{"categories":["tips"],"blog_title":"Palm84 \u67d0\u6240\u306e\u65e5\u8a18","width":"100%","version":"1.0","author_name":"palm84","blog_url":"https://diary.palm84.com/","url":"https://diary.palm84.com/entry/20050212/1132401202","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdiary.palm84.com%2Fentry%2F20050212%2F1132401202\" title=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u3068\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af - Palm84 \u67d0\u6240\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"192.168.0.0/24 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9 192.168.0.0 \u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af 255.255.255.0 \u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9 192.168.0.255 \u30db\u30b9\u30c8\u6570 2^(32-24)-2=254 \u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9 192.168.0.1 - 192.168.0.254 192.168.0.0/25 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9 192.168.0.0 \u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af 255.255.255.128 \u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9 192.168.0.127 \u30db\u30b9\u30c8\u6570 2^(32-25)-2=126 \u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9 192.168.0.1 - 192.168.0.126 192.168.\u2026","provider_url":"https://hatena.blog","image_url":null,"author_url":"https://blog.hatena.ne.jp/palm84/","title":"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u3068\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af","type":"rich","height":"190","published":"2005-02-12 20:53:22"}