request_initial_data — gets current data when client connection is made.
(request_initial_data yes|no|0|1)
yes|no|0|1
Choose yes or 1 to request
the data, or no or 0 to not
make the request.
A message indicating success or error. Please refer to Return Syntax for details.
This command causes a DataHub instance to send the current value of all points when the client connects.