21:29:22.790306 IP6 (flowlabel 0xe1bad, hlim 64, next-header TCP (6) payload length: 40) ::1.51562 > ::1.4444: Flags [S], cksum 0x0030 (incorrect -> 0xa655), seq 1554701476, win 43690, options [mss 65476,sackOK,TS val 33482457 ecr 0,nop,wscale 7], length 0
21:29:22.790320 IP6 (flowlabel 0xe65f7, hlim 64, next-header TCP (6) payload length: 20) ::1.4444 > ::1.51562: Flags [R.], cksum 0x001c (incorrect -> 0x9bb8), seq 0, ack 1554701477, win 0, length 0
21:29:22.790378 IP (tos 0x0, ttl 64, id 55397, offset 0, flags [DF], proto TCP (6), length 60)
    127.0.0.1.37328 > 127.0.0.1.4444: Flags [S], cksum 0xfe30 (incorrect -> 0xec81), seq 3991682748, win 43690, options [mss 65495,sackOK,TS val 33482457 ecr 0,nop,wscale 7], length 0
21:29:22.790395 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 60)
    127.0.0.1.4444 > 127.0.0.1.37328: Flags [S.], cksum 0xfe30 (incorrect -> 0x02c8), seq 3805683194, ack 3991682749, win 43690, options [mss 65495,sackOK,TS val 33482457 ecr 33482457,nop,wscale 7], length 0
21:29:22.790411 IP (tos 0x0, ttl 64, id 55398, offset 0, flags [DF], proto TCP (6), length 52)
    127.0.0.1.37328 > 127.0.0.1.4444: Flags [.], cksum 0xfe28 (incorrect -> 0xd50c), ack 1, win 342, options [nop,nop,TS val 33482457 ecr 33482457], length 0
21:29:22.790450 IP (tos 0x0, ttl 64, id 55399, offset 0, flags [DF], proto TCP (6), length 52)
    127.0.0.1.37328 > 127.0.0.1.4444: Flags [F.], cksum 0xfe28 (incorrect -> 0xd50b), seq 1, ack 1, win 342, options [nop,nop,TS val 33482457 ecr 33482457], length 0
21:29:22.790554 IP (tos 0x0, ttl 64, id 64290, offset 0, flags [DF], proto TCP (6), length 52)
    127.0.0.1.4444 > 127.0.0.1.37328: Flags [F.], cksum 0xfe28 (incorrect -> 0xd50a), seq 1, ack 2, win 342, options [nop,nop,TS val 33482457 ecr 33482457], length 0
21:29:22.790572 IP (tos 0x0, ttl 64, id 55400, offset 0, flags [DF], proto TCP (6), length 52)
    127.0.0.1.37328 > 127.0.0.1.4444: Flags [.], cksum 0xfe28 (incorrect -> 0xd50a), ack 2, win 342, options [nop,nop,TS val 33482457 ecr 33482457], length 0