Nakpo Kim

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The IP multimedia subsystem (IMS) could very well be the best solution for most telecom operators. The more recent releases have included interfaces to fixed line networks and wireless LANs. This has consequences both for the migration of the core network as well as the integration of future mobile services and applications. Also, an interworking between(More)
Instant Messaging is a very popular service in wire and wireless networks. Also, numerous IM communities have been created ,and multiple operators in the world have developed platforms supporting IM services in different environments. Therefore, IM interworking between hetero-geneous networks is considered to be a major step in order to enlarge IM(More)
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