The state of FSPF's 'neighbor state machine', which is
the operational state of the interaction with the
neighbor's interface which is connected to this interface.
If the 'fspfIfAdminStatus' is down(2), then this object
should be down (1). If the 'fspfIfAdminStatus' is up (2)
then this object should be take any of the possible values
depending on the state of FSPF's 'neighbor state machine'
on this interface on this VSAN.