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我看了南北几篇文章,不是很懂,,,我需要人告诉我点
下面是我用tcpdump,,,简单说一下是什么可以么?
[root@Snoopy root]# tcpdump -i eth0
tcpdump: listening on eth0
14:05:06.615213 802.1d config 8000.00:05:5d:11:6c:20.8002 root 8000.00:05:5d:11:6c:20 pathcost 0 age 0 max 20 hello 2 fdelay 15
14:05:07.601978 192.168.112.89.bootpc > 255.255.255.255.bootps: secs:2560 flags:0x8000 C:192.168.112.89 ether 0:0:0:0:0:0 [|bootp]
14:05:07.603212 192.168.112.6.bootps > 255.255.255.255.bootpc: flags:0x8000 C:192.168.112.89 ether 0:0:0:0:0:0 [|bootp]
14:05:07.635777 192.168.112.88.1046 > dns.gdut.edu.cn.domain: 19204+ PTR? 89.112.168.192.in-addr.arpa. (45) (DF)
14:05:07.638278 dns.gdut.edu.cn.domain > 192.168.112.88.1046: 19204 NXDomain 0/1/0 (142) (DF)
14:05:07.640723 192.168.112.88.1046 > dns.gdut.edu.cn.domain: 19205+ PTR? 6.112.168.192.in-addr.arpa. (44) (DF)
14:05:08.746422 802.1d config 8000.00:05:5d:11:6c:20.8002 root 8000.00:05:5d:11:6c:20 pathcost 0 age 0 max 20 hello 2 fdelay 15
14:05:10.827798 802.1d config 8000.00:05:5d:11:6c:20.8002 root 8000.00:05:5d:11:6c:20 pathcost 0 age 0 max 20 hello 2 fdelay 15
14:05:11.347258 802.1d unknown version
14:05:11.523456 192.168.112.67.netbios-ns > 192.168.112.255.netbios-ns: NBT UDP PACKET(137): RELEASE; REQUEST; BROADCAST
从中我们可以知道些什么呢???是不是同在我教室的电脑所有报文
我都可以看到???看到后有什么可以拿起来利用吗??? |
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