Value Required PEER_IP ([0-9a-f:\.]+)
Value Required PEER_AS (\d+)
Value IN_PKT (\d+)
Value OUT_PKT (\d+)
Value OUT_Q (\d+)
Value FLAPS (\d+)
Value LAST_FLAP (\S+)
Value UP_DOWN (\S+)
Value STATE (\S+)
Value INTERFACE (\S+)
Value ACTIVE (\d+)
Value RECEIVED (\d+)
Value ACCEPTED (\d+)
Value DAMPED (\d+)

Start
  ^Groups: -> BGP
#  ^\s+. -> Error

BGP
  ^Peer\s+AS\s+InPkt\s+OutPkt\s+OutQ\s+Flaps\s+Last\s+Up\/Down\s+State\|#Active\/Received\/Accepted\/Damped...$$
  ^${PEER_IP}\s+${PEER_AS}\s+${IN_PKT}\s+${OUT_PKT}\s+${OUT_Q}\s+${FLAPS}\s+${LAST_FLAP}\s+${UP_DOWN}\s+${STATE} 
  ^\s+${INTERFACE}:\s+${ACTIVE}\/${RECEIVED}\/${ACCEPTED}\/${DAMPED} -> Record
#  ^\s+. -> Error
