每條記錄都有如下協(xié)議層
(1) Frame:?? 物理層的數(shù)據(jù)幀概況
(2)Ethernet II: 數(shù)據(jù)鏈路層以太網(wǎng)幀頭部信息
(3) Internet Protocol Version 4: 互聯(lián)網(wǎng)層IP包頭部信息
(4)Transmission Control Protocol:? 傳輸層的數(shù)據(jù)段頭部信息,此處