TCPDUMP FLAGS
    Unskilled = URG = (Not Displayed in Flag Field, Displayed elsewhere)
    Attackers = ACK = (Not Displayed in Flag Field, Displayed elsewhere)
    Pester = PSH = [P] (Push Data)
    Real = RST = [R] (Reset Connection)
    Security = SYN = [S] (Start Connection)
    Folks = FIN = [F] (Finish Connection)
    SYN-ACK = [S.] (SynAcK Packet)
    [.] (No Flag Set)