In today’s world we’ve come to expect reliability. Start a car, fire up a laptop, or use a telephone and we expect them to work. Frequently the same thinking cannot be applied to today’s converged IP communications where more and more traffic is being transmitted across increasingly congested networks, often with limited bandwidth resources. Critical network-dependent applications such as voice, gaming, IPTV, video downloads and conferencing, together with traditional data traffic, all add to increased risk of network overload resulting in dropped calls and jittery images, leading to increased end-user frustration in communications systems that are expected to work.

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