{"id":115,"date":"2013-11-10T00:14:27","date_gmt":"2013-11-09T15:14:27","guid":{"rendered":"http:\/\/tech.akat.info\/?p=115"},"modified":"2014-09-16T01:14:02","modified_gmt":"2014-09-15T16:14:02","slug":"tcpdump","status":"publish","type":"post","link":"https:\/\/tech.akat.info\/?p=115","title":{"rendered":"tcpdump\u30b3\u30de\u30f3\u30c9"},"content":{"rendered":"<h2>tcpdump\u3068\u306f<\/h2>\n<p>\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u30c4\u30fc\u30eb<br \/>\n\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ab\u30fc\u30c9\u306e\u30d7\u30ed\u30df\u30b9\u30ad\u30e3\u30b9\u30e2\u30fc\u30c9\u3068\u3044\u3046\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u3001\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u3067\u52d5\u4f5c\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b<br \/>\n\u30d7\u30ed\u30df\u30b9\u30ad\u30e3\u30b9\u30e2\u30fc\u30c9\uff1aNIC\u306f\u81ea\u5206\u5b9b\u3067\u306f\u306a\u3044\u30d1\u30b1\u30c3\u30c8\u306b\u95a2\u3057\u3066\u3082\u3059\u3079\u3066\u5f15\u304d\u6e21\u3059\u3088\u3046\u306b\u306a\u308b<\/p>\n<pre class=\"brush: plain; title: syslog; notranslate\" title=\"syslog\">\r\nNov  5 21:58:01 akat kernel: &#x5B;1209606.127115] Netfilter messages via NETLINK v0.30.\r\nNov  5 21:58:01 akat kernel: &#x5B;1209606.312237] device eth0 entered promiscuous mode\r\nNov  5 21:58:11 akat kernel: &#x5B;1209615.652178] device eth0 left promiscuous mode\r\nNov  5 22:03:37 akat kernel: &#x5B;1209941.628243] device eth0 entered promiscuous mode\r\nNov  5 22:04:11 akat kernel: &#x5B;1209976.334987] device eth0 left promiscuous mode\r\n<\/pre>\n<h2>\u4f7f\u3044\u65b9<\/h2>\n<p>\u30dd\u30fc\u30c8\u3092\u6307\u5b9a<br \/>\ntcpdump port 80<\/p>\n<p>\u9001\u4fe1\u5143\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306e\u5bfe\u8c61\u3068\u3059\u308b<br \/>\ntcpdump src host 8.8.8.8<\/p>\n<p>\u9001\u4fe1\u5148\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306e\u5bfe\u8c61\u3068\u3059\u308b<br \/>\ntcpdump dst host 8.8.8.8<\/p>\n<p>tcpdump -nevX -i eth0 not port 2022<\/p>\n\n<table id=\"tablepress-4\" class=\"tablepress tablepress-id-4\">\n<thead>\n<tr class=\"row-1 odd\">\n\t<th class=\"column-1\"><\/th><th class=\"column-2\">\u8a73\u7d30<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-hover\">\n<tr class=\"row-2 even\">\n\t<td class=\"column-1\">-n<\/td><td class=\"column-2\">\u540d\u524d\u89e3\u6c7a\u3092\u3057\u306a\u3044<\/td>\n<\/tr>\n<tr class=\"row-3 odd\">\n\t<td class=\"column-1\">-e<\/td><td class=\"column-2\">\u30ea\u30f3\u30af\u30ec\u30d9\u30eb\u30d8\u30c3\u30c0(MAC\u30a2\u30c9\u30ec\u30b9\u3084\u30d1\u30b1\u30c3\u30c8\u9577\u7b49\u306e\u60c5\u5831\u3092\u8868\u793a)\u3092\u8868\u793a\u3059\u308b<\/td>\n<\/tr>\n<tr class=\"row-4 even\">\n\t<td class=\"column-1\">-v<\/td><td class=\"column-2\">\u8a73\u7d30\u3092\u8868\u793a\u3059\u308b<\/td>\n<\/tr>\n<tr class=\"row-5 odd\">\n\t<td class=\"column-1\">-i<\/td><td class=\"column-2\">\u76e3\u8996\u3059\u308bNIC\u3092\u6307\u5b9a<\/td>\n<\/tr>\n<tr class=\"row-6 even\">\n\t<td class=\"column-1\">not -port<\/td><td class=\"column-2\">\u76e3\u8996\u5bfe\u8c61\u5916\u30dd\u30fc\u30c8\u3092\u6307\u5b9a<\/td>\n<\/tr>\n<tr class=\"row-7 odd\">\n\t<td class=\"column-1\">-X<\/td><td class=\"column-2\">\u30d1\u30b1\u30c3\u30c8\u309216\u9032\u3068ASCII\u6587\u5b57\u306e\u4e21\u65b9\u3067\u8868\u793a\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-4 from cache -->\n","protected":false},"excerpt":{"rendered":"<p>tcpdump\u3068\u306f \u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u30c4\u30fc\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ab\u30fc\u30c9\u306e\u30d7\u30ed\u30df\u30b9\u30ad\u30e3\u30b9\u30e2\u30fc\u30c9\u3068\u3044\u3046\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u3001\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u3067\u52d5\u4f5c\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b \u30d7\u30ed\u30df\u30b9\u30ad\u30e3\u30b9\u30e2\u30fc\u30c9\uff1aNIC\u306f\u81ea\u5206\u5b9b\u3067\u306f\u306a\u3044\u30d1\u30b1\u30c3\u30c8\u306b\u95a2\u3057\u3066\u3082\u3059\u3079\u3066\u5f15 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[2,11,8],"tags":[],"_links":{"self":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/115"}],"collection":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=115"}],"version-history":[{"count":7,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/115\/revisions"}],"predecessor-version":[{"id":181,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/115\/revisions\/181"}],"wp:attachment":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}