| 摘要 |
An apparatus having a corresponding method and computer program comprises one or more ports each to transmit and receive packets of data; a classifier to determine one or more attributes for each of the packets of data; one or more counters for each of the ports, wherein each counter counts a number of the packets of data passing through the respective one of the ports and having a predetermined attribute, wherein a respective counter threshold is associated with each of the counters; and a security circuit to cause each of the ports to perform at least one of a plurality of predetermined actions when a count of a respective one of the counters exceeds a respective counter threshold.
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