What does the different timestamps in the timetable mean?

Ship-from node - Time of departure from specified node.
Ship-to node - Time of arrival at specified node.
Cancel Time - Last time to unbook the shipment with the forwarder.
Loading Time - Time when the goods needs to be ready for pickup.
Lead time - Expected lead time of delivery
POD/ATA - is the shipment expected to receive a Proof of delivery or an Actual time of arrival from the carrier?
Ship-to zone - Time of arrival at specified zone (an alternative to Ship-to node).