tag:
priority: 470
type: u32
help: 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) "

val_help: u32:1-99; BGP community list (standard)
val_help: u32:100-500; BGP community list (expanded)

end: /opt/vyatta/sbin/vyatta-policy.pl --update-community-list $VAR(@)