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Data packet header conversion

  • US 7,324,516 B2
  • Filed: 08/14/2002
  • Issued: 01/29/2008
  • Est. Priority Date: 08/14/2002
  • Status: Active Grant
First Claim
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1. A method of converting a data packet from a first format compatible with a first network to a second format compatible with a second network, said method comprising:

  • storing the data packet, wherein the data packet has a first header in the first format;

    generating a header template having a plurality of static fields, the header template including, for an egress packet buffer, an IP header configured to be written to a first three quadwords of the egress packet buffer, an UDP header configured to be written to a fourth quadword of the egress packet buffer and an RTP header configured to be written to a fifth quadword of the egress packet buffer, the header template including, for an ingress packet buffer, a DSP header configured to be written to a fourth quadword and a fifth quadword of the ingress packet buffer;

    generating at least one dynamic field; and

    merging the header template with the first header and inserting the at least one dynamic field to form a converted header in the second format.

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