Value REV_DNS (\S+)
Value IP_ADDRESS (\S+)
Value MAC_ADDRESS (\S+)
Value HW_TYPE (\S+)
Value INTERFACE (\S+)

Start
  ^${REV_DNS}\s+\(${IP_ADDRESS}\)\s+\S+\s+${MAC_ADDRESS}\s+\[${HW_TYPE}\]\s+\S+\s+${INTERFACE}$$ -> Record
  ^${REV_DNS}\s+\(${IP_ADDRESS}\)\s+\S+\s+<${MAC_ADDRESS}>\s+\S+\s+${INTERFACE}$$ -> Record
  ^\s*$$
  ^. -> Error
