ssh ethernet tunnel jumbo frame udp is not work

[Алексей Болдырев]

root at ne-vlezay80:~# tcpdump -i tap0 -n
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on tap0, link-type EN10MB (Ethernet), capture size 262144 bytes
00:23:53.206672 ARP, Request who-has 10.194.0.2 tell 10.194.0.200, length 28
00:23:53.206691 ARP, Reply 10.194.0.2 is-at 52:54:00:38:b9:0b, length 28
00:23:53.710691 STP 802.1d, Config, Flags [none], bridge-id 8000.52:54:00:48:98:88.8000, length 35
00:23:55.559070 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [S], seq 2722613399, win 29200, options [mss 1460,sackOK,TS val 2910016 ecr 0,nop,wscale 6], length 0
00:23:55.559212 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [S.], seq 4252447420, ack 2722613400, win 26928, options [mss 2460,sackOK,TS val 3706806890 ecr 2910016,nop,wscale 5], length 0
00:23:55.559571 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [.], ack 1, win 457, options [nop,nop,TS val 2910016 ecr 3706806890], length 0
00:23:55.559589 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [P.], seq 1:38, ack 1, win 457, options [nop,nop,TS val 2910016 ecr 3706806890], length 37
00:23:55.559879 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [.], ack 38, win 842, options [nop,nop,TS val 3706806891 ecr 2910016], length 0
00:23:55.559913 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [P.], seq 1:2, ack 38, win 842, options [nop,nop,TS val 3706806891 ecr 2910016], length 1
00:23:55.560094 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [.], ack 2, win 457, options [nop,nop,TS val 2910016 ecr 3706806891], length 0
00:23:55.560153 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [P.], seq 38:42, ack 2, win 457, options [nop,nop,TS val 2910016 ecr 3706806891], length 4
00:23:55.600656 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [.], ack 42, win 842, options [nop,nop,TS val 3706806932 ecr 2910016], length 0
00:23:55.601099 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [P.], seq 42:117, ack 2, win 457, options [nop,nop,TS val 2910026 ecr 3706806932], length 75
00:23:55.601593 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [.], ack 117, win 842, options [nop,nop,TS val 3706806932 ecr 2910026], length 0
00:23:55.601639 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [P.], seq 2:3, ack 117, win 842, options [nop,nop,TS val 3706806932 ecr 2910026], length 1
00:23:55.602041 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 4
00:23:55.602627 IP 10.194.0.2.5201 > 10.194.0.200.43100: UDP, length 4
00:23:55.642352 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [.], ack 3, win 457, options [nop,nop,TS val 2910036 ecr 3706806932], length 0
00:23:55.642564 IP 10.194.0.2.5201 > 10.194.0.200.50356: Flags [P.], seq 3:5, ack 117, win 842, options [nop,nop,TS val 3706806974 ecr 2910036], length 2
00:23:55.642763 IP 10.194.0.200.50356 > 10.194.0.2.5201: Flags [.], ack 5, win 457, options [nop,nop,TS val 2910037 ecr 3706806974], length 0
00:23:55.642876 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:55.642925 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.642966 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.643025 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.643058 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.643115 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.723126 STP 802.1d, Config, Flags [none], bridge-id 8000.52:54:00:48:98:88.8000, length 35
00:23:55.743187 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:55.743240 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.743283 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.743327 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.743353 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.743357 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843261 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:55.843344 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843456 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843501 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843508 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843527 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843558 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:55.843563 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843566 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843570 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843573 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.843577 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.943215 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:55.943267 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.943272 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.943275 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.943279 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:55.943282 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043339 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:56.043489 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043535 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043544 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043548 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043552 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043589 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:56.043594 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043597 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043601 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043604 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.043608 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143438 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:56.143568 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143573 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143576 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143581 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143585 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143625 IP 10.194.0.200.43100 > 10.194.0.2.5201: UDP, length 8192
00:23:56.143632 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143635 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143639 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143642 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
00:23:56.143646 IP 10.194.0.200 > 10.194.0.2: ip-proto-17
^C
75 packets captured
141 packets received by filter
0 packets dropped by kernel