Tutorials

Tutorials

  • VoIP implementation study guide

    Our study guides consist of quizzes packed with helpful resources to help you understand the answers. Test your knowledge of VoIP implementation and key concepts like echo and security in this VoIP implementation study guide.  Continue Reading

  • Instant messaging (IM) tutorial

    Instant messaging (IM) has become the communication vehicle of choice for many enterprises. A real-time communication application, IM is essential to unified communications (UC) systems. This comprehensive tutorial details the ins and outs of IM ...  Continue Reading

  • Videoconferencing tutorial

    Videoconferencing is becoming an increasingly viable tool in the corporate world. Better technology, green IT initiatives and cuts in company travel budgets have contributed to the rise of videoconferencing as a collaborative solution. This ...  Continue Reading

  • SIP tutorial

    Session Initiation Protocol (SIP) is becoming the signalling protocol of choice in the IP telephony, VoIP and unified communications (UC) industries. This comprehensive tutorial details the ins and outs of basic SIP operation, security, ...  Continue Reading

  • Hosted and managed VoIP fundamentals

    Adoption rates of hosted VoIP and managed VoIP are increasing as more companies look to reduce the costs and complexities of deploying VoIP in house. Enterprises are factoring revenue growth, enhanced productivity and communication services into ROI...  Continue Reading

  • VoIP models and services: Complete guide

    With clear, concise explanations of existing VoIP business models and deployment methodologies, this guide will enable you to weigh the pros and cons of each based on your needs.  Continue Reading

  • How to master VoIP bandwidth fundamentals

    No VoIP deployment is complete without first calculating how much bandwidth voice calls will usurp on your network. This guide explains the fundamentals of VoIP bandwidth.  Continue Reading

  • VoIP performance testing fundamentals

    VoIP network performance testing can mean the difference between a VoIP system working at a high level QoS and a weak system that runs so poorly customers could take their business elsewhere. This guide discusses why it is important to run regular ...  Continue Reading

  • VoIP security fundamentals

    VoIP security is a challenge for IT staff because IP telephony brings with it not only the security problems of data networks but also new threats specific to VoIP. In this fundamentals guide, learn about network security threats and emerging IP ...  Continue Reading

  • VoIP on MPLS

    While MPLS technology has been around for several years, businesses are now taking advantage of service provider offerings and beginning their own corporate implementations. It's a good idea for network architects and engineers to get a head start ...  Continue Reading

  • Learning guide: VoIP protocols and standards

    The Israelis are credited with placing the first computer-to-computer call in 1995. Though the audio quality was poor and likened to the "voice sounds" that were transmitted during the first historical call made in 1875 by Alexander Graham Bell, ...  Continue Reading

  • VoIP Learning Guide

    This guide explains what VoIP is, how it's used, and how it fits into the enterprise. Check back often for updates and new additions.  Continue Reading

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