{"id":648,"date":"2021-12-09T10:46:52","date_gmt":"2021-12-09T02:46:52","guid":{"rendered":"https:\/\/blog.frost-s.tk\/?p=648"},"modified":"2021-12-16T22:17:53","modified_gmt":"2021-12-16T14:17:53","slug":"%e9%80%9a%e8%bf%87%e6%8e%a9%e7%a0%81%e8%ae%a1%e7%ae%97ip%e8%8c%83%e5%9b%b4","status":"publish","type":"post","link":"https:\/\/blog.frost-s.com\/index.php\/2021\/12\/09\/%e9%80%9a%e8%bf%87%e6%8e%a9%e7%a0%81%e8%ae%a1%e7%ae%97ip%e8%8c%83%e5%9b%b4\/","title":{"rendered":"\u901a\u8fc7\u63a9\u7801\u8ba1\u7b97IP\u8303\u56f4"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u7591\u95ee\u4e00\uff1a<\/h1>\n\n\n\n<p>\u5bf9\u63a9\u7801\u5c0f\u4e8e24\uff0c\u5730\u5740\u6570\u53cd\u800c\u591a\u4e0d\u7406\u89e3\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b50\u7f51\u63a9\u7801\u662f\u4e00\u4e32\u8fde\u7eed\u76841\u548c\u4e00\u4e32\u8fde\u7eed\u76840\u7ec4\u6210\uff0c\u51714\u6bb5\uff0c\u6bcf\u6bb58\u4f4d\uff0c\u537332\u4f4d\u6570\n\u4ee5255.255.255.0\u4e3a\u4f8b\u5b50\uff0c11111111.11111111.11111111.00000000\n\u5b50\u7f51\u63a9\u7801\u51b3\u5b9a\u7684\u662f\u4e00\u4e2a\u5b50\u7f51\u7684\u8ba1\u7b97\u673a\u6570\u76ee\uff0c\u516c\u5f0f\u662f2\u7684m\u6b21\u65b9\uff0c\u5176\u4e2dm\u53ef\u4ee5\u770b\u4f5c\u662f\u540e\u9762\u7684\u591a\u5c11\u98970.\n\u63a9\u7801\u4e3a24\u7684\u65f6\u5019\uff0c\u5b50\u7f51\u5185\u8ba1\u7b97\u673a\u6570\u4e3a2\u76848\u6b21\u65b9-1\u3002\n\u63a9\u7801\u4e3a23\u7684\u65f6\u5019\uff0c\u5b50\u7f51\u5185\u8ba1\u7b97\u673a\u6570\u4e3a2\u76849\u6b21\u65b9-1\u3002\n\u63a9\u7801\u8d8a\u5c0f\uff0c\u5730\u5740\u6570\u8d8a\u591a\u3002<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u7591\u95ee\u4e8c:<\/h1>\n\n\n\n<p>192.168.1.97\/27 \u8fd9\u6837\u7684\u683c\u5f0f\u5b83\u7684IP\u8303\u56f4\u662f\u600e\u4e48\u6837\u7684<\/p>\n\n\n\n<p>\u5df2\u77e5\uff1a192.168.1.97\/27\uff0c27\uff0c\u5373\u5b50\u7f51\u63a9\u7801\u4e3a27\u4e2a1\uff0c\u5199\u6210\u4e8c\u8fdb\u5236\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>      11111111 11111111 11111111 11100000<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u7531\u4e8e\u5b50\u7f51\u63a9\u7801\u4e3a27\u4f4d\uff0c\u6240\u4ee5\u53ea\u9700\u628aIP\u5730\u5740\u7684\u6700\u540e\u6bb5\u62ff\u6765\u505a\u8ba1\u7b97\uff08\u672a\u7406\u6e05\uff0c\u5148\u8bb0\u5f55\uff09,<\/p><\/blockquote>\n\n\n\n<p>\u5148\u6362\u6210\u4e8c\u8fdb\u5236\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>97<\/code><\/pre>\n\n\n\n<p>\u5199\u6210\u4e8c\u8fdb\u5236\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code> 01100001<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u628a\u5b50\u7f51\u63a9\u7801\u7684\u6700\u540e\u4e00\u6bb5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>11100000<\/code><\/pre>\n\n\n\n<p>\u4e0eIP\u5730\u5740\u7684\u6700\u540e\u4e00\u4f4d<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>01100001<\/code><\/pre>\n\n\n\n<p>\u505aAND\u8fd0\u7b97\u5f97\u51fa<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>01100000<\/code><\/pre>\n\n\n\n<p>\u6362\u4e3a\u5341\u8fdb\u5236\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>96<\/code><\/pre>\n\n\n\n<p>\u5199\u5b8c\u6574\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.1.96\uff0c\u6b64\u4e3a\u5b50\u7f51\u5730\u5740\uff01<\/code><\/pre>\n\n\n\n<p>\u5e7f\u64ad\u5730\u5740\uff0c\u628a96\u6362\u4e3a\u5341\u8fdb\u523601100000\u7684\u6700\u540e5\u4f4d\uff08\u6b64\u4e3a32-27\u5f97\u6765\uff0c32\u4e3aIP\u5730\u5740\u4f4d\u6570\uff0c27\u4e3a\u5b50\u7f51\u63a9\u7801\uff090\u5168\u6362\u4e3a1\uff0c\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  01111111<\/code><\/pre>\n\n\n\n<p>\u518d\u6362\u56de\u5341\u8fdb\u5236\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  127<\/code><\/pre>\n\n\n\n<p>\u5199\u5b8c\u6574\u5373:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  192.168.1.127\uff0c\u6b64\u4e3a\u5e7f\u64ad\u5730\u5740\uff01<\/code><\/pre>\n\n\n\n<p>\u5373\u6b64IP\u6bb5\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.1.96-192.168.1.127<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\u5934\u4ee3\u8868\u5b50\u7f51<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  192.168.1.96\uff0c<\/code><\/pre>\n\n\n\n<p>\u5c3e\u4ee3\u8868\u5e7f\u64ad\u5730\u5740:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.1.127\uff0c<\/code><\/pre>\n\n\n\n<p>\u53ef\u7528IP\u5730\u5740\u4e3a:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.1.97-192.168.1.126,<\/code><\/pre>\n\n\n\n<p>\u53ef \u7528IP\u5730\u5740\u6570\u4e3a:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  2^(32-27)-2=30\u4e2a,\u6216127-96-1<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u7591\u95ee\u4e00\uff1a \u5bf9\u63a9\u7801\u5c0f\u4e8e24\uff0c\u5730\u5740\u6570\u53cd\u800c\u591a\u4e0d\u7406\u89e3\u3002 \u7591\u95ee\u4e8c: 192.168.1.97\/27 \u8fd9\u6837\u7684\u683c\u5f0f\u5b83\u7684IP\u8303 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":584,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,8],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/648"}],"collection":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/comments?post=648"}],"version-history":[{"count":2,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/648\/revisions"}],"predecessor-version":[{"id":814,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/648\/revisions\/814"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/media\/584"}],"wp:attachment":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/media?parent=648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/categories?post=648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/tags?post=648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}