Value TOPOGROUP (\d+)
Value MASTERVLAN (\d+)
Value L2PROTO (MRP|STP|RSTP|VSRP|ERP)

Start
  ^Topology Group\s+${TOPOGROUP} -> Continue
  ^\s+master-vlan\s+${MASTERVLAN} -> Continue
  ^\s+ethernet\s+([0-9\/]+)\s+${L2PROTO} -> Continue
  ^\s+Per -> Record