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Providing control information to a management processor of a communications switch

  • US 20040081394A1
  • Filed: 12/22/2003
  • Published: 04/29/2004
  • Est. Priority Date: 01/31/2001
  • Status: Abandoned Application
First Claim
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1. A method for providing control information to a management processor of a communications switch connected in a data communications network, the method comprising:

  • receiving at the switch a datagram from the network, the datagram containing the control information;

    by control logic in the switch, storing the datagram in a buffer at an address accessible by the processor;

    by the control logic, setting a handshake flag in response to the datagram being stored at the address, the handshake flag being accessible by the processor;

    by the processor, accessing the control information stored in the datagram in response to the handshake flag being set and processing the control information;

    by the processor, resetting the handshake flag in response to the processing of the control information;

    by the control logic, discarding the datagram from the address in response to the handshake flag being reset.

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