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IP Telephony
The next generation of enterprise communications depends on reliable, converged voice and data networks to reach its potential. Whether you're considering IP telephony deployment or troubleshooting quality issues before a unified communications installation, this section provides a wealth of resources on cost issues, IP telephony products and systems, network planning and testing, VoIP protocols, implementation help, QoS and security issues.
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IP Telephony ROI
Migrating to IP telephony usually involves proving ROI before you proceed. Here you'll find a library of articles on VoIP cost issues, resources for figuring cost and justifying deployment, case studies that show how your peers leveraged their investments, and our popular VoIP ROI ...
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IP Telephony Systems
This page offers product news and advice to help select the right enterprise IP telephony hardware, software or services. You'll find resources on IP PBXs, hybrid PBXs, media servers and VoIP gateways.
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Network Planning and Testing for IP Telephony
Preparing the network for IP telephony is essential to a successful migration – most IP telephony problems, like jitter, latency, and echo, are due to network deficiencies. Here you'll find tips and advice about best practices for determining network requirements and testing and ...
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VoIP Implementation
Here you'll find VoIP migration strategy articles and advice to plan for a VoIP implementation, including integrating your network and hybrid systems, mapping IP PBX migration, overcoming interoperability issues and troubleshooting common deployment problems.
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VoIP Protocols
Knowledge of VoIP protocols is important to ensure that your IP telephony and unified communications applications work together seamlessly. Find resources on SIP (Session Initiation Protocol) and H.323 and learn how the protocols affect a system's function and potential.
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VoIP QoS
Ensuring VoIP quality of service (QoS) is important for overall network and application performance. Learn how to define traffic policies that prioritize traffic flows and manage resources, and how to use QoS to control and manage packet loss, jitter, latency and bandwidth for reliable ...
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VoIP Security
VoIP vulnerabilities are growing as attacks become more sophisticated. On this page, you'll find news to keep you abreast of new and existing security threats to VoIP and advice for selecting the best security products and tools to protect your VoIP and communications systems.
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