{"id":7691,"date":"2012-09-22T17:59:34","date_gmt":"2012-09-22T17:59:34","guid":{"rendered":"http:\/\/www.beautifulwork.org\/?p=7691"},"modified":"2012-09-22T17:59:34","modified_gmt":"2012-09-22T17:59:34","slug":"tcpdump-not-port-80","status":"publish","type":"post","link":"https:\/\/www.trueangle.org\/index.php\/2012\/09\/22\/tcpdump-not-port-80\/","title":{"rendered":"tcpdump  not port 80"},"content":{"rendered":"<h4><u>commandline session<\/u><\/h4>\n<pre>\nroot@debian:~# <b>tcpdump -i wlan0<\/b>\ntcpdump: verbose output suppressed, use -v or -vv for full protocol decode\nlistening on wlan0, link-type EN10MB (Ethernet), capture size 100535 bytes\n23:33:46.824172 IP debian.local.48247 &gt; mars.infoclub.in.http: Flags [S], seq 1276297543, win 14600, options [mss 1460,sackOK,TS val 4098743 ecr 0,nop,wscale 5], length 0\n23:33:46.826612 IP debian.local.41745 &gt; 192.168.0.1.domain: 43954+ PTR? 18.210.22.46.in-addr.arpa. (43)\n23:33:46.827744 IP 192.168.0.1.domain &gt; debian.local.41745: 43954 1\/0\/0 PTR mars.infoclub.in. (73)\n23:33:46.828480 IP debian.local.35494 &gt; 192.168.0.1.domain: 55325+ PTR? 101.0.168.192.in-addr.arpa. (44)\n23:33:46.873207 IP 192.168.0.1.domain &gt; debian.local.35494: 55325 NXDomain 0\/0\/0 (44)\n23:33:46.975881 IP6 fe80::217:3fff:fed4:5a91.mdns &gt; ff02::fb.mdns: 0 PTR (QM)? 101.0.168.192.in-addr.arpa. (44)\n^C23:33:46.976095 IP debian.local.mdns &gt; 224.0.0.251.mdns: 0 PTR (QM)? 101.0.168.192.in-addr.arpa. (44)\n\n7 packets captured\n54 packets received by filter\n17 packets dropped by kernel\nroot@debian:~# <b>tcpdump -i wlan0 not port 80<\/b>\ntcpdump: verbose output suppressed, use -v or -vv for full protocol decode\nlistening on wlan0, link-type EN10MB (Ethernet), capture size 100535 bytes\n23:34:05.296866 IP6 fe80::5ed9:98ff:fe5c:11a &gt; ip6-allnodes: ICMP6, router advertisement, length 64\n23:34:05.298404 IP debian.local.57548 &gt; 192.168.0.1.domain: 1135+ PTR? a.1.1.0.c.5.e.f.f.f.8.9.9.d.e.5.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. (90)\n23:34:05.301770 IP 192.168.0.1.domain &gt; debian.local.57548: 1135 NXDomain 0\/0\/0 (90)\n23:34:05.304101 IP debian.local.39053 &gt; 192.168.0.1.domain: 17175+ PTR? 1.0.168.192.in-addr.arpa. (42)\n23:34:05.543073 ARP, Request who-has debian.local tell 192.168.0.1, length 28\n23:34:05.543107 ARP, Reply debian.local is-at 00:17:3f:d4:5a:91 (oui Unknown), length 28\n^C23:34:08.676445 IP 192.168.0.1.2048 &gt; 239.255.255.250.1900: UDP, length 280\n\n7 packets captured\n30 packets received by filter\n0 packets dropped by kernel\nroot@debian:~#\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>commandline session root@debian:~# tcpdump -i wlan0 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on wlan0, link-type EN10MB (Ethernet), capture size 100535 bytes 23:33:46.824172 IP debian.local.48247 &gt; mars.infoclub.in.http: Flags [S], seq 1276297543, win 14600, options [mss 1460,sackOK,TS val 4098743 ecr 0,nop,wscale 5], length 0 23:33:46.826612 IP debian.local.41745 &gt; 192.168.0.1.domain: 43954+ &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.trueangle.org\/index.php\/2012\/09\/22\/tcpdump-not-port-80\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;tcpdump  not port 80&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/7691"}],"collection":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/comments?post=7691"}],"version-history":[{"count":0,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/7691\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/media?parent=7691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/categories?post=7691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/tags?post=7691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}