Charging information transfer in the IMS
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United States of America Patent
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Feb 16, 2016
Grant Date -
May 15, 2014
app pub date -
Jul 5, 2011
filing date -
Jul 5, 2011
priority date (Note) -
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Abstract
Apparatus for use within an IP Multimedia Subsystem, IMS, network to handle Session Initiation Protocol, SIP, messages. The apparatus comprises a receiver for receiving a SIP message from a peer IMS node, and a SIP message inspector for inspecting a P-Charging-Vector, PCV, header within a received SIP message in order to detect the presence within the PCV header of a parameter and associated handling determinator. The apparatus further comprises a SIP message handler for determining, on the basis of a handling determinator and without reference to said associated parameter, an action or actions to be applied to said parameter and associated handling determinator.
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