f\u64ad\u5730\u5740(Broadcast Address)\u662f\u4e13\u95e8\u7528\u4e8e\u540c\u65f6\u5411\u7f51\u7edc\u4e2d\u6240\u6709\u5de5\u4f5c\u7ad9\u8fdb\u884c\u53d1\u9001\u7684\u4e00\u4e2a\u5730\u5740\u3002<\/p>\n<p>\u5728\u4f7f\u7528TCP\/IP \u534f\u8bae\u7684\u7f51\u7edc\u4e2d\uff0c\u4e3b\u673a\u6807\u8bc6\u6bb5host ID \u4e3a\u51681 \u7684IP \u5730\u5740\u4e3a\u5e7f\u64ad\u5730\u5740\uff0c\u5e7f\u64ad\u7684\u5206\u7ec4\u4f20\u9001\u7ed9host ID\u6bb5\u6240\u6d89\u53ca\u7684\u6240\u6709\u8ba1\u7b97\u673a\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e10.1.1.0 \uff08255.255.255.0 \uff09\u7f51\u6bb5\uff0c\u5176\u5e7f\u64ad\u5730\u5740\u4e3a10.1.1.255 \uff08255 \u5373\u4e3a2 \u8fdb\u5236\u768411111111 \uff09\uff0c\u5f53\u53d1\u51fa\u4e00\u4e2a\u76ee\u7684\u5730\u5740\u4e3a10.1.1.255 \u7684\u5206\u7ec4\uff08\u5c01\u5305\uff09\u65f6\uff0c\u5b83\u5c06\u88ab\u5206\u53d1\u7ed9\u8be5\u7f51\u6bb5\u4e0a\u7684\u6240\u6709\u8ba1\u7b97\u673a\u3002<\/p>\n<h2 id=\"\u6839\u636eip\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u6c42-\u7f51\u7edc\u5730\u5740-\u548c-\u5e7f\u64ad\u5730\u5740\">\u6839\u636eIP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u6c42 \u7f51\u7edc\u5730\u5740 \u548c \u5e7f\u64ad\u5730\u5740<\/h2>\n<hr>\n<ul>\n<li>\n<p>\u5c06IP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u6362\u7b97\u4e3a\u4e8c\u8fdb\u5236\uff0c\u5b50\u7f51\u63a9\u7801\u8fde\u7eed\u51681\u7684\u662f\u7f51\u7edc\u5730\u5740\uff0c\u540e\u9762\u7684\u662f\u4e3b\u673a\u5730\u5740\uff0c\u865a\u7ebf\u524d\u4e3a\u7f51\u7edc\u5730\u5740\uff0c\u865a\u7ebf\u540e\u4e3a\u4e3b\u673a\u5730\u5740<\/p>\n<\/li>\n<li>\n<p>IP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u8fdb\u884c\u4e0e\u8fd0\u7b97\uff0c\u7ed3\u679c\u662f\u7f51\u7edc\u5730\u5740\uff08\u5373\u4e3b\u673a\u53f7\u51680\u662f\u7f51\u7edc\u5730\u5740\uff09<\/p>\n<\/li>\n<li>\n<p>\u5c06\u8fd0\u7b97\u7ed3\u679c\u4e2d\u7684\u7f51\u7edc\u5730\u5740\u4e0d\u53d8\uff0c\u4e3b\u673a\u5730\u5740\u53d8\u4e3a1\uff0c\u7ed3\u679c\u5c31\u662f\u5e7f\u64ad\u5730\u5740<\/p>\n<\/li>\n<li>\n<p>\u5730\u5740\u8303\u56f4\u5c31\u662f\u542b\u5728\u672c\u7f51\u6bb5\u5185\u7684\u6240\u6709\u4e3b\u673a<\/p>\n<\/li>\n<\/ul>\n<p>\u7f51\u7edc\u5730\u5740+1\u5373\u4e3a\u7b2c\u4e00\u4e2a\u4e3b\u673a\u5730\u5740\uff0c\u5e7f\u64ad\u5730\u5740-1\u5373\u4e3a\u6700\u540e\u4e00\u4e2a\u4e3b\u673a\u5730\u5740\uff0c&nbsp;<br \/> \u7531\u6b64\u53ef\u4ee5\u770b\u51fa\u5730\u5740\u8303\u56f4\u662f\uff1a \u7f51\u7edc\u5730\u5740+1 \u81f3 \u5e7f\u64ad\u5730\u5740-1<\/p>\n<ul>\n<li>\u4e3b\u673a\u7684\u6570\u91cf=2^\u4e8c\u8fdb\u5236\u4f4d\u6570\u7684\u4e3b\u673a-2<\/li>\n<\/ul>\n<p>\u51cf2\u662f\u56e0\u4e3a\u4e3b\u673a\u4e0d\u5305\u62ec\u7f51\u7edc\u5730\u5740\u548c\u5e7f\u64ad\u5730\u5740\u3002<\/p>\n<p>\u793a\u4f8b&nbsp;<br \/> \u4e00\u4e2a\u4e3b\u673a\u7684IP\u5730\u5740\u662f202.112.14.137\uff0c\u63a9\u7801\u662f255.255.255.224\uff0c\u8981\u6c42\u8ba1\u7b97\u8fd9\u4e2a\u4e3b\u673a\u6240\u5728\u7f51\u7edc\u7684\u7f51\u7edc\u5730\u5740\u548c\u5e7f\u64ad\u5730\u5740<\/p>\n<h3 id=\"\u6839\u636e\u5b50\u7f51\u63a9\u7801\u53ef\u4ee5\u5206\u5272\u7f51\u7edc\u53f7\u4e3b\u673a\u53f7\">\u6839\u636e\u5b50\u7f51\u63a9\u7801\u53ef\u4ee5\u5206\u5272\u7f51\u7edc\u53f7+\u4e3b\u673a\u53f7<\/h3>\n<hr>\n<p><code>255.255.255.224<\/code>&nbsp;\u8f6c\u4e8c\u8fdb\u5236\uff1a<\/p>\n<blockquote>\n<p>11111111 11111111 11111111 11100000<\/p>\n<\/blockquote>\n<p>\u7f51\u7edc\u53f7\u670927\u4f4d\uff0c\u4e3b\u673a\u53f7\u67095\u4f4d<\/p>\n<p>\u7f51\u7edc\u5730\u5740\u5c31\u662f\uff1a\u628aIP\u5730\u5740\u8f6c\u6210\u4e8c\u8fdb\u5236\u548c\u5b50\u7f51\u63a9\u7801\u8fdb\u884c\u4e0e\u8fd0\u7b97<\/p>\n<p>11001010 01110000 00001110 10001001<\/p>\n<p>IP\u5730\u5740&amp;\u5b50\u7f51\u63a9\u7801<\/p>\n<pre class=\"language-java prettyprint linenums\">&lt;code class=\"hljs haml has-numbering\" style=\"display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;\"&gt;11001010 01110000 00001110 10001001\n\n11111111 11111111 11111111 11100000\n\n-&lt;span class=\"ruby\" style=\"box-sizing: border-box;\"&gt;-----------------------------------------------------\n&lt;\/span&gt;\n11001010 01110000 00001110 10000000&lt;\/code&gt;&lt;ul class=\"pre-numbering\" style=\"box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);\"&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;1&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;2&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;3&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;4&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;5&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;6&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;7&lt;\/li&gt;&lt;\/ul&gt;&lt;ul class=\"pre-numbering\" style=\"box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);\"&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;1&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;2&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;3&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;4&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;5&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;6&lt;\/li&gt;&lt;li style=\"box-sizing: border-box; padding: 0px 5px;\"&gt;7&lt;\/li&gt;&lt;\/ul&gt;<\/pre>\n<p>\u5373\uff1a202.112.14.128<\/p>\n<h3 id=\"\u8ba1\u7b97\u5e7f\u64ad\u5730\u5740\">\u8ba1\u7b97\u5e7f\u64ad\u5730\u5740<\/h3>\n<hr>\n<p>\u5e7f\u64ad\u5730\u5740\uff1a\u7f51\u7edc\u5730\u5740\u7684\u4e3b\u673a\u4f4d\u5168\u90e8\u53d8\u62101 \uff0c10011111 \u5373159 \u5373\uff1a202.112.14.159<\/p>\n<h3 id=\"\u4e3b\u673a\u6570\">\u4e3b\u673a\u6570<\/h3>\n<hr>\n<p>\u4e3b\u673a\u53f7\u67095\u4f4d\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5730\u5740\u4e2d\uff0c\u5c31\u53ea\u80fd\u6709\u4e2a\u4e3b\u673a<\/p>\n<p>\u56e0\u4e3a\u5176\u4e2d\u51680\u4f5c\u4e3a\u7f51\u7edc\u5730\u5740\uff0c\u51681\u4f5c\u4e3a\u5e7f\u64ad\u5730\u5740<\/p>\n<h2 id=\"\u6839\u636e\u6bcf\u4e2a\u7f51\u7edc\u7684\u4e3b\u673a\u6570\u91cf\u8fdb\u884c\u5b50\u7f51\u5730\u5740\u7684\u89c4\u5212\u548c\u8ba1\u7b97\u5b50\u7f51\u63a9\u7801\">\u6839\u636e\u6bcf\u4e2a\u7f51\u7edc\u7684\u4e3b\u673a\u6570\u91cf\u8fdb\u884c\u5b50\u7f51\u5730\u5740\u7684\u89c4\u5212\u548c\u8ba1\u7b97\u5b50\u7f51\u63a9\u7801<\/h2>\n<hr>\n<p>\u8fd9\u4e5f\u53ef\u6309\u4e0a\u8ff0\u539f\u5219\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<p>\u6bd4\u5982\u4e00\u4e2a\u5b50\u7f51\u670910\u53f0\u4e3b\u673a\uff0c\u90a3\u4e48\u5bf9\u4e8e\u8fd9\u4e2a\u5b50\u7f51\u9700\u8981\u7684IP\u5730\u5740\u662f&nbsp;<br \/> 10\uff0b1\uff0b1\uff0b1\uff1d13&nbsp;<br \/> \u6ce8\u610f\uff1a\u52a0\u7684\u7b2c\u4e00\u4e2a1\u662f\u6307\u8fd9\u4e2a\u7f51\u7edc\u8fde\u63a5\u65f6\u6240\u9700\u7684\u7f51\u5173\u5730\u5740\uff0c\u63a5\u7740\u7684\u4e24\u4e2a1\u5206\u522b\u662f\u6307\u7f51\u7edc\u5730\u5740\u548c\u5e7f\u64ad\u5730\u5740\u3002&nbsp;<br \/> \u56e0\u4e3a13\u5c0f\u4e8e16\uff0816\u7b49\u4e8e2\u76844\u6b21\u65b9\uff09\uff0c\u6240\u4ee5\u4e3b\u673a\u4f4d\u4e3a4\u4f4d\u3002<\/p>\n<p>\u800c 256\uff0d16\uff1d240 \u6240\u4ee5\u8be5\u5b50\u7f51\u63a9\u7801\u4e3a255.255.255.240\u3002<\/p>\n<p>\u5982\u679c\u4e00\u4e2a\u5b50\u7f51\u670914\u53f0\u4e3b\u673a\uff0c\u4e0d\u5c11\u4eba\u5e38\u72af\u7684\u9519\u8bef\u662f\uff1a\u4f9d\u7136\u5206\u914d\u5177\u670916\u4e2a\u5730\u5740\u7a7a\u95f4\u7684\u5b50\u7f51\uff0c\u800c\u5fd8\u8bb0\u4e86\u7ed9\u7f51\u5173\u5206\u914d\u5730\u5740\u3002\u8fd9\u6837\u5c31\u9519\u8bef\u4e86\uff0c\u56e0\u4e3a\uff1a&nbsp;<br \/> 14\uff0b1\uff0b1\uff0b1\uff1d17&nbsp;<br \/> 17.\u5927\u4e8e16\uff0c\u6240\u4ee5\u6211\u4eec\u53ea\u80fd\u5206\u914d\u5177\u670932\u4e2a\u5730\u5740\uff0832\u7b49\u4e8e2\u76845\u6b21\u65b9\uff09\u7a7a\u95f4\u7684\u5b50\u7f51\u3002\u8fd9\u65f6\u5b50\u7f51\u63a9\u7801\u4e3a\uff1a255.255.255.224<\/p>\n<p>5\uff09 \u4e3b\u673a\u7684\u6570\u91cf<\/p>\n<h2 id=\"206-110-4-018\u88ab\u5212\u5206\u621016\u4e2a\u5b50\u7f51\u6bcf\u4e2a\u5b50\u7f51\u63a9\u7801\">206 110 4 0\/18\u88ab\u5212\u5206\u621016\u4e2a\u5b50\u7f51\uff0c\u6bcf\u4e2a\u5b50\u7f51\u63a9\u7801\uff1f<\/h2>\n<hr>\n<p>\uff08\u5212\u5206\u621016\u4e2a\u5b50\u7f51\uff0c\u6839\u636e\u5b50\u7f51\u63a9\u7801\/18\u5c31\u8868\u793a\u670918\u4e2a1\uff0c\u5c31\u8981\u4ece\u7684IP\u5730\u5740\u7684\u4e3b\u673a\u4f4d\u501f4\u4f4d\u6765\u7528\u4f5c\u7f51\u7edc\u4f4d\uff01\uff09<\/p>\n<p>\u5b50\u7f51\u63a9\u7801\u662f255.255.252.0<\/p>\n<p>\u6bcf\u4e2a\u5b50\u7f51\u53ef\u4ee5\u5bb9\u7eb3\u7684\u4e3b\u673a\u6570\u662f1024\u53f0\u3002<\/p>\n<p>\u4e0b\u9762\u6211\u6765\u7ed9\u4f60\u8be6\u7ec6\u89e3\u7b54\uff1a<\/p>\n<p>206.110.1.0 \/18 \u7531\u6700\u540e\u7684\u90a3\u4e2a\/18\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\u8fd9\u4e2aIP\u5df2\u7ecf\u89c4\u5b9a\u4e86\u5b83\u7684\u7f51\u7edc\u4f4d\u662f18\u4f4d\uff0c\u5b83\u9ed8\u8ba4\u7684\u5b50\u7f51\u63a9\u7801\u5c31\u662f11111111.11111111.11 | 000000.00000000(\u5176\u4e2d1\u4ee3\u8868\u7f51\u7edc\u4f4d,0\u4ee3\u8868\u4e3b\u673a\u4f4d)<\/p>\n<p>\u53ef\u4ee5\u770b\u51fa\u6211\u4eec\u53ef\u4ee5\u64cd\u4f5c\u7684\u4f4d\u6570\u5c31\u662f\u540e\u9762\u768414\u4e2a0\uff0c\u4e5f\u5c31\u662f\u8bf4\u6211\u4eec\u53ef\u4ee5\u5728\u5730\u9762\u5212\u5206\u51fa\u51e0\u4f4d\u4f5c\u4e3a\u5b50\u7f51\u7684\u7f51\u7edc\u4f4d\uff0c\u8fdb\u800c\u6765\u5212\u5206\u5b50\u7f51\u3002\u8981\u6c42\u662f\u5207\u5206\u621016\u4e2a\u5b50\u7f51\uff0c\u6211\u4eec\u77e5\u90532\u76844\u6b21\u65b9\u521a\u597d\u7b49\u4e8e16\uff0c\u8fd9\u5c31\u8bf4\u660e\u5b50\u7f51\u7f51\u7edc\u4f4d\u7684\u4f4d\u6570\u662f4\u4f4d\uff0c\u90a314-4=10\u5c31\u662f\u5b50\u7f51\u7684\u4e3b\u673a\u4f4d\u3002\u6240\u4ee5\u4e0a\u9762\u6211\u5199\u7684\u90a3\u4e32\u4e8c\u8fdb\u5236\u5c31\u53ef\u4ee5\u53d8\u6210\uff1a11111111.11111111.111111 | 00.00000000(\u5176\u4e2d1\u4ee3\u8868\u7f51\u7edc\u4f4d,0\u4ee3\u8868\u4e3b\u673a\u4f4d)<\/p>\n<h2 id=\"ip\u6bb5\u6570\u5b57-\u59821921680124\u662f\u4ec0\u4e48\u610f\u601d\">ip\u6bb5\/\u6570\u5b57-\u5982192.168.0.1\/24\u662f\u4ec0\u4e48\u610f\u601d?<\/h2>\n<hr>\n<p>\u540e\u9762\u8fd9\u4e2a\u6570\u5b57\u6807\u793a\u4e86\u6211\u4eec\u7684\u7f51\u7edc\u53f7\u7684\u4f4d\u6570\uff0c\u4e5f\u5c31\u662f\u5b50\u7f51\u63a9\u7801\u4e2d\u524d\u591a\u5c11\u53f7\u4e3a1<\/p>\n<p>129.168.1.1 \/24 \u8fd9\u4e2a24\u5c31\u662f\u544a\u8bc9\u6211\u4eec\u7f51\u7edc\u53f7\u662f24\u4f4d<\/p>\n<p>\u4e5f\u5c31\u76f8\u5f53\u4e8e\u544a\u8bc9\u6211\u4eec\u4e86<\/p>\n<p>\u5b50\u7f51\u63a9\u7801\u662f\uff1a<code>11111111 11111111 11111111 00000000<\/code><\/p>\n<p>\u5373\uff1a<code>255.255.255.0<\/code><\/p>\n<p>172.16.10.33\/27 \u4e2d\u7684\/27<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4\u5b50\u7f51\u63a9\u7801\u662f<code>255.255.255.224<\/code>&nbsp;\u537327\u4e2a\u51681<\/p>\n<blockquote>\n<p>11111111 11111111 11111111 11100000<\/p>\n<\/blockquote>\n<h2 id=\"\u9644\u5f55\">\u9644\u5f55<\/h2>\n<hr>\n<h3 id=\"16-30\u4f4d\u7f51\u7edc\u53f7-\u63a9\u7801\u4f4d\u6570ip\u603b\u6570\u5b50\u7f51\u63a9\u7801\u67e5\u8be2\u8868\">16-30\u4f4d\u7f51\u7edc\u53f7-\u63a9\u7801\u4f4d\u6570\uff0cIP\u603b\u6570\uff0c\u5b50\u7f51\u63a9\u7801\u67e5\u8be2\u8868<\/h3>\n<hr>\n<p>ip\u6bb5\/27 \/29 \/30 \u7f51\u5173,\u5b50\u7f51\u63a9\u7801\uff0c\u5e7f\u64ad\u5730\u5740\u67e5\u8be2&nbsp;<br \/> \u53ef\u7528IP\u67e5\u8be2,IP\u6bb5\u5bf9\u5e94\u8868<\/p>\n<table>\n<thead>\n<tr>\n<th>\u63a9\u7801\u4f4d\u6570<\/th>\n<th>IP\u603b\u6570<\/th>\n<th>\u5b50\u7f51\u63a9\u7801<\/th>\n<th>C\u6bb5\u4e2a\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\/30<\/td>\n<td>4<\/td>\n<td>255.255.255.252<\/td>\n<td>1\/64<\/td>\n<\/tr>\n<tr>\n<td>\/29<\/td>\n<td>8<\/td>\n<td>255.255.255.248<\/td>\n<td>1\/32<\/td>\n<\/tr>\n<tr>\n<td>\/28<\/td>\n<td>16<\/td>\n<td>255.255.255.240<\/td>\n<td>1\/16<\/td>\n<\/tr>\n<tr>\n<td>\/27<\/td>\n<td>32<\/td>\n<td>255.255.255.224<\/td>\n<td>1\/8<\/td>\n<\/tr>\n<tr>\n<td>\/26<\/td>\n<td>64<\/td>\n<td>255.255.255.192<\/td>\n<td>1\/4<\/td>\n<\/tr>\n<tr>\n<td>\/24<\/td>\n<td>256<\/td>\n<td>255.255.255.0<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>\/23<\/td>\n<td>512<\/td>\n<td>255.255.254.0<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<td>\/22<\/td>\n<td>1024<\/td>\n<td>255.255.252.0<\/td>\n<td>4<\/td>\n<\/tr>\n<tr>\n<td>\/21<\/td>\n<td>2048<\/td>\n<td>255.255.248.0<\/td>\n<td>8<\/td>\n<\/tr>\n<tr>\n<td>\/20<\/td>\n<td>4096<\/td>\n<td>255.255.240.0<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>\/19<\/td>\n<td>8192<\/td>\n<td>255.255.224.0<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>\/18<\/td>\n<td>16384<\/td>\n<td>255.255.192.0<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>\/17<\/td>\n<td>32768<\/td>\n<td>255.255.128.0<\/td>\n<td>128<\/td>\n<\/tr>\n<tr>\n<td>\/16<\/td>\n<td>65536<\/td>\n<td>255.255.0.0<\/td>\n<td>256<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"24\u4f4d\u7f51\u7edc\u53f7\">24\u4f4d\u7f51\u7edc\u53f7<\/h3>\n<hr>\n<p>24\u4f4d\u7f51\u7edc\u53f7\uff0c8\u4f4d\u4e3b\u673a\u53f7\uff0c\u53ef\u5f62\u62101\u4e2a\u5b50\u7f51\uff08C\u6bb5\u603b\u6570\uff09,\u6bcf\u4e2a\u5b50\u7f51256-2\u53f0\u4e3b\u673a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7f51\u7edc\u5730\u5740<\/th>\n<th>\u53ef\u7528IP\u8303\u56f4<\/th>\n<th>\u5e7f\u64ad\u5730\u5740<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>.0<\/td>\n<td>.1-.254<\/td>\n<td>.255<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"25\u4f4d\u7f51\u7edc\u53f7\">25\u4f4d\u7f51\u7edc\u53f7<\/h3>\n<hr>\n<p>25\u4f4d\u7f51\u7edc\u53f7\uff0c8\u4f4d\u4e3b\u673a\u53f7\uff0c\u53ef\u5f62\u62102\u4e2a\u5b50\u7f51\uff0c\u6bcf\u4e2a\u5b50\u7f51126\u53f0\u4e3b\u673a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7f51\u7edc\u5730\u5740<\/th>\n<th>\u53ef\u7528IP\u8303\u56f4<\/th>\n<th>\u5e7f\u64ad\u5730\u5740<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>.0<\/td>\n<td>.1-.126<\/td>\n<td>.127<\/td>\n<\/tr>\n<tr>\n<td>.128<\/td>\n<td>.129-.254<\/td>\n<td>.255<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"26\u4f4d\u7f51\u7edc\u53f7\">26\u4f4d\u7f51\u7edc\u53f7<\/h3>\n<hr>\n<p>26\u4f4d\u7f51\u7edc\u53f7\uff0c6\u4f4d\u4e3b\u673a\u53f7\uff0c\u53ef\u5f62\u62104\u4e2a\u5b50\u7f51\uff0c\u6bcf\u4e2a\u5b50\u7f5162\u53f0\u4e3b\u673a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7f51\u7edc\u5730\u5740<\/th>\n<th>\u53ef\u7528IP\u8303\u56f4<\/th>\n<th>\u5e7f\u64ad\u5730\u5740<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>.0<\/td>\n<td>.1-.62<\/td>\n<td>.63<\/td>\n<\/tr>\n<tr>\n<td>.64<\/td>\n<td>.65-.126<\/td>\n<td>.127<\/td>\n<\/tr>\n<tr>\n<td>.128<\/td>\n<td>.129-.190<\/td>\n<td>.191<\/td>\n<\/tr>\n<tr>\n<td>.192<\/td>\n<td>.193-.254<\/td>\n<td>.255<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"27\u4f4d\u7f51\u7edc\u53f7\">27\u4f4d\u7f51\u7edc\u53f7<\/h3>\n<hr>\n<p>27\u4f4d\u7f51\u7edc\u53f7\uff0c5\u4f4d\u4e3b\u673a\u53f7\uff0c\u53ef\u5f62\u62108\u4e2a\u5b50\u7f51\uff0c\u6bcf\u4e2a\u5b50\u7f5130\u53f0\u4e3b\u673a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7f51\u7edc\u5730\u5740<\/th>\n<th>\u53ef\u7528IP\u8303\u56f4<\/th>\n<th>\u5e7f\u64ad\u5730\u5740<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>.0<\/td>\n<td>.1-.30<\/td>\n<td>.31<\/td>\n<\/tr>\n<tr>\n<td>.32<\/td>\n<td>.33-.62<\/td>\n<td>.63<\/td>\n<\/tr>\n<tr>\n<td>.64<\/td>\n<td>.65-.94<\/td>\n<td>.95<\/td>\n<\/tr>\n<tr>\n<td>.96<\/td>\n<td>.97-.126<\/td>\n<td>.127<\/td>\n<\/tr>\n<tr>\n<td>.128<\/td>\n<td>.129-.158<\/td>\n<td>.159<\/td>\n<\/tr>\n<tr>\n<td>.160<\/td>\n<td>.161-.190<\/td>\n<td>.191<\/td>\n<\/tr>\n<tr>\n<td>.192<\/td>\n<td>.193-.222<\/td>\n<td>.223<\/td>\n<\/tr>\n<tr>\n<td>.224<\/td>\n<td>.225-.254<\/td>\n<td>.255<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 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