Tutorials

Tutorials

IP Telephony Systems

• 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

• 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

• Security on the line: Evaluating session border controller vendors

  Session border controllers provide security and QoS to IP telephony links. Learn how to pick a session border controller and review our list of session border controller vendors.  Continue Reading

• 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

• 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

• 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

• 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.  Continue Reading

• 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 ...  Continue Reading

• Cisco management guide: Selecting a VoIP solution

  Selecting a VoIP solution means deciding on independent VoIP tools or a VoIP solution suite of integrated products.  Continue Reading

• Cisco VoIP managment guide: Required management tasks

  Comprehensive VoIP management includes the basic network management tasks, but also includes monitoring services such as dial tone delivery, call success rates, telephony delays and impairments, as well as call quality. VoIP telephony management is ...  Continue Reading

• 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.  Continue Reading

• 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 ...  Continue Reading

• Crash Course: Asterisk

  Open source PBX software Asterisk is more than just a footnote in the enterprise voice arena. Get up to speed on how Asterisk is at the forefront of open source VoIP development and how it can even save you money with our collection of resources.  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