Method and apparatus for discarding data packets
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United States of America Patent
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Nov 11, 2003
Issued Date -
N/A
app pub date -
May 19, 1999
filing date -
May 20, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A method, apparatus and article of manufacture for filtering a data packet. The data packet is classified a filter type according to a classification criteria. A size value of the data packet is added to a data count for the filter type. The filter type is compared to a committed information rate (CIR). The data packet is filtered if the data count exceeds the CIR or a burst rate. A status the data packet may optionally be altered if the data count exceeds the CIR. A priority of the data packet may optionally be reclassified if the data count exceeds the CIR.
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