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February 10, 2011 10 Feb'11
VoIP security issues: How you might become a target for TDoS attacks

The maturation of VoIP deployments has opened UC pros to a new world of VoIP security issues -- telephony denial of service (TDoS) attacks. Contact centers are prime targets.
May 07, 2009 07 May'09
Instant messaging strategies: Usage policy and training are key

Some people still believe that unified communications begins and ends with Voice over IP. But instant messaging is just as critical, if not more so. And establishing an instant messaging strategy is essential. Otherwise everyone in an enterprise ...
October 15, 2007 15 Oct'07
VoIP certification credentials

In this Voice over IP (VoIP) certification survey, we take a look at available certifications that IT pros can obtain to perfect their voice skills.
September 17, 2007 17 Sep'07
Open communications vs. closed communications?

Open communications are key to making the inevitable multimodal, multi-vendor communication environment work, so why aren't more vendors providing open-source solutions?

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jitter

Jitter is any deviation in, or displacement of, the signal pulses in a high-frequency digital signal. Continue Reading
identity management (ID management)

Identity management (ID management) is the organizational process for ensuring that individuals have the appropriate access to technology resources. Continue Reading
VoIP (voice over IP)

VoIP (voice over Internet Protocol) is the transmission of voice and multimedia content over an internet connection. Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

real-time application (RTA)

A real-time application (RTA) is an application program that functions within a time frame that the user senses as immediate or current. The latency must be less than a defined value, usually measured in seconds... (Continued) Continue Reading
IP telephony development tools

A look at some tools for developing IP telephony applications. Continue Reading

Learn to apply best practices and optimize your operations.

Optivity Telephony Manager (OTM)

Optivity Telephony Manager (OTM) is an application that provides single-point analysis, configuration, and management of telephony networks using a Web browser or graphical user interface (GUI). Continue Reading
greenfield deployment

In networking, a greenfield deployment is the installation and configuration of a network where none existed before, for example in a new office. Continue Reading
What is the difference between Cisco call manager and Cisco SIP Proxy server?

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We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

IP telephony QoS: VoIP traffic management and prioritization

When conventional solutions don't improve IP telephony QoS issues, VoIP traffic management can help. Learn how to prioritize VoIP traffic, address voice delay and provide Class of Service-based routing. Continue Reading
A step-by-step guide to identifying and resolving background noise and echo

Matt Brunk provides a detailed, step-by-step strategy to accurately identify, address and resolve voice background noise and echo problems Continue Reading
Legacy devices and analog telephone lines still useful, despite VoIP

Supporting legacy devices and analog telephone lines will be part of your due diligence well into the foreseeable future despite the high rate of VoIP and IP telephony deployments. Find out which legacy interfaces you can expect to use in the future... Continue Reading