| 摘要 |
A network switching device, and corresponding method and computer program, comprising an ingress module adapted to receive frames of data from a channel, wherein each frame of data has one of a plurality of classes of service, and to store the data in one or more buffers; and an egress module adapted to exercise flow control on the channel for each of the classes of service when the number of the buffers storing frames of data received from the channel and having the class of service but not yet transmitted from the network switching device exceeds a predetermined threshold for the class of service.
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