15        Next Page
  14        Acknowledge
  13        Remote Fault
  12        Technology Ability Field
  11        Asymetric Pause
  10        Pause Capable
  9         100BASE-T4 Capability
  8         100BASE-TX Full-duplex Capability
7          100BASE-TX Half-duplex Capability
6          10BASE-T Full-duplex Capability
5          10BASE-T Half-duplex Capability
4:0        Selector Field