tcpdump 抓包记录

admin

# tcpdump -i any port 80 -A -nnn -vvv
tcpdump: listening on any, link-type LINUX_SLL (Linux cooked), capture size 65535 bytes
$ K6 \" ]- ?2 J6 ^/ {8 L7 ^18:50:10.840226 IP (tos 0x0, ttl 64, id 59693, offset 0, flags [DF], proto TCP (6), length 40)
6 l* B% {+ b- U  z8 ]! T    38.121.62.70.80 > 123.115.196.239.39061: Flags [F.], cksum 0xd632 (correct), seq 2284155649, ack 276991629, win 355, length 0
4 N% h0 q% |, L4 l' QE..(.-@.@...&y>F{s...P...%s.....P..c.2..
3 U) ?) Z" T* P18:50:11.019545 IP (tos 0x0, ttl 64, id 32324, offset 0, flags [DF], proto TCP (6), length 40)
" l9 K! ^4 K/ s* N    38.121.62.70.80 > 123.115.196.239.39094: Flags [F.], cksum 0x705a (correct), seq 988967147, ack 1956175783, win 307, length 0
E..(~D@.@..j&y>F{s...P..:.p.t...P..3pZ..
, Q! V. W# c9 C& d# G0 w18:50:11.028472 IP (tos 0x0, ttl 115, id 33858, offset 0, flags [DF], proto TCP (6), length 40)
2 l6 v7 o+ L9 _    123.115.196.239.39061 > 38.121.62.70.80: Flags [.], cksum 0xd692 (correct), seq 1, ack 1, win 259, length 0
9 G; a# n1 `0 @/ G" [E..(.B@.s..k{s..&y>F...P.....%s.P.............
18:50:11.204300 IP (tos 0x0, ttl 115, id 33925, offset 0, flags [DF], proto TCP (6), length 40)
7 F1 i: l3 }* M' @: a' C    123.115.196.239.39094 > 38.121.62.70.80: Flags [.], cksum 0x708c (correct), seq 1, ack 1, win 257, length 0
E..(..@.s..({s..&y>F...Pt...:.p.P...p.........
' Z- ]4 D9 I$ y# a; e18:50:11.598242 IP (tos 0x0, ttl 64, id 45756, offset 0, flags [DF], proto TCP (6), length 40)
8 l+ d; D' u- q: |    38.121.62.70.80 > 123.115.196.239.39093: Flags [F.], cksum 0x8762 (correct), seq 205104619, ack 4147396541, win 307, length 0
- W' P- e, a& a* i: o, v4 tE..(..@.@...&y>F{s...P...9...4?.P..3.b..
18:50:11.783015 IP (tos 0x0, ttl 115, id 34573, offset 0, flags [DF], proto TCP (6), length 40)
    123.115.196.239.39093 > 38.121.62.70.80: Flags [.], cksum 0x8795 (correct), seq 1, ack 1, win 256, length 0
@.s...{s..&y>F...P.4?..9..P.............
) ~# W" C2 |$ @7 V+ x5 `^C
, H0 Y/ z, p, R3 |' w5 l. y+ Q- I/ |6 packets captured
6 packets received by filter
. Y; V" I0 x' U2 _- U' [: r0 packets dropped by kernel