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tcp resransmission

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63  32   1.318497  10.194.1.11 -> 62.17.119.81 TCP 78 [TCP Retransmission] 58216→24000 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124649364 TSecr=0 WS=1
 59   3.322397  10.194.1.11 -> 62.17.119.81 TCP 78 [TCP Retransmission] 58216→24000 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124651368 TSecr=0 WS=1
 60   3.322412  10.194.1.11 -> 132.54.189.119 TCP 78 [TCP Retransmission] 51586→50150 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124651368 TSecr=0 WS=1
91  63   4.322610  10.194.1.11 -> 132.113.122.241 TCP 78 [TCP Retransmission] 46068→50082 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124652368 TSecr=0 WS=1
 64   4.322643  10.194.1.11 -> 199.67.255.243 TCP 78 [TCP Retransmission] 55307→1772 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124652368 TSecr=0 WS=1
 65   4.322659  10.194.1.11 -> 195.34.252.83 TCP 78 [TCP Retransmission] 56378→714 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124652368 TSecr=0 WS=1
 66   4.322673  10.194.1.11 -> 185.6.242.71 TCP 78 [TCP Retransmission] 40762→55478 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124652368 TSecr=0 WS=1
 73   5.326671  10.194.1.11 -> 132.54.189.119 TCP 78 [TCP Retransmission] 51586→50150 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124653372 TSecr=0 WS=1
 78   6.326720  10.194.1.11 -> 132.113.122.241 TCP 78 [TCP Retransmission] 46068→50082 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124654372 TSecr=0 WS=1
 79   6.326752  10.194.1.11 -> 199.67.255.243 TCP 78 [TCP Retransmission] 55307→1772 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124654372 TSecr=0 WS=1
 80   6.326769  10.194.1.11 -> 195.34.252.83 TCP 78 [TCP Retransmission] 56378→714 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124654372 TSecr=0 WS=1
 81   6.326783  10.194.1.11 -> 185.6.242.71 TCP 78 [TCP Retransmission] 40762→55478 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124654372 TSecr=0 WS=1
 85   7.330755  10.194.1.11 -> 62.17.119.81 TCP 78 [TCP Retransmission] 58216→24000 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124655376 TSecr=0 WS=1
132 111   9.330675  10.194.1.11 -> 27.21.84.85  TCP 78 [TCP Retransmission] 45615→23236 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
112   9.330690  10.194.1.11 -> 63.83.120.19 TCP 78 [TCP Retransmission] 54473→24196 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
113   9.330707  10.194.1.11 -> 129.96.186.145 TCP 78 [TCP Retransmission] 40813→49544 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
114   9.330720  10.194.1.11 -> 186.81.243.1 TCP 78 [TCP Retransmission] 53993→55802 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
115   9.330733  10.194.1.11 -> 217.16.17.199 TCP 78 [TCP Retransmission] 55325→6336 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
116   9.330746  10.194.1.11 -> 132.54.189.119 TCP 78 [TCP Retransmission] 51586→50150 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124657376 TSecr=0 WS=1
142 135  10.330829  10.194.1.11 -> 5.44.169.208 TCP 78 [TCP Retransmission] 51317→42942 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658376 TSecr=0 WS=1
136  10.330872  10.194.1.11 -> 91.215.195.157 TCP 78 [TCP Retransmission] 57438→50845 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658376 TSecr=0 WS=1
137  10.338802  10.194.1.11 -> 132.113.122.241 TCP 78 [TCP Retransmission] 46068→50082 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658384 TSecr=0 WS=1
138  10.338819  10.194.1.11 -> 199.67.255.243 TCP 78 [TCP Retransmission] 55307→1772 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658384 TSecr=0 WS=1
139  10.338835  10.194.1.11 -> 195.34.252.83 TCP 78 [TCP Retransmission] 56378→714 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658384 TSecr=0 WS=1
140  10.338848  10.194.1.11 -> 185.6.242.71 TCP 78 [TCP Retransmission] 40762→55478 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124658384 TSecr=0 WS=1
217 193  12.334932  10.194.1.11 -> 5.44.169.208 TCP 78 [TCP Retransmission] 51317→42942 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
194  12.334958  10.194.1.11 -> 91.215.195.157 TCP 78 [TCP Retransmission] 57438→50845 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
195  12.334975  10.194.1.11 -> 130.64.187.113 TCP 78 [TCP Retransmission] 52617→49640 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
196  12.334988  10.194.1.11 -> 64.51.120.243 TCP 78 [TCP Retransmission] 41368→49572 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
197  12.335001  10.194.1.11 -> 134.20.190.213 TCP 78 [TCP Retransmission] 53432→50628 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
198  12.335014  10.194.1.11 -> 186.100.243.165 TCP 78 [TCP Retransmission] 48190→55956 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660380 TSecr=0 WS=1
206  12.835001  10.194.1.11 -> 63.118.120.167 TCP 78 [TCP Retransmission] 46891→24478 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124660880 TSecr=0 WS=1
212  14.339051  10.194.1.11 -> 130.64.187.113 TCP 78 [TCP Retransmission] 52617→49640 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124662384 TSecr=0 WS=1
213  14.339093  10.194.1.11 -> 64.51.120.243 TCP 78 [TCP Retransmission] 41368→49572 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124662384 TSecr=0 WS=1
214  14.339110  10.194.1.11 -> 134.20.190.213 TCP 78 [TCP Retransmission] 53432→50628 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124662384 TSecr=0 WS=1
215  14.339124  10.194.1.11 -> 186.100.243.165 TCP 78 [TCP Retransmission] 48190→55956 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124662384 TSecr=0 WS=1
221  15.347030  10.194.1.11 -> 62.17.119.81 TCP 78 [TCP Retransmission] 58216→24000 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124663392 TSecr=0 WS=1
280 272  16.339186  10.194.1.11 -> 5.44.169.208 TCP 78 [TCP Retransmission] 51317→42942 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124664384 TSecr=0 WS=1
273  16.339225  10.194.1.11 -> 91.215.195.157 TCP 78 [TCP Retransmission] 57438→50845 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124664384 TSecr=0 WS=1
274  16.339243  10.194.1.11 -> 46.45.9.127  TCP 78 [TCP Retransmission] 47104→57175 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124664384 TSecr=0 WS=1
278  17.347241  10.194.1.11 -> 132.54.189.119 TCP 78 [TCP Retransmission] 51586→50150 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124665392 TSecr=0 WS=1
310 285  18.343249  10.194.1.11 -> 46.45.9.127  TCP 78 [TCP Retransmission] 47104→57175 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666388 TSecr=0 WS=1
286  18.347159  10.194.1.11 -> 130.64.187.113 TCP 78 [TCP Retransmission] 52617→49640 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666392 TSecr=0 WS=1
287  18.347175  10.194.1.11 -> 64.51.120.243 TCP 78 [TCP Retransmission] 41368→49572 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666392 TSecr=0 WS=1
288  18.347193  10.194.1.11 -> 134.20.190.213 TCP 78 [TCP Retransmission] 53432→50628 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666392 TSecr=0 WS=1
289  18.347206  10.194.1.11 -> 186.100.243.165 TCP 78 [TCP Retransmission] 48190→55956 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666392 TSecr=0 WS=1
290  18.355347  10.194.1.11 -> 132.113.122.241 TCP 78 [TCP Retransmission] 46068→50082 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666400 TSecr=0 WS=1
291  18.355362  10.194.1.11 -> 199.67.255.243 TCP 78 [TCP Retransmission] 55307→1772 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666400 TSecr=0 WS=1
313 292  18.355377  10.194.1.11 -> 195.34.252.83 TCP 78 [TCP Retransmission] 56378→714 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666400 TSecr=0 WS=1
293  18.355391  10.194.1.11 -> 185.6.242.71 TCP 78 [TCP Retransmission] 40762→55478 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124666400 TSecr=0 WS=1
310  20.345306  10.194.1.11 -> 79.173.66.91 TCP 78 [TCP Retransmission] 48378→36800 [SYN] Seq=0 Win=7300 Len=0 MSS=1460 SACK_PERM=1 TSval=124668390 TSecr=0 WS=1
319 ^C

В чём может быть причина? Подсеть 10.194.0.0/16 отведена под виртуальные машины. Провайдер использует DPI

В чём причина и нормальное ли это поведение для виртуальных машин на KVM?

★★★★★

у тебя сеть враскоряку, ни одного ACK или payload пакета не видно
Дебажь L3 сначала

zolden ★★★★★ ()
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