PROCEDURE AT TRANSMISSION/TRANSFER OF DATA FILES

摘要

The invention relates to a procedure at transmission/transfer of data files from transmitting units to receiving units, at which examples of the data files which shall be transmitted/transferred are stored in a plurality of transmitting units. The invention also relates to a computer program including program steps for performing the steps in a procedure according to the invention, one by a computer readable medium including instructions for performing the steps in a procedure according to the invention, and a data packet at transmission/transfer of data files. According to the procedure, are in at least two transmitting units control commands received for request for transmission/transfer of a share each of at least one data file from a receiving unit. Said each share is then transmitted/transferred to said receiving unit from each of said at least two transmitting units together with information which indicates the position of said each share in said at least one data file.