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ssh无结果,tcpdump抓包解决

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发表于 2019-1-23 03:33:41 | 显示全部楼层 |阅读模式
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
- v* O0 x8 g. s. D2 @* C" W ssh 172.21.70.22+ M5 B: E2 E! h" i/ e) F
^C
+ [7 n7 Z* B; J3 X[deployer@BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01 ~]$ ssh 172.21.70.22: f5 `# c3 r) i) u; W
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ssh无结果  p( z# b1 o( |0 f, n2 {, a" u
tcpdump -i br-mgmt -vvv: j$ e6 K' ^9 b" I2 S

& v0 l0 l# ~0 y# E  172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x80ef (correct), seq 2029, ack 29566840, win 1185, options [nop,nop,TS val 3249332465 ecr 478311873], length 0- u! B* g0 z8 M! o* M
03:24:35.449896 IP (tos 0x10, ttl 64, id 37564, offset 0, flags [DF], proto TCP (6), length 852)$ n' J# z! T+ ~* f& H
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x1620), seq 29568796:29569596, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 800
' \& z9 P" s  \( k03:24:35.449984 IP (tos 0x10, ttl 64, id 37565, offset 0, flags [DF], proto TCP (6), length 852)6 v, ^$ l! I! G- Q9 R: L, |4 Q2 O
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x9764), seq 29569596:29570396, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 8000 b- H7 m: M! B+ j0 c2 a* A+ W2 Q
03:24:35.449995 IP (tos 0x10, ttl 59, id 50275, offset 0, flags [DF], proto TCP (6), length 52)
- n' l9 W& ^/ u% @  T' y1 K    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x7e03 (correct), seq 2029, ack 29567588, win 1185, options [nop,nop,TS val 3249332465 ecr 478311873], length 0+ w6 B2 ~' q$ D) j2 V' L  k
03:24:35.450041 IP (tos 0x10, ttl 59, id 50276, offset 0, flags [DF], proto TCP (6), length 52)3 j4 Y# `! n3 S: g4 T8 [
    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x7c6b (correct), seq 2029, ack 29567996, win 1185, options [nop,nop,TS val 3249332465 ecr 478311873], length 0
, U1 O0 s' `$ O9 j3 X6 d03:24:35.450045 IP (tos 0x10, ttl 64, id 37566, offset 0, flags [DF], proto TCP (6), length 852)9 |. \# e* x( u: H, t9 l, b, y8 x
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0xfa0c), seq 29570396:29571196, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 800
4 O8 m, {, t: N: t: C! S03:24:35.450134 IP (tos 0x10, ttl 64, id 37567, offset 0, flags [DF], proto TCP (6), length 852)
$ V. o6 b$ m6 u* E    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x11e3), seq 29571196:29571996, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 800
, L3 W: P7 c1 ~0 z* A4 B# o, ]03:24:35.450167 IP (tos 0x10, ttl 59, id 50277, offset 0, flags [DF], proto TCP (6), length 52)5 B1 j! v" u7 I0 B
    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x762b (correct), seq 2029, ack 29569596, win 1185, options [nop,nop,TS val 3249332465 ecr 478311873], length 0( `  _$ {( d8 Q. E: o/ I$ }
03:24:35.450172 IP (tos 0x10, ttl 64, id 37568, offset 0, flags [DF], proto TCP (6), length 460)
3 j+ m4 A+ _3 F% Z    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2964 (incorrect -> 0x2dc2), seq 29571996:29572404, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 408( z% t, C8 D" r3 q9 J  }
03:24:35.450259 IP (tos 0x10, ttl 64, id 37569, offset 0, flags [DF], proto TCP (6), length 800)2 o7 D6 y9 a  H& z9 _
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2ab8 (incorrect -> 0x856a), seq 29572404:29573152, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 748
: n8 o) w) p- [; n03:24:35.450346 IP (tos 0x10, ttl 64, id 37570, offset 0, flags [DF], proto TCP (6), length 460)* e5 {( v- d4 R/ n( T. u  V
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2964 (incorrect -> 0xa2c7), seq 29573152:29573560, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332465], length 408
8 |  v6 z& b" r! _$ Y03:24:35.450355 IP (tos 0x10, ttl 59, id 50278, offset 0, flags [DF], proto TCP (6), length 52)
! e' L& q( L  u0 z3 ]    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x6fea (correct), seq 2029, ack 29571196, win 1185, options [nop,nop,TS val 3249332466 ecr 478311873], length 0: Q% I- b7 p4 @
03:24:35.450432 IP (tos 0x10, ttl 64, id 37571, offset 0, flags [DF], proto TCP (6), length 852)
8 ^$ \% S4 f6 B% X# x    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x8da9), seq 29573560:29574360, ack 2029, win 313, options [nop,nop,TS val 478311873 ecr 3249332466], length 800
' j- p. A" i  Z/ K( a03:24:35.450508 IP (tos 0x10, ttl 59, id 50279, offset 0, flags [DF], proto TCP (6), length 52)
4 N/ W8 Z7 l+ U/ d' q  ]1 \    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x6b32 (correct), seq 2029, ack 29572404, win 1185, options [nop,nop,TS val 3249332466 ecr 478311873], length 0  l# k/ m4 N3 E7 _9 X
03:24:35.450513 IP (tos 0x10, ttl 64, id 37572, offset 0, flags [DF], proto TCP (6), length 460)( |+ p4 I% B; K; i6 T- ]) W5 F+ _
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2964 (incorrect -> 0xc916), seq 29574360:29574768, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 4084 z$ I! r" ^$ s8 v3 N
03:24:35.450598 IP (tos 0x10, ttl 64, id 37573, offset 0, flags [DF], proto TCP (6), length 800)
, X2 {" [* _$ a# f0 m& {9 ]    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2ab8 (incorrect -> 0x18b8), seq 29574768:29575516, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 748, f* ?$ i9 k0 t8 v8 l0 d
03:24:35.450599 IP (tos 0x10, ttl 59, id 50280, offset 0, flags [DF], proto TCP (6), length 52)
. t/ S; H) \2 e6 \    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x6846 (correct), seq 2029, ack 29573152, win 1185, options [nop,nop,TS val 3249332466 ecr 478311873], length 0
( Q( F6 I. O4 A7 K; @, n; G03:24:35.450668 IP (tos 0x10, ttl 59, id 50281, offset 0, flags [DF], proto TCP (6), length 52)$ T# ?3 m/ t7 ~3 ^/ J5 q  ]% Q
    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x66ae (correct), seq 2029, ack 29573560, win 1185, options [nop,nop,TS val 3249332466 ecr 478311873], length 08 ?  ?3 q( ?& c+ s' f, b
03:24:35.450673 IP (tos 0x10, ttl 64, id 37574, offset 0, flags [DF], proto TCP (6), length 852)
1 T- p7 t, N5 y9 \    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x896f), seq 29575516:29576316, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 800
7 E/ U+ t8 l8 u3 I8 P03:24:35.450760 IP (tos 0x10, ttl 64, id 37575, offset 0, flags [DF], proto TCP (6), length 852)$ H& ]$ Q( t* `+ [
    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2aec (incorrect -> 0x69db), seq 29576316:29577116, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 800. O; S. _) w6 g5 `$ j- a
03:24:35.450795 IP (tos 0x10, ttl 59, id 50282, offset 0, flags [DF], proto TCP (6), length 52)
! z! v+ j+ x- e; ^' a8 G    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x61f6 (correct), seq 2029, ack 29574768, win 1185, options [nop,nop,TS val 3249332466 ecr 478311873], length 0+ V$ y% d% H" @6 E' d( f5 L
03:24:35.450800 IP (tos 0x10, ttl 64, id 37576, offset 0, flags [DF], proto TCP (6), length 460)
! v; F( f9 Y! Y, [    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2964 (incorrect -> 0x546f), seq 29577116:29577524, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 408$ u$ e$ G$ A0 \. v
03:24:35.450879 IP (tos 0x10, ttl 59, id 50283, offset 0, flags [DF], proto TCP (6), length 52)0 g( ?$ o; n' Y. Z- p5 Q
    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x5f09 (correct), seq 2029, ack 29575516, win 1185, options [nop,nop,TS val 3249332466 ecr 478311874], length 0. m! P3 I( K! T! u. M+ o
03:24:35.450884 IP (tos 0x10, ttl 64, id 37577, offset 0, flags [DF], proto TCP (6), length 508)
  P# Y* L% s) T3 q    BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh > 172.20.137.102.59526: Flags [P.], cksum 0x2994 (incorrect -> 0x90d4), seq 29577524:29577980, ack 2029, win 313, options [nop,nop,TS val 478311874 ecr 3249332466], length 456
5 F+ x: }1 n* f# {: V2 r$ u& Q+ S03:24:35.451054 IP (tos 0x10, ttl 59, id 50284, offset 0, flags [DF], proto TCP (6), length 52)* Q% c: F0 V- R4 {* e# y
    172.20.137.102.59526 > BFJD-PSC-P5F1-S-PM-OS01-SDN-VSR01.ssh: Flags [.], cksum 0x58c9 (correct), seq 2029, ack 29577116, win 1185, options [nop,nop,TS val 3249332466 ecr 478311874], length 0
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发现管理网口的mtu值为1600
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8 a1 t1 c% i$ b  g: M7 s修改管理网口MTU值为1500
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