| 摘要 |
<p>PROBLEM TO BE SOLVED: To realize the system for distributing a packet transfer check/reception sensitivity check data. SOLUTION: This system consists of a transmission station device 1 and of a receiver station device 2 each having a plurality of channels with different transmission rates. A data transmission means 11 prepares the distribution and packet check designation means 12 designates number of packets to be checked at once by a receiver side based on a total number of packets calculated from a size of distribution data of data packets to be sent to the receiver side and informs the receiver side of the packet number. Upon the receipt of the data packets from the transmitter side by a data reception means 24, a packet check means 23 checks the reception state of each packet group of a generated designated number. On the occurrence of a reception error, the receiver side informs the transmitter side of a faulty packet group name (number) and the transmitter side sends the packet group again to the receiver side. Channel control means 15, 22 control channels between the transmission station device 1 and the receiver station device 2 respectively via channel ports 14, 21.</p> |
