Trunk group tables

The starting time of the hour for which busy hour data was collected. The busy hour is that set of contiguous intervals during the day totaling an hour in which the trunk holding time for the trunk group was a maximum.

This is a busy hour item.

VDN tables

The starting time of the hour for which busy hour data was collected. The busy hour is that set of contiguous intervals during the day totaling one hour in which the number of INCALLS to the VDN was a maximum. This is a busy hour item.