{"blog_title":"\u63ee\u767a\u6027\u306e\u30e1\u30e2\uff12","height":"190","type":"rich","provider_url":"https://hatena.blog","description":"# tcpdump -w hoge.log tcp port 80 tcpdump: hoge.log: Permission deniedUSB\u30e1\u30e2\u30ea\u306fvfat\u306a\u306e\u3067\u305d\u308c\u304c\u539f\u56e0\u304b\u306a \u56f0\u3063\u305f\u3068\u304d\u306estrace open(\"hoge.log\", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0666) = -1 EACCES (Permission denied) O_LARGEFILE\u304c\u539f\u56e0\u3063\u307d\u3044\u3002\u51fa\u305f\u3088\u5c0f\u3055\u306a\u89aa\u5207\u3002 # tcpdump -w - tcp port 80 > hoge.log tcpdump: listening on eth0, link-typ\u2026","title":"tcpdump\u3067USB\u30e1\u30e2\u30ea\u4e0a\u306b\u30ed\u30b0\u3092\u4fdd\u5b58\u3067\u304d\u306a\u3044","author_name":"iww","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/iww/","url":"https://iww.hateblo.jp/entry/20100323/tcpdump","version":"1.0","width":"100%","categories":["Linux"],"image_url":null,"published":"2010-03-23 00:00:00","blog_url":"https://iww.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fiww.hateblo.jp%2Fentry%2F20100323%2Ftcpdump\" title=\"tcpdump\u3067USB\u30e1\u30e2\u30ea\u4e0a\u306b\u30ed\u30b0\u3092\u4fdd\u5b58\u3067\u304d\u306a\u3044 - \u63ee\u767a\u6027\u306e\u30e1\u30e2\uff12\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}