Policy control and billing support for call transfer in a session initiation protocol (SIP) network
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United States of America Patent
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Aug 15, 2006
Grant Date -
Sep 18, 2003
app pub date -
Sep 4, 2002
filing date -
Mar 12, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A session initiation protocol (SIP) server adds billing and authentication information to conventional SIP messages used in establishing call transfers. This additional information is later verified by a SIP server and used to enable advanced billing and fraud protection features for call transfers in a SIP telecommunications network.
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