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6
QuALIty of servIce
6.1 Introduction
For supporting multimedia applications, it is desirable that an ad
hoc network has a provision of quality of service (QoS). However,
providing the QoS in a mobile ad hoc network is a challenging task.
Quality of Service (QoS) means that the network should provide
some kind of guarantee or assurance about the level or grade of ser-
vice provided to an application. e definition for QoS and the QoS
parameter may be considered different for different applications,
which purely depends upon specific requirements of an application.
For example, an application that is delay sensitive may require the
QoS in terms of delay guarantees. Some applications may require
that the packets should flow at certain minimum bandw ...