The telecommunication world is evolving towards networks and different services. It is
necessary to ensure interoperability between different networks to provide seamless and on …

Mission-critical Communication Systems that are adaptable for use with the latest generation
of multimedia services are crucial for system users. To determine the set of requirements that …

We consider the equational theory Z of A-calculus extended with constants n, ng, rt, and
axioms for surjective pairing: rg (x)= X, r (XY)= Y, trĀ)(X)= X. The reduction system that one …

The performance of IMS affect mission critical applications which has a strict requirements
due to its special operating nature and associated tasks. End-end Delay of the access …

The paper focuses on end-to-end resilience analysis of the IMS based network through the
principal resilience parameters by using OPNET. The resilience behaviours of …

This paper evaluated resilience of the reference IMS based network topology in operation
through the keys reliability parameters via OPNET. The reliability behaviors of …

Multimedia applications are becoming increasingly important in areas such as education
(digital libraries, training, presentation, distance learning), health care (telemedicine, health …

In IP multimedia subsystem (IMS), in order to have a multimedia service first a session
should be established. The signaling part is done by the SIP protocol-the most important …

In this chapter, the most important protocols that controls the operation of the end-to-end
system and has implications on the overall performance aspects will be presented. Then …

The growing demand for wireless and mobile services has set the recent research sights on
mobility support and QoS provisioning for next generation IPv6 networks. To provide …