{"id":1045,"date":"2021-06-21T09:48:49","date_gmt":"2021-06-21T09:48:49","guid":{"rendered":"http:\/\/www.liutianfeng.com\/?p=1045"},"modified":"2021-06-21T09:48:49","modified_gmt":"2021-06-21T09:48:49","slug":"tcpdump","status":"publish","type":"post","link":"https:\/\/www.liutianfeng.com\/?p=1045","title":{"rendered":"tcpdump"},"content":{"rendered":"<p><strong>\u5e2e\u52a9\u4fe1\u606f\uff1a<\/strong><\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\"># tcpdump --help\r\ntcpdump version 4.9.2\r\nlibpcap version 1.5.3\r\nOpenSSL 1.0.2k-fips  26 Jan 2017\r\nUsage: tcpdump [-aAbdDefhHIJKlLnNOpqStuUvxX#] [ -B size ] [ -c count ]\r\n\t\t[ -C file_size ] [ -E algo:secret ] [ -F file ] [ -G seconds ]\r\n\t\t[ -i interface ] [ -j tstamptype ] [ -M secret ] [ --number ]\r\n\t\t[ -Q|-P in|out|inout ]\r\n\t\t[ -r file ] [ -s snaplen ] [ --time-stamp-precision precision ]\r\n\t\t[ --immediate-mode ] [ -T type ] [ --version ] [ -V file ]\r\n\t\t[ -w file ] [ -W filecount ] [ -y datalinktype ] [ -z postrotate-command ]\r\n\t\t[ -Z user ] [ expression ]\r\n-A  \u4ee5ASCII\u7f16\u7801\u6253\u5370\u6bcf\u4e2a\u62a5\u6587\uff08\u4e0d\u5305\u62ec\u94fe\u8def\u5c42\u7684\u5934\uff09\uff0c\u8fd9\u5bf9\u5206\u6790\u7f51\u9875\u6765\u8bf4\u5f88\u65b9\u4fbf\r\n-c  \u6700\u5927\u6293\u53d6\u62a5\u6587\u6570\r\n-C  \u7528\u4e8e\u5224\u65ad\u7528 -w \u9009\u9879\u5c06\u62a5\u6587\u5199\u5165\u7684\u6587\u4ef6\u7684\u5927\u5c0f\u662f\u5426\u8d85\u8fc7\u8fd9\u4e2a\u503c\uff0c\u5982\u679c\u8d85\u8fc7\u4e86\u5c31\u65b0\u5efa\u6587\u4ef6\uff08\u6587\u4ef6\u540d\u540e\u7f00\u662f1\u30012\u30013\u4f9d\u6b21\u589e\u52a0\uff09\r\n-D  \u5217\u51fa\u5f53\u524d\u4e3b\u673a\u7684\u6240\u6709\u7f51\u5361\u7f16\u53f7\u548c\u540d\u79f0\uff0c\u53ef\u4ee5\u7528\u4e8e\u9009\u9879 -i\r\n-e  \u6253\u5370\u94fe\u8def\u5c42\u7684\u5934\r\n-i  \u76d1\u542c\u4e3b\u673a\u7684\u8be5\u7f51\u5361\u4e0a\u7684\u6570\u636e\u6d41\uff0c\u5982\u679c\u6ca1\u6709\u6307\u5b9a\uff0c\u5c31\u4f1a\u4f7f\u7528\u6700\u5c0f\u7f51\u5361\u7f16\u53f7\u7684\u7f51\u5361\uff08\u5728\u9009\u9879-D\u53ef\u77e5\u9053\uff0c\u4f46\u662f\u4e0d\u5305\u62ec\u73af\u8def\u63a5\u53e3\uff09\uff0clinux 2.2 \u5185\u6838\u53ca\u4e4b\u540e\u7684\u7248\u672c\u652f\u6301 any \u7f51\u5361\uff0c\u7528\u4e8e\u6307\u4ee3\u4efb\u610f\u7f51\u5361\r\n-l  \u5982\u679c\u6ca1\u6709\u4f7f\u7528 -w \u9009\u9879\uff0c\u5c31\u53ef\u4ee5\u5c06\u62a5\u6587\u6253\u5370\u5230 \u6807\u51c6\u8f93\u51fa\u7ec8\u7aef\uff08\u6b64\u65f6\u8fd9\u662f\u9ed8\u8ba4\uff09\r\n-r  \u8bfb\u53d6\u5df2\u7ecf\u6293\u53d6\u5230\u7684\u62a5\u6587\u6587\u4ef6\r\n-S  \u6253\u5370 tcp \u7684\u5e8f\u5217\u53f7\u7684\u7edd\u5bf9\u503c\uff0c\u800c\u4e0d\u662f\u76f8\u5bf9\u503c\r\n-w  \u5c06\u6293\u53d6\u7684\u62a5\u6587\u5199\u5165\u5230\u6587\u4ef6<\/code><\/pre>\n<p>\u53c2\u8003\uff1a<\/p>\n<p>https:\/\/blog.csdn.net\/nibzer\/article\/details\/38469155<\/p>\n<p><strong>EXAMPLES\uff08\u8bfb\u3001\u5199\uff09\uff1a<\/strong><\/p>\n<pre class=\"pure-highlightjs\">tcpdump -i any -vvv src host 10.3.2.160 and tcp src port 48990 and dst host 172.20.47.77 and tcp dst port 22 -c 10 -w \/tmp\/tcpdump.txt   # \u5199\uff0c\r\ntcpdump -r \/tmp\/tcpdump.txt   # \u8bfb\uff0c\u8fd9\u6837\u53ef\u4ee5\u8f6c\u6362\u6587\u4ef6\u4e3a\u6587\u672c\u683c\u5f0f\uff0c\u4f46\u53ef\u8bfb\u6027\u4f9d\u7136\u6bd4\u4e0d\u4e0a\u4e13\u95e8\u7684\u8f6f\u4ef6Wireshark\u3002<\/pre>\n<p>\u6ce8\uff1a<\/p>\n<p>1\u3001\u5982\u679c\u9ed8\u8ba4\u4e0d\u52a0src\u6216\u8005dst\uff0chost\u3001port\u7b49\u9ed8\u8ba4\u8868\u793asrc\uff1b<\/p>\n<p>2\u3001\u591a\u4e2a\u5173\u952e\u5b57\u4e4b\u95f4\uff0c\u5fc5\u987b\u6709and\u8854\u63a5\uff1b<\/p>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"https:\/\/www.liutianfeng.com\">liutianfeng.com<\/a> &raquo; <a href=\"https:\/\/www.liutianfeng.com\/?p=1045\">tcpdump<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5e2e\u52a9\u4fe1\u606f\uff1a # tcpdump &#8211;help tcpdump version 4.9.2 libpcap ve [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1045"}],"collection":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1045"}],"version-history":[{"count":1,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1045\/revisions"}],"predecessor-version":[{"id":1046,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1045\/revisions\/1046"}],"wp:attachment":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1045"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1045"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}