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IMS Growth: The Handset Connection
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When fully realized, IMS will allow users to access familiar communication services on either mobile or fixed network devices. But why aren’t handset manufacturers more rapidly adopting IMS? Here is a look at what is required to make it happen.
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Fixed Mobile Convergence: Where Does Perception End and Reality Begin?
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The buzz over fixed/mobile convergence (FMC) is still out there. But the reality of the situation is that when FMC finally does emerge from being an “budding” technology to become a viable economic force in the marketplace, it may not resemble what the industry perceived it to be.
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Simplified Application Call/Session Control for Evolving Networks
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he Home Subscriber Server (HSS) is an important new system in the IMS environment and can be thought of as the modern day Home Location Register (HLR). However, the HSS as a monolithic database represents a potential single point of failure and a highly attractive target for both internal and external attacks. Here are some thoughts of safeguarding such systems.
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IPRD and the VoIP Migration at the Core of Telephony Networks
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A revolution is taking place on the Internet, with new sites redefining how we interact online. But the new wave of Internet applications has its unintended victims. One of them turns out to be the Domain Name System (DNS). MySpace and YouTube substantially increase the DNS query load for carriers -- slowing things down for everyone.
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The Future IC/UC Net Will Be Federated
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Unified Communications will only become valuable when we can use them to reach anyone, anywhere, anytime. To paraphrase Metcalfe’s Law: the usefulness, or utility, of interactive communication equals the square of the number of users. Our only options for delivering this network nirvana are the Internet or the Federnet - a federation of managed IP networks. Here are seven fundamental IP network precepts driving the emergence of the Federnet for IC/UC.
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The Pervasive Network Access Voyage
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Large organizations must strike a balance between network access and security for internal and external user. With ever-changing business needs and a persistent increase in the number of network users, CIOs should turn their attention to a new, more holistic architecture called Pervasive Network Access. The aim is to enforce access and business policies across any mix of user roles, endpoint devices and network technologies.
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Provisioning Standards Help Internet Voice Providers Compete With Telecom Providers
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The first wave of Internet-based Voice Service Providers built their services with proprietary provisioning systems. In recent years, several standards for provisioning IP-based voice and other IP services have emerged. For instance, PacketCable3 defines provisioning standards for voice-enabled cable modems. For CPE devices that connect to DSL networks, there is the TR-069 standard. Here is a look.
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