Method and apparatus for granting access by a portable phone to multimedia services

An enhanced IMS AKA (21) that allows a UE to register with IMS for all multimedia applications to which it is subscribed. Some of the message content of some of the IMS AKA messages (22) per TS 3GPP 33.203 v 1.0.0 is augmented, and in particular, the message content of CM2 is augmented to include a...

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Bibliographic Details
Main Author STIRBU VLAD ALEXANDRU
Format Patent
LanguageEnglish
Published 21.08.2003
Edition7
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
WIRELESS COMMUNICATIONS NETWORKS
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Summary:An enhanced IMS AKA (21) that allows a UE to register with IMS for all multimedia applications to which it is subscribed. Some of the message content of some of the IMS AKA messages (22) per TS 3GPP 33.203 v 1.0.0 is augmented, and in particular, the message content of CM2 is augmented to include a list of all services to which the UE is subscribed along with either information that allows establishing SAs for each service or information that could be used as keying material or other input for other security mechanisms specific to each service.
Bibliography:Application Number: US20020082534