The value of this variable indicates the PLCP
status as indicated by the three-bit PLCP LSS
code received from the remote end. Connected is
LSS code #0, linkUp is LSS code #6, and linkDown is
code #3. OtherCode means that one of the other five
possible code values is being received. OutOfFrame
means that the PLCP is in the out of frame state,
and therefore there is no code being received.