IOC orders that are not filled immediately are cancelled.
This timestamp information is subdivided into release and cancel default check boxes to facilitate auto-execution events for a specific contract.
Release time- This is the timestamp that controls the transmission of the order.
Cancel time- This is the timestamp that terminates the order from the Active Orders window. Both release and cancel times can be set for a specific date in the future and at a certain number of hours/minutes/seconds.
Default checkbox-This is the specified time that is set for auto-execution to display the time sequence.