Value Required IP_ADDRESS ([A-Fa-f0-9:\.]+)
Value TYPE (\S+)
Value MAC_ADDRESS (\S+)
Value FLAGS (\S+)
Value INTERFACE (\S+)

Start
  ^${IP_ADDRESS}\s+(${TYPE}|)\s+${MAC_ADDRESS}\s+(${FLAGS}|)\s+${INTERFACE}$$ -> Record
  ^Address\s+HWtype\s+HWaddress\s+Flags\s+Mask\s+Iface\s*$$
  ^\s*$$
  ^. -> Error
