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@tugberkugurlu
Last active November 8, 2020 13:52
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➜ tcpdump git:(master) ✗ sudo tcpdump -v -i lo0 port 4400
tcpdump: listening on lo0, link-type NULL (BSD loopback), capture size 262144 bytes
13:39:07.279292 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 44) localhost.61841 > localhost.ds-srv: Flags [S], cksum 0x0034 (incorrect -> 0xcb9b), seq 56667646, win 65535, options [mss 16324,nop,wscale 6,nop,nop,TS val 1631788011 ecr 0,sackOK,eol], length 0
13:39:07.279356 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 44) localhost.ds-srv > localhost.61841: Flags [S.], cksum 0x0034 (incorrect -> 0xfaeb), seq 2271595530, ack 56667647, win 65535, options [mss 16324,nop,wscale 6,nop,nop,TS val 1631788011 ecr 1631788011,sackOK,eol], length 0
13:39:07.279371 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 32) localhost.61841 > localhost.ds-srv: Flags [.], cksum 0x0028 (incorrect -> 0x5be9), ack 1, win 6371, options [nop,nop,TS val 1631788011 ecr 1631788011], length 0
13:39:07.279384 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x5be9), ack 1, win 6371, options [nop,nop,TS val 1631788011 ecr 1631788011], length 0
13:39:07.280054 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 311) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x013f (incorrect -> 0x7d3d), seq 1:280, ack 1, win 6371, options [nop,nop,TS val 1631788011 ecr 1631788011], length 279
13:39:07.280106 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x5ad6), ack 280, win 6367, options [nop,nop,TS val 1631788011 ecr 1631788011], length 0
13:39:07.284117 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 1321) localhost.ds-srv > localhost.61841: Flags [P.], cksum 0x0531 (incorrect -> 0x4403), seq 1:1290, ack 280, win 6367, options [nop,nop,TS val 1631788015 ecr 1631788011], length 1289
13:39:07.284141 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 32) localhost.61841 > localhost.ds-srv: Flags [.], cksum 0x0028 (incorrect -> 0x55d5), ack 1290, win 6351, options [nop,nop,TS val 1631788015 ecr 1631788015], length 0
13:39:07.284800 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 96) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x0068 (incorrect -> 0x56bd), seq 280:344, ack 1290, win 6351, options [nop,nop,TS val 1631788015 ecr 1631788015], length 64
13:39:07.284827 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x5586), ack 344, win 6366, options [nop,nop,TS val 1631788015 ecr 1631788015], length 0
13:39:07.284999 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 118) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x007e (incorrect -> 0x5367), seq 344:430, ack 1290, win 6351, options [nop,nop,TS val 1631788015 ecr 1631788015], length 86
13:39:07.285019 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x5531), ack 430, win 6365, options [nop,nop,TS val 1631788015 ecr 1631788015], length 0
13:39:07.285096 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 98) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x006a (incorrect -> 0x3d06), seq 430:496, ack 1290, win 6351, options [nop,nop,TS val 1631788015 ecr 1631788015], length 66
13:39:07.285111 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x54f0), ack 496, win 6364, options [nop,nop,TS val 1631788015 ecr 1631788015], length 0
13:39:07.285227 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 87) localhost.ds-srv > localhost.61841: Flags [P.], cksum 0x005f (incorrect -> 0xf8af), seq 1290:1345, ack 496, win 6364, options [nop,nop,TS val 1631788016 ecr 1631788015], length 55
13:39:07.285244 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 32) localhost.61841 > localhost.ds-srv: Flags [.], cksum 0x0028 (incorrect -> 0x54c5), ack 1345, win 6350, options [nop,nop,TS val 1631788016 ecr 1631788016], length 0
13:39:07.285327 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 63) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x0047 (incorrect -> 0xccc0), seq 496:527, ack 1345, win 6350, options [nop,nop,TS val 1631788016 ecr 1631788016], length 31
13:39:07.285345 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x5499), ack 527, win 6363, options [nop,nop,TS val 1631788016 ecr 1631788016], length 0
13:39:07.285369 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 76) localhost.ds-srv > localhost.61841: Flags [P.], cksum 0x0054 (incorrect -> 0xb483), seq 1345:1389, ack 527, win 6363, options [nop,nop,TS val 1631788016 ecr 1631788016], length 44
13:39:07.285381 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 32) localhost.61841 > localhost.ds-srv: Flags [.], cksum 0x0028 (incorrect -> 0x547a), ack 1389, win 6350, options [nop,nop,TS val 1631788016 ecr 1631788016], length 0
13:39:09.282205 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 67) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x004b (incorrect -> 0xfccc), seq 527:562, ack 1389, win 6350, options [nop,nop,TS val 1631790005 ecr 1631788016], length 35
13:39:09.282269 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0x44c0), ack 562, win 6363, options [nop,nop,TS val 1631790005 ecr 1631790005], length 0
13:39:20.322514 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 56) localhost.61841 > localhost.ds-srv: Flags [P.], cksum 0x0040 (incorrect -> 0x10a5), seq 562:586, ack 1389, win 6350, options [nop,nop,TS val 1631801030 ecr 1631790005], length 24
13:39:20.322557 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0xee86), ack 586, win 6362, options [nop,nop,TS val 1631801030 ecr 1631801030], length 0
13:39:20.322617 IP6 (flowlabel 0x36302, hlim 64, next-header TCP (6) payload length: 32) localhost.61841 > localhost.ds-srv: Flags [F.], cksum 0x0028 (incorrect -> 0xee91), seq 586, ack 1389, win 6350, options [nop,nop,TS val 1631801030 ecr 1631801030], length 0
13:39:20.322646 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [.], cksum 0x0028 (incorrect -> 0xee85), ack 587, win 6362, options [nop,nop,TS val 1631801030 ecr 1631801030], length 0
13:39:20.323231 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 56) localhost.ds-srv > localhost.61841: Flags [P.], cksum 0x0040 (incorrect -> 0x073b), seq 1389:1413, ack 587, win 6362, options [nop,nop,TS val 1631801030 ecr 1631801030], length 24
13:39:20.323280 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 32) localhost.ds-srv > localhost.61841: Flags [F.], cksum 0x0028 (incorrect -> 0xee6c), seq 1413, ack 587, win 6362, options [nop,nop,TS val 1631801030 ecr 1631801030], length 0
13:39:20.323286 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 20) localhost.61841 > localhost.ds-srv: Flags [R], cksum 0x001c (incorrect -> 0xf973), seq 56668233, win 0, length 0
13:39:20.323295 IP6 (flowlabel 0x10e19, hlim 64, next-header TCP (6) payload length: 20) localhost.61841 > localhost.ds-srv: Flags [R], cksum 0x001c (incorrect -> 0xf973), seq 56668233, win 0, length 0
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