已知:
D:wattor\arp0.txt中有一批数据(内容见下)求:
把提取的数据放入 F:shine\arp1.txt1 用JAVA语言可运行的语句;
2 提取:时间,第一个MAC1,第二个MAC2,第一个IP1,第二个IP2----只要这五个数据,其他数据舍去。
举例:
D:wattor\arp0.txt
22:51:46.132995 00:0c:f7:fb:02:18 (oui Unknown) > Broadcast, ethertype ARP (0x0806), length 60: arp who-has 219.231.1.78 tell 219.231.1.254
22:51:46.133011 00:0c:f7:fb:02:18 (oui Unknown) > Broadcast, ethertype ARP (0x0806), length 60: arp who-has 219.231.1.23 tell 219.231.1.254
22:51:50.132982 00:0c:f7:fb:02:18 (oui Unknown) > Broadcast, ethertype ARP (0x0806), length 60: arp who-has 219.231.1.78 tell 219.231.1.254
22:51:51.167636 00:1b:b9:d9:a6:98 (oui Unknown) > 00:0c:f7:fb:02:1c (oui Unknown), ethertype ARP (0x0806), length 42: arp who-has 10.2.105.254 tell 10.2.105.25
22:51:51.167902 00:0c:f7:fb:02:1c (oui Unknown) > 00:1b:b9:d9:a6:98 (oui Unknown), ethertype ARP (0x0806), length 60: arp reply 10.2.105.254 is-at 00:0c:f7:fb:02:1c (oui Unknown)
22:51:54.133034 00:0c:f7:fb:02:18 (oui Unknown) > Broadcast, ethertype ARP (0x0806), length 60: arp who-has 219.231.1.78 tell 219.231.1.254F:shine\arp1.txt选取时间,第一个MAC1,第二个MAC2,第一个IP1,第二个IP2----只要这五个数据
    时间              第一个 MAC1        第二个MAC2           第一个IP1             第二个IP2
22:51:46.132995   00:0c:f7:fb:02:18    Broadcast             219.231.1.78          219.231.1.254
22:51:46.133011   00:0c:f7:fb:02:18    Broadcast             219.231.1.23          219.231.1.254
22:51:50.132982   00:0c:f7:fb:02:18    Broadcast             219.231.1.78          219.231.1.254
22:51:51.167636   00:1b:b9:d9:a6:98    00:0c:f7:fb:02:1c     10.2.105.254          10.2.105.25
22:51:51.167902   00:0c:f7:fb:02:1c    00:1b:b9:d9:a6:98     10.2.105.254          
22:51:54.133034   00:0c:f7:fb:02:18    Broadcast             219.231.1.78          219.231.1.254