| abstract |
(57) [Abstract] (Correction) [Problem] In communication control for performing selective retransmission, while communication processing is in a busy state, it is possible to stop information frame transmission from the other party including retransmission, while maintaining the communication connection. Provide a flow control method when the process is busy. In a communication control device 100-a, during a process busy occurrence 860-0, in a notification of a reception status by a status notification frame 30-0, an information frame 10-0, Regardless of the reception states of 10-1 and 10-2, the sender side 10 indicates that there is no credit 41-0 and no resend request 42-0. Notify 0-b. When communication processing is busy, useless transmission of information frames can be stopped and waste of line capacity can be avoided. |