Abstract:
There has been a significant amount of work
in the past decade to extend the IP architectures and to
provide QoS support for multimedia applications. IP
networks are evolving from a best-effort service support
model, where all transmissions are considered equal and
no delivery guarantees are made, to one that can provide
predictable support, according to specific QoS
requirements. Furthermore, recent applications are
associated with user interactions, and the ability to
browse different scenarios at the same time. All these
aspects made the researchers look for other solutions in
order to assure a QoS support. This paper includes the
results obtained in order to provide a global analysis of
the QoS parameters on four network layers, offers the
mobility effect over the QoS parameters, especially in
case of end-to-end delays introduced by handover
procedure in different wireless access systems categories.