| 摘要 |
A method of controlling data to be routed in a data communications network, the network comprising at least a first network node connected via a communications link to a second network node, the method comprising the computer-implemented steps of: monitoring communications at the first network node; in response to data received by the first network node, sending a filter control message, said filter control message including information for updating filter characteristics at the second network node; receiving at the second node a filter control message; and in response to the filter control message, updating filter characteristics at the second network node.
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