請問為啥有第8和9行資料？
1 61.135.250.208 0.000000 123.58.176.161 tcp 58529 > mysql [syn] seq=0 win=5840 len=0 mss=1460 sack_perm=1 tsv=1882700093 tser=0 ws=9
2 123.58.176.161 0.000008 61.135.250.208 tcp mysql > 58529 [syn, ack] seq=0 ack=1 win=5792 len=0 mss=1460 sack_perm=1 tsv=1826765714 tser=1882700093 ws=7
3 61.135.250.208 0.033919 123.58.176.161 tcp 58529 > mysql [ack] seq=1 ack=1 win=6144 len=0 tsv=1882700127 tser=1826765714
4 123.58.176.161 0.645699 61.135.250.208 mysql server greeting proto=10 version=5.0.77
5 61.135.250.208 0.679681 123.58.176.161 tcp 58529 > mysql [ack] seq=1 ack=57 win=6144 len=0 tsv=1882700773 tser=1826766359
6 61.135.250.208 0.682501 123.58.176.161 mysql login request user=root db=sbtest
7 123.58.176.161 0.682514 61.135.250.208 tcp mysql > 58529 [ack] seq=57 ack=70 win=5888 len=0 tsv=1826766396 tser=1882700776
8 123.58.176.161 0.682543 61.135.250.208 mysql response
9 61.135.250.208 0.716524 123.58.176.161 mysql request unknown (73)
10 123.58.176.161 0.716571 61.135.250.208 mysql response ok
11 61.135.250.208 0.750578 123.58.176.161 mysql request query
12 123.58.176.161 0.775609 61.135.250.208 mysql response
13 61.135.250.208 0.809629 123.58.176.161 mysql request quit
14 61.135.250.208 0.809672 123.58.176.161 tcp 58529 > mysql [fin, ack] seq=124 ack=1175 win=8192 len=0 tsv=1882700903 tser=1826766489
15 123.58.176.161 0.809682 61.135.250.208 tcp mysql > 58529 [fin, ack] seq=1175 ack=125 win=5888 len=0 tsv=1826766523 tser=1882700903
18 61.135.250.208 0.843607 123.58.176.161 tcp 58529 > mysql [ack] seq=125 ack=1176 win=8192 len=0 tsv=1882700937 tser=1826766523
我另一台機器上的抓包結果如下：
3 61.135.250.208 5.385221 123.58.176.148 tcp 59456 > mysql [syn] seq=0 win=5840 len=0 mss=1460 sack_perm=1 tsv=1882748877 tser=0 ws=9
4 123.58.176.148 5.385249 61.135.250.208 tcp mysql > 59456 [syn, ack] seq=0 ack=1 win=5792 len=0 mss=1460 sack_perm=1 tsv=50973113 tser=1882748877 ws=8
5 61.135.250.208 5.419970 123.58.176.148 tcp 59456 > mysql [ack] seq=1 ack=1 win=6144 len=0 tsv=1882748911 tser=50973113
6 123.58.176.148 5.421170 61.135.250.208 mysql server greeting proto=10 version=5.0.77
7 61.135.250.208 5.455861 123.58.176.148 tcp 59456 > mysql [ack] seq=1 ack=57 win=6144 len=0 tsv=1882748947 tser=50973149
8 61.135.250.208 5.458798 123.58.176.148 mysql login request user=root db=sbtest
9 123.58.176.148 5.458822 61.135.250.208 tcp mysql > 59456 [ack] seq=57 ack=70 win=5888 len=0 tsv=50973187 tser=1882748950
//驗證通過，mysql內容為7個位元組，
10 123.58.176.148 5.464581 61.135.250.208 mysql response ok
11 61.135.250.208 5.499326 123.58.176.148 mysql request query
12 123.58.176.148 5.513765 61.135.250.208 mysql response
13 61.135.250.208 5.548542 123.58.176.148 mysql request quit
14 61.135.250.208 5.548557 123.58.176.148 tcp 59456 > mysql [fin, ack] seq=111 ack=1170 win=8192 len=0 tsv=1882749040 tser=50973242
17 123.58.176.148 5.549181 61.135.250.208 tcp mysql > 59456 [fin, ack] seq=1170 ack=112 win=5888 len=0 tsv=50973277 tser=1882749040
19 61.135.250.208 5.583829 123.58.176.148 tcp 59456 > mysql [ack] seq=112 ack=1171 win=8192 len=0 tsv=1882749075 tser=50973277
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