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IP Telephony Systems

  • Top 10 books: Best-selling IP telephony and UC titles

    This top 10 list of best-selling IP telephony and unified communications (UC) books includes such hot topics as SIP and SIP trunking, cloud computing, PBXs and IP telephony and is based on sales from VoiceCon 2010.  Top 10

  • Tutorial: Evaluating and managing telecom carrier services

    Without proper telecom services analysis and strategy, telecom carriers can drain your company's budget. This tutorial will help you identify your company's telecom needs, use that data to find the right service provider for you, and more.  Tutorial

  • Tutorial: Connecting and leveraging VoIP islands

    The creation of VoIP islands is prevalent among many VoIP networks and can hinder the benefits of VoIP. In this tutorial, you will learn what VoIP islands can do to a VoIP network and how to connect them, and you will examine a business case for brid...  Tutorial

  • Fixed mobile convergence technology fundamentals

    Fixed mobile convergence (FMC) systems based on VoIP service build on convergence technology fundamentals to enable fully converged IP communications. This chapter will review FMC systems technology and discuss real-life deployments.  Chapter Download

  • The role of VoWLAN solutions

    Learn about voice over wireless LAN (VoWLAN) deployment from specific case study applications. This chapter excerpt details specific instances of VoWLAN deployment success.  Chapter Download

  • Cisco Voice over IP: Routing calls over analog voice ports

    This chapter introduces basic configuration of analog and digital voice ports and demonstrates how to fine-tune voice ports with port-specific configurations. Upon completing this chapter, you will be able to configure voice interfaces on Cisco voice...  Chapter Download

  • Mobile UC solution provides seamless coverage, enhanced voice quality

    Fed up with unreliable cellular service inside its warehouse, a Chicago-based produce distribution company rolled out a mobile UC solution that has improved employee productivity and customer satisfaction.  Case Study

  • Springer Handbook of Speech Processing

    The Springer Handbook of Speech Processing is widely regarded as a must-read for all telecom professionals. This chapter focuses on how businesses can implement a VoIP system that exceeds expectations and far surpasses the traditional PSTN.  Chapter Download

  • Cisco VoIP management guide: Enterprise VoIP management solutions

    Enterprise VoIP management solutions require two considerations: the scale of production environment and the need to extend support resources with a systems integrator or service provider.  Cisco VoIP management gui

  • Cisco VoIP management guide: Cisco requires proactive management

    Managing Cisco VoIP solutions means network managers must rely on credible, experienced vendors to some extent. Fortunately, many vendors have emerged as trusted, viable partners that can offer an end-to-end management solution for Cisco VoIP environ...  Cisco VoIP management gui

  • See More: Essential Knowledge on IP Telephony Systems

  • Top 5 trends in enterprise IP telephony

    What comes after full-scale IP telephony deployment? There are five important trends shaping the future of enterprise IP telephony.  Tip

  • Pulling the plug on desk phones and PBX phone systems

    Desk phones and PBX phone systems have been the de facto standard for years. Not sure if you’re ready to let go? Ask yourself these questions and find out.  Tip

  • The future of IP telephony still trapped in the PBX era

    The future of IP telephony and the IP PBX is still locked in the PBX era. Enterprises need to stop treating IP telephony systems like TDM systems.  Tip

  • Unified communications boost IP contact center productivity, utility

    Many enterprises now use unified communications (UC) in the IP contact center to increase productivity and functionality. While they were once viewed as separate, UC and contact centers (especially IP-enabled ones) are closely intertwined.  Tip

  • VoIP islands 101: How did we get here?

    To connect and leverage VoIP islands, one must first understand them. In this tip, you will find out what VoIP islands are, how they came into being, and the implications for enterprise networks that have them.  Tip

  • Streaming Cisco's IP Communicator to an HP thin client

    Find out how to stream Cisco's IP Communicator (VoIP client) to HP's XPe thin client (t5720) using Citrix Presentation Server Platinum Edition (now XenApp Platinum). Streaming VoIP to the end point offers many benefits over traditional solutions, but...  Tip

  • Cut that UC desktop power

    Data center energy consumption is expected to constitute 3% of all electrical power consumption in the U.S. by 2010, according to the EPA. By conserving energy and adhering to best practices for power consumption control, CIOs can lower their compani...  Tip

  • IP phones get more innovative in 2008

    The IP phone hasn't kept up with the rest of the VoIP ecosystem. Expect 2008 to be the year the IP phone undergoes a facelift as vendors create more functionality in the phone, allowing users to create a more custom experience.  Tip

  • How to be future-ready for IP telephony

    While VoIP is coming under fire from some who question its bandwidth capabilities, among other things, Cisco and Avaya are leading the charge to make sure businesses are confident in their IP telephony environment by improving scalability.  Tip

  • Microsoft's OCS is finally here, for better or for worse

    Zeus Kerravala reports on the long-awaited launch of Microsoft's OCS. Find out what areas end users should be cautious about and the features that will benefit organizations, regardless of their unique communication requirements.  Tip

  • See More: Tips on IP Telephony Systems

  • IP address (Internet Protocol Address)

    The Internet Protocol (IP) is the method or protocol by which data is sent from one computer to another on the Internet.  Word

  • VoIP (voice over IP)

    VoIP (voice over IP) is an IP telephony term for a set of facilities used to manage the delivery of voice information over the Internet. (Continued...)  Word

  • mean opinion score (MOS)

    In voice communications, particularly Internet telephony, the mean opinion score (MOS) provides a numerical measure of the quality of human speech at the destination end of the circuit.  Word

  • phantom dialing

    In mobile wireless communication, phantom dialing is a term used to describe what occurs when a user unintentionally presses a pre-programmed auto-dial number on their cellular telephone keypad and unintentionally initiates a phone call.  Word

  • protocol

    In information technology, a protocol (from the Greek protocollon, which was a leaf of paper glued to a manuscript volume, describing its contents) is the special set of rules that end points in a telecommunication connection use when they communicat...  Word

  • private branch exchange (PBX)

    A PBX (private branch exchange) is a telephone system within an enterprise that switches calls between enterprise users on local lines while allowing all users to share a certain number of external phone lines.  Word

  • Reality Check: Should you invest in IP PBX now, later or not at all?

    In this podcast, Tony Bradley discusses the importance of IP PBXs and the future of PBXs in unified communications (UC). He also discusses how top UC vendors (Microsoft, IBM, Nortel, etc.) view the IP PBX as part of a UC strategy, and the best practi...  Podcast

  • Reality Check: Can you have UC without VoIP/IP PBX?

    In this podcast, Tony Bradley discusses what unified communications (UC) really means and whether or not VoIP/IP PBX is a prerequisite. Tony also examines the process of implementing UC and explains why he favors a phased process over a full deployme...  Podcast

About 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.