网络流量检测

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原贴:http://blog.chinaunix.net/u/13329/showart.php?id=84732

网络流量检测
   
# tcpdump   -i eth1 src  host 211.167.237.199
00:02:03.096713 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 2010208:2010352(144) ack 33377 win 8576
00:02:03.096951 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 2010352:2010496(144) ack 33377 win 8576
00:02:03.100928 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 2010496:2010640(144) ack 33377 win 8576
00:02:03.101165 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 2010640:2010784(144) ack 33377 win 8576
00:02:03.102554 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 2010784:2010928(144) ack 33425 win 8576

表明在00:02:03点的时候,211.167.237.199通过ssh源端口连接到221.216.165.189的1467端口


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#tcpdump -i eth1 src host 211.167.237.199 and dst port 1467
00:09:27.603075 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 180400:180544(144) ack 2833 win 8576
00:09:27.605631 IP 211.167.237.199.ssh > 221.216.165.189.1467: P 180544:180688(144) ack 2881 win 8576


截获所有由eth0进入、源地址(src)为192.168.0.5的主机(host),并且(and)目标(dst)端口(port)为80的数据包
创建于: 2006-03-13 19:35:54,修改于: 2006-03-13 19:35:54,已浏览218次,有评论0条