2011年計算機等級二級VB輔導(dǎo)知識技巧總結(jié)（22）(3)

    DestEther As EtherAddr
    SourEther As EtherAddr
    ServType As Integer
    End Type
    Type IPAddr
    AddrByte（0 To 3） As Byte
    End Type
    Type IPPacketHead
    VerHLen As Byte
    Type1 As Byte
    TtlLen As Integer
    Id As Integer
    FlgOff As Integer
    TTL As Byte
    Proto As Byte
    ChkSum As Integer
    SourIP As IPAddr
    DestIP As IPAddr
    End Type