¹⁶. This is important because a mobile requiring a handoff to a cell without any available channels will be dropped. This type of service disruption is to be avoided at all costs. It is considered better to refuse new calls originating in a cell than to drop calls because there are no channels to handoff to. So service might be denied to new originating calls in order to preserve one or two available channels for handoffs. With DCA this is becoming less of an issue.