Tutorials
Tutorials
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Explore the different types of video conferencing systems
From back-end services to multiple endpoints, enterprises need to consider many variables when shopping for different types of video conferencing systems. Continue Reading
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Video conferencing codec primer
This codec primer explores video and voice codecs and explains their essential role in video conferencing setups, allowing participants to see and hear each other in real time. Continue Reading
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VoIP protocol listing: A glossary of VoIP protocols and standards
This VoIP protocol listing covers all the specialized protocols needed to deliver voice communications between all parties on a call made over IP. Continue Reading
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DHCP basics: Understanding the Dynamic Host Configuration Protocol
What is DHCP, and why is this technology important? Look at our guide, and any confusion over the DCHP basics you've been feeling can be put to rest. Continue Reading
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Guide to session border controllers: Inside IP telephony's traffic cop
This learning guide to session border controllers details the role that session border controllers play in IP telephony infrastructure, how they foster interoperability and more. Continue Reading
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What to expect from video service providers
Here are the general operation services to expect from video service providers, and tips for adapting your network to work well with video service providers. Continue Reading
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Guide to evaluating video conferencing service providers
Evaluating conferencing service providers means asking the right questions based on the requirements and preferences of your company. Here are the topics to cover. Continue Reading
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Migrating from PSTN to SIP trunking: A primer
Replacing traditional voice circuits with SIP trunking offers cost benefits, but success requires the right SIP trunking provider and collaboration between network and UC teams. Continue Reading
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Session border controllers ensure safe IP telephony links
Session border controllers (SBCs) deliver both external telephony services and remote platform connectivity to the enterprise IP telephony platform. The role of an SBC is one of translator and protector, providing a secure link to the outside world ... Continue Reading
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UC and IP telephony integration: Understanding the challenges
IP telephony integration with collaboration applications can boost productivity and streamline workflow. But integration can be challenging, thanks in part to complex UC and IP telephony protocols. Continue Reading
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IP telephony infrastructure basics
Moving to an IP telephony infrastructure represents a significant shift from more traditional voice services. An understanding of the fundamental differences between circuit- and packet-based communication systems is key to successfully leveraging ... Continue Reading
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Primer: Understanding Avaya's Aura application sequencing
This primer details how Avaya's Aura™ Session Manager and application sequencing works. Avaya's application sequencing is a core feature for creating and enhancing unified communications and communications-enabled business processes (CEBP). Continue Reading
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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