The disclosure relates to a door
control system (100) for
remote operation of a door (1) by a user (20), the
system (100) comprises a door operator terminal (10) configured to be operated by the user (20), a door
operator control unit (30) configured to control operation of a door (1), a
processing circuitry (102a, 102b, 102c) operatively connected to the door operator terminal (10) and the door
operator control unit (30) configured to send, from the door operator terminal (10), a command message (CM) indicative of an instruction to the door
operator control unit (30), receive, at the door operator terminal (10), a
command response message (CRM) comprising a determined instruction from the door operator
control unit (30) and determine if the determined instruction comprised in the
command response message (CRM) corresponds to the instruction in the command message (CM) previously sent by the door operator terminal (10). The disclosure further relates to a method for
remote operation of a door (1) by a user (20) and a
computer program product (500).