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晚上到网关上抓了些包下来:
root@SG-GW ~# tcpdump -nn -vv -c 10
tcpdump: listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
03:17:27.787037 IP (tos 0x0, ttl 126, id 45340, offset 0, flags [none], proto 17
, length: 1051) 218.4.201.26.45575 > 218.4.236.117.1650: UDP, length 1023
03:17:27.787038 IP (tos 0x0, ttl 53, id 41599, offset 0, flags [DF], proto 6, l
ength: 70) 202.103.66.61.554 > 218.4.236.117.4404: P [tcp sum ok] 216893716:2168
93746(30) ack 2078355428 win 5840
03:17:27.787262 IP (tos 0x0, ttl 126, id 20743, offset 0, flags [none], proto 17
, length: 84) 218.4.236.117.27005 > 221.231.45.144.27015: UDP, length 56
03:17:27.787373 IP (tos 0x0, ttl 61, id 52957, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
03:17:27.787995 IP (tos 0x0, ttl 126, id 45341, offset 0, flags [none], proto 17
, length: 1051) 218.4.201.26.45575 > 218.4.236.117.1650: UDP, length 1023
03:17:27.788026 IP (tos 0x0, ttl 61, id 52958, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
03:17:27.788188 IP (tos 0x0, ttl 61, id 52959, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
03:17:27.788527 IP (tos 0x0, ttl 61, id 52960, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
03:17:27.788740 IP (tos 0x0, ttl 61, id 52961, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
03:17:27.788760 IP (tos 0x0, ttl 61, id 52962, offset 0, flags [none], proto 17
, length: 55) 218.4.236.117.1650 > 218.4.201.26.45575: [udp sum ok] UDP, length
27
10 packets captured
21 packets received by filter
0 packets dropped by kernel
小弟这个不是强项,还请各位高手帮忙看看哪里有问题,先谢谢了 |
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