BUFFERING PACKETS ACCORDING TO THEIR ADDRESSES

摘要

A communication interface for providing an interface between a first data processing apparatus and a data link, the first data processing apparatus being connectable to a second data processing apparatus via the data link, the communication interface comprising: an input port for receiving from the first data processing apparatus groups of data for transmission to the second data processing apparatus, each group of data having a destination address indicating a region of memory in the second data processing apparatus; a plurality of buffers for storing groups of data received by the input port; and a control unit arranged to select, for each such group of data, one of the plurality of buffers in which to store the group of data, the control unit selecting the said one of the plurality of buffers in dependence on the destination address of the group.