tag:
type: u32
help: Set Border Gateway Protocol (BGP) community-list filter
syntax:expression: $VAR(@) >= 1 && $VAR(@) <= 500; " 
community-list must be 
  <1-99>\tBGP community list (standard) 
  <100-500>\tBGP community list (expanded) "
comp_help: \1  <1-99>\tBGP community list (standard)
  <100-500>\tBGP community list (expanded)
end: /opt/vyatta/sbin/vyatta-policy.pl --update-community-list $VAR(@)