14:45:40.452409 IP (tos 0x0, ttl 64, id 25518, offset 0, flags [DF], proto TCP (6), length 60)
172.30.13.1.52432 > 172.30.0.13.8443: Flags [S], cksum 0x6579 (incorrect -> 0xd8b5), seq 851566614, win 64960, options [mss 1160,sackOK,TS val 1087884271 ecr 0,nop,wscale 7], length 0
0x0000: 4500 003c 63ae 4000 4006 71c3 ac1e 0d01 E..<c.@.@.q.....
0x0010: ac1e 000d ccd0 20fb 32c1 e016 0000 0000 ........2.......
0x0020: a002 fdc0 6579 0000 0204 0488 0402 080a ....ey..........
0x0030: 40d7 cbef 0000 0000 0103 0307 @...........
14:45:44.217206 IP (tos 0x0, ttl 64, id 31613, offset 0, flags [DF], proto TCP (6), length 60)
172.30.13.1.59460 > 172.30.0.13.8443: Flags [S], cksum 0x6579 (incorrect -> 0xf7fa), seq 3712805916, win 64960, options [mss 1160,sackOK,TS val 1087888036 ecr 0,nop,wscale 7], length 0
0x0000: 4500 003c 7b7d 4000 4006 59f4 ac1e 0d01 E..<{}@.@.Y.....
0x0010: ac1e 000d e844 20fb dd4c ec1c 0000 0000 .....D...L......
0x0020: a002 fdc0 6579 0000 0204 0488 0402 080a ....ey..........
0x0030: 40d7 daa4 0000 0000 0103 0307 @...........
14:45:45.224398 IP (tos 0x0, ttl 64, id 31614, offset 0, flags [DF], proto TCP (6), length 60)
172.30.13.1.59460 > 172.30.0.13.8443: Flags [S], cksum 0x6579 (incorrect -> 0xf40b), seq 3712805916, win 64960, options [mss 1160,sackOK,TS val 1087889043 ecr 0,nop,wscale 7], length 0
0x0000: 4500 003c 7b7e 4000 4006 59f3 ac1e 0d01 E..<{~@.@.Y.....
0x0010: ac1e 000d e844 20fb dd4c ec1c 0000 0000 .....D...L......
0x0020: a002 fdc0 6579 0000 0204 0488 0402 080a ....ey..........
0x0030: 40d7 de93 0000 0000 0103 0307 @...........
14:45:47.240395 IP (tos 0x0, ttl 64, id 31615, offset 0, flags [DF], proto TCP (6), length 60)
172.30.13.1.59460 > 172.30.0.13.8443: Flags [S], cksum 0x6579 (incorrect -> 0xec2b), seq 3712805916, win 64960, options [mss 1160,sackOK,TS val 1087891059 ecr 0,nop,wscale 7], length 0
0x0000: 4500 003c 7b7f 4000 4006 59f2 ac1e 0d01 E..<{.@.@.Y.....
0x0010: ac1e 000d e844 20fb dd4c ec1c 0000 0000 .....D...L......
0x0020: a002 fdc0 6579 0000 0204 0488 0402 080a ....ey..........
0x0030: 40d7 e673 0000 0000 0103 0307 @..s........點解你個checksum次次都一樣