Patent ID: 8503429

Claim:
A SIP network element, for processing messages received from other SIP elements in a network of SIP elements, wherein the element is configured to receive an unparsed SIP request message associated with a predetermined type of SIP request message, the unparsed SIP request message comprising a plurality of headers and data associated with each of the headers and wherein no transaction context is maintained thereon, the element further comprising: a message analyzer to perform a search on the unparsed SIP request message targeting only a selected subset of the headers to generate an extracted data set from the unparsed SIP request message; a processing logic component for processing the extracted data set to produce a response data set; a message creation component configured to create a response message of a predetermined type associated with the received request message, the response message comprising the response data set from the received request message; and a message sending component configured to send the response message to a destination identified in the response message.