Improvements in or relating to session initiation protocol (SIP)

Improvements in or relating to session initiation protocol (SIP)

  • CN 1,934,840 A
  • Filed: 03/15/2005
  • Published: 03/21/2007
  • Est. Priority Date: 03/18/2004
  • Status: Active Application
First Claim
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1. a SIP network element is used for handling the message that receives from other SIP unit of SIP unit networks,Wherein this unit is fit to receive the sip request message of predefined type, and this request comprises a plurality of headers and the data relevant with each header,This unit also comprises:

  • Message retrieval function, this function are fit to extract data from the predetermined selection of described header,Be used to handle the processing logic of the data of extracting;

    Produce the device of the predefined type response message that is associated with the request that receives, this response message comprises the data of extracting from receive message;

    AndThe message that produces is sent to the device of destination, and this destination is identified in the response message of generation.

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