By Pramode K. Verma,Ling Wang

This publication addresses 3 very important concerns in VoIP networks: caliber of provider, pricing and security.

In addressing caliber of provider (QoS), it introduces the suggestion of hold up now not exceeding an higher restrict, termed the bounded hold up, to degree the standard of carrier in VoIP networks. Queuing versions are brought to degree functionality by way of bounded delays. Closed shape ideas bearing on the effect of bounding delays on throughput of VoIP site visitors are supplied. site visitors that exceeds the hold up threshold is taken care of as misplaced throughput. the implications addressed can be utilized in scaling assets in a VoIP community for various thresholds of applicable delays. either unmarried and a number of switching issues are addressed. a similar suggestion and research also are utilized on jitter, one other vital indicator of the VoIP QoS

This e-book additionally develops a pricing version in keeping with the standard of carrier supplied in VoIP networks. It offers the impression of caliber of VoIP carrier demanded by way of the client at the transmission assets required by way of the community utilizing an analytical strategy. additionally, it extends and applies the hold up throughput research constructed for VoIP networks in assessing the influence of hazards constituted by means of a couple of transportation channels, the place the danger linked to every one channel may be quantified through a identified distribution. ultimately, the publication explores components for destiny study that may be equipped at the origin of study presented.

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