Value CLOCK_STATUS (\w+)
Value CLOCK_STRATUM (\d+)
Value REFERENCE_CLOCK_ID (\S+)
Value NOMINAL_FREQUENCY (\S+\s+\S+)
Value ACTUAL_FREQUENCY (\S+\s+\S+)
Value CLOCK_PRECISION (\S+)
Value CLOCK_OFFSET (\S+\s+\S+)
Value CLOCK_DELAY (\S+\s+\S+)
Value ROOT_DISPERSION (\S+\s+\S+)
Value PEER_DISPERSION (\S+\s+\S+)
Value REFERENCE_TIME (.*)
Value SYNCHRONIZATION_STATE (\w+\s+\w+)

Start
  ^\s+clock\s+status:\s+${CLOCK_STATUS}
  ^\s+clock\s+stratum:\s+${CLOCK_STRATUM}
  ^\s+reference\s+clock\s+ID:\s+${REFERENCE_CLOCK_ID}
  ^\s+nominal\s+frequency:\s+${NOMINAL_FREQUENCY}
  ^\s+actual\s+frequency:\s+${ACTUAL_FREQUENCY}
  ^\s+clock\s+precision:\s+${CLOCK_PRECISION}
  ^\s+clock\s+offset:\s+${CLOCK_OFFSET}
  ^\s+root\s+delay:\s+${CLOCK_DELAY}
  ^\s+root\s+dispersion:\s+${ROOT_DISPERSION}
  ^\s+peer\s+dispersion:\s+${PEER_DISPERSION}
  ^\s+reference\s+time:\s+${REFERENCE_TIME}
  ^\s+synchronization\s+state:\s+${SYNCHRONIZATION_STATE}
  ^. -> Error
