… The IP Multimedia Subsystem (IMS) is the technology that … informed about the reachability,
availability, and willingness of … of IP Multimedia Subsystem (IMS) suffers from triangular …

… The current version of IMS (IP Multimedia Subsystem) has several shortcomings that may act
as … cellular network and the availability and reliability of such database is much higher than …

The IP Multimedia Subsystem (IMS) is one promising candidate for merging currently deployed
circuit-switched and packet-switched voice and data networks into a service-based All-IP …

… The objective of Secure Service Provisioning (SSP) Framework is to cram the potential
attacks and security threats to IP Multimedia Subsystem (IMS) and to explore security solutions …

… and subsystems are also processed by the System Controller to provide high reliability and
… of system reliability and availability. We address the reliability and availability issues through …

… once the new asterisN instance is created and ready, the NFvo informs our mmas about
the availability of the new asterisN instance (step 22); this step is very important and allows …

… multimedia communications: • User location: Determination of the end system to be used
for communication. • User availability: … In this work we have to analyze the impact of different …

… for the media resource availability and for a new session creation. The Media Controller
instantiates a new session and, based on the resource availability the MMIF generates a SDP …

The 3GPP IP Multimedia Subsystem (IMS) specified as the service delivery platform of 3G
networks. Later this aim is updated by 3GPP, 3GPP2 and TISPAN for supporting networks …

… of an availability analysis is introduced and we illustrate the requirements for a network
availability analysis and detail on existing availability simulators. A market analysis and feature …