{"url":"https://rzi.hateblo.jp/entry/2014/04/03/230214","author_name":"rzi","blog_title":"rzi's diary","categories":["IT","memo"],"provider_url":"https://hatena.blog","published":"2014-04-03 23:02:14","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frzi.hateblo.jp%2Fentry%2F2014%2F04%2F03%2F230214\" title=\"\u7279\u5b9a\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u30e1\u30e2 - rzi&#39;s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","type":"rich","title":"\u7279\u5b9a\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u30e1\u30e2","version":"1.0","blog_url":"https://rzi.hateblo.jp/","author_url":"https://blog.hatena.ne.jp/rzi/","provider_name":"Hatena Blog","height":"190","image_url":null,"description":"\u30b9\u30de\u30db\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u308b \u516c\u8846\u56de\u7dda\u304b\u3089\u3082\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u306a\u3089\u30b5\u30a4\u30c8\u304c\u843d\u3061\u3066\u3044\u308b\u304b\u3082\u3002IP\u3067\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u308b\u3002 IP\u3082\u30c0\u30e1\u306a\u3089 \u3069\u3053\u304b\u3067\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\uff1f \u30d7\u30ed\u30d0\u30a4\u30c0\u304b\u3089\u5148\u306f\u554f\u984c\u306a\u3044\u306f\u305a\u306a\u306e\u3067 \u30d7\u30ed\u30d0\u30a4\u30c0\u3088\u308a\u3053\u3063\u3061\u5074\u3002 PC\u306e\u30a2\u30f3\u30c1\u30a6\u30a4\u30eb\u30b9\uff08\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\uff09\u3092\u5207\u3063\u3066\u307f\u308b\u3002\u30eb\u30fc\u30bf\u304c\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3044\u308b\u306e\u304b\u3082\u3002\u30eb\u30fc\u30bf\u3092\u518d\u8d77\u52d5\u3057\u3066\u307f\u308b\u3002IP\u3067\u7e4b\u304c\u308b\u306a\u3089 \u540d\u524d\u89e3\u6c7a\u304c\u3067\u304d\u3066\u3044\u306a\u3044\uff1f hosts\u30d5\u30a1\u30a4\u30eb\u3092\u78ba\u8a8d\u3059\u308b\u3002\u30b9\u30d1\u30a4\u30a6\u30a7\u30a2\u3068\u304b\u4f55\u304b\u304c\u60aa\u3055\u3057\u3066\u3044\u308b\u304b\u3082\u3002 \u30d6\u30e9\u30a6\u30b6\u3092\u5909\u3048\u3066\u307f\u308b\u3002\u30e1\u30fc\u30eb\u3084ping, ftp, telnet\u306a\u3069\u3002\u30bd\u30d5\u30c8\u306e\u8a2d\u5b9a\u30fb\u969c\u5bb3\u304b\u3082\u3002 TCP/IP\u306e\u8a2d\u5b9a\u3067DNS\u30b5\u30fc\u30d0\u3092\u516c\u958bDNS\u30b5\u30fc\u30d0\u306b\u5207\u308a\u2026"}