{"provider_name":"Hatena Blog","author_name":"masashi_oikawa","categories":[],"provider_url":"https://hatena.blog","description":"\u30c0\u30f3\u30d7\u3092\u53d6\u308b tcpdump host \"\u30db\u30b9\u30c8\u540d\" -x > tcpdump.log \u30c0\u30f3\u30d7\u306e\u51fa\u529b\u306f16\u9032\u6570\u3067\u308f\u3051\u308f\u304b\u3089\u306a\u3044\u306e\u3067\u3001perl\u306b\u3066\u52a0\u5de5\u3059\u308b\u3002perl\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3053\u308c #!/usr/bin/perl while(<>){ if(m/^[ \\t]/){ $store .= $_ } else { s/^[^ ]* //; s/:[^:]*$//; print \"$_\\n\"; $_ = $store; s/\\s//g; s/^.{120}//; s/[0-9A-Fa-f][0-9A-Fa-f]/pack(\"C\",hex $&)/eg; s/[\\x00-\\x08\\x0a-\\x1f\\x7\u2026","url":"https://masashi-oikawa.hatenadiary.org/entry/20030724/p1","type":"rich","width":"100%","title":" *[TCP]TCP\u30c0\u30f3\u30d7\u306e\u65b9\u6cd5","published":"2003-07-24 14:06:06","image_url":null,"version":"1.0","blog_url":"https://masashi-oikawa.hatenadiary.org/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmasashi-oikawa.hatenadiary.org%2Fentry%2F20030724%2Fp1\" title=\" *[TCP]TCP\u30c0\u30f3\u30d7\u306e\u65b9\u6cd5 - \u304a\u3044\u3063\u3061\u3087\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>","height":"190","blog_title":"\u304a\u3044\u3063\u3061\u3087\u306e\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/masashi_oikawa/"}