×

Content Based Overload Protection

  • US 20140254368A1
  • Filed: 11/14/2012
  • Published: 09/11/2014
  • Est. Priority Date: 11/14/2012
  • Status: Active Grant
First Claim
Patent Images

1. An apparatus, comprising:

  • a processor;

    an interface for receiving and transmitting packets to external units over a communication interface, whereinthe interface comprises a first layer filter operating according to first level filtering rules and first packet queues,the processor comprises at least one kernel, a second layer filter operating according to second level filtering rules, and second packet queues,the apparatus is adapted for delivering at least parts of a packet from a first packet queue to the second layer filter and delivering at least part of a packet in the second layer filter to a second packet queue and further to an application,for a packet received on the communication interface, the apparatus is further configured to;

    deliver parts of the packet to the first layer filter;

    apply first level filtering;

    perform first sorting according to the first level filtering rules and deliver parts of the packet to one of the first packet queues in dependence on the first sorting;

    deliver the packet to second layer filter from kernel or from first packet queues;

    apply second level filtering;

    perform second sorting of parts of the packet according to the second level filtering rules anddeliver parts of the packet to one of the applications in dependence on the second sorting.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×