When the offered load of a data communication path exceeds the capacITy.

In addITion suITable contents:
[ ad ] [ at ] [ ca ] [ capacITy ] [ cat ] [ ci ] [ co ] [ com ] [ data ] [ ed ] [ ee ] [ er ] [ h ] [ io ] [ IT ] [ load ] [ mm ] [ mu ] [ ni ] [ om ] [ pa ] [ path ] [ re ] [ th ]