Email Alerts
-
PSTN vs. VoIP: What's best for your business?
Companies are struggling with whether or not to ditch their PSTNs for VoIP. This chart offers a feature-by-feature comparative look at the services. Tech-comparison
-
VoIP certification guide
Our VoIP certification guide's resources will advance your UC career. Check out these tutorials for help in choosing the appropriate certifications. Guide
-
How Microsoft Lync disrupts the unified communications market
Microsoft Lync doesn't own the UC market yet, but it has enterprise mindshare and the features in place, including Skype, to be the disruptive force. UC survey results
-
'Securing Cisco IP Telephony Networks': Book chapter download
Chapter 1 of the book 'Securing Cisco IP Telephony Networks' offers useful information on IP telephony solutions, including how to secure your network from security attacks. Chapter Download
-
TCO metrics key, but complex in IP telephony systems deployment
Total cost of ownership (TCO) metrics for new IP telephony systems are often overlooked by enterprises, according to a new study, but other factors rank high in importance. Feature
-
Top unified communications definitions for UC professionals in 2011
After crunching numbers to see which unified communications definitions our readers searched for most in 2011, one thing's clear: As UC evolves, you like to return to the basics. Feature
-
Cisco Unified Contact Center Enterprise: Inside the IP contact center
This chapter from "Cisco Unified Contact Center Enterprise" details differences among Cisco's Unified Contact Center, Unified Intelligent Contact Manager and other portfolio items. Feature
-
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. Tutorial
-
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. Feature
-
Do enterprises want to dump the desk phone for a softphone?
Plenty of vendors tell UC managers that it's time to replace wired desk phones with softphone applications on laptops or UC apps on mobile devices. But is anyone really doing it? Feature
- See more Essential Knowledge on IP Telephony Systems
-
ShoreTel Mobility app and BYOD dock: Not your ordinary desk phone
ShoreTel's new docking station and Mobility client can transform smartphones and tablets into desk phones. News | 07 May 2013
-
VoIP vs. PSTN: VoIP heats up as the PSTN moves into retirement
As service providers kill the public switched telephone network in favor of IP phone services, users ponder how VoIP vs. PTSN issue affects business. News | 31 Jan 2013
-
2012 PBX market: Why aren't enterprises dumping their desk phones?
The 2012 PBX market struggled as enterprises kept their legacy equipment. UC integration with new phone systems may help enterprises justify upgrades. News | 13 Dec 2012
-
ShoreTel phone system eases heavy call volumes for Boston Celtics
The Boston Celtics NBA team has moved to a software-based ShoreTel phone system to better accommodate heavier call volumes, connect two offices. News | 11 Oct 2012
-
Vendors vie for enterprise attention in struggling PBX market
As the PBX market slips, competition among traditional hardware vendors grows as they vie for enterprise attention and increase UC feature availability. News | 14 Jun 2012
-
UCaaS Magic Quadrant: Providers not ready for large enterprises
Gartner's latest Unified Communications as a Service (UCaaS) Magic Quadrant reveals an immature market that is better suited for SMBs than large enterprises. News | 11 Jan 2012
-
Microsoft Lync telephony: Ready to be a PBX replacement?
Microsoft Lync telephony features have advanced to the point where the company is touting the UC platform as a potential PBX replacement. Are enterprises buying in? News | 31 Oct 2011
-
Enterprise VoIP spending up, UC pros demand advanced mobility features
UC pros are deploying more sophisticated enterprise VoIP endpoints and making advanced PBX features around mobility a purchasing requirement. News | 29 Aug 2011
-
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. News | 10 Feb 2011
-
UC news 2010: Enterprise video conferencing matures, interop falls short
UC pros sought to mature their deployments in 2010 by integrating collaboration tools with enterprise video conferencing and social media. But interoperability remains a problem. News | 15 Dec 2010
- See more News on IP Telephony Systems
-
Cloud telephony allures businesses with full features, low costs
Cloud telephony and UC service pricing options and full feature sets are alluring enterprises to move phone systems off premise. Tip
-
Viable voice telecom solutions for small, medium and large enterprises
There is no one-size-fits-all voice telecom solution. The size of your organization determines the viable telecommunication options for you. Tip
-
Free collaboration tools a la Google spur better enterprise UC apps
Rather than eclipsing enterprise collaboration tools and UC apps, free collaboration tools are prompting commercial vendors to improve security and integration. Tip
-
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
- See more Tips on IP Telephony Systems
-
What is a call park phone feature and how does it work?
UC expert, Matt Brunk, explains a call park phone feature, how it works and how it compares to a visual call park feature in this expert response. ATE
-
What can make telephone systems more energy efficient?
You can make just about anything energy efficient, even telephone systems. See what options our unified communications expert suggests. Answer
-
What is voicemail and how does it work?
Our unified communications expert explains what exactly voicemail is and how it works in this Ask the Expert response. Answer
-
Why are enterprises clinging to legacy phone systems?
IP telephony adoption will remain slow because legacy phone systems are still reliable, Jon Arnold explains in this Ask the Expert response. ATE
-
What are the different types of private branch exchange systems?
The types of PBX systems available shifted after the advent of Internet Protocol, according to IP telephony expert Jon Arnold. AtE
-
Are there advantages to using the public switched telephone network?
You may have to sacrifice some advantages of the public switched telephone network if you switch to VoIP, says telephony expert Jon Arnold. Answer
-
Why is SIP trunking better than PRI and BRI?
SIP trunking is preferable over PRI and BRI based on flexibility and cost benefits, says telephony expert Matt Brunk. ATE
-
What are the benefits of SIP trunking compared with hosted VoIP?
Benefits of SIP trunking vs. hosted VoIP stem mainly from cost savings, but one isn't necessarily replacing the other, says VoIP expert Matt Brunk. Answer
-
What options do businesses have when choosing VoIP telephony systems?
Businesses looking to use VoIP telephony technology have many options. Expert Jon Arnold outlines factors to consider when picking a VoIP system. Answer
-
SIP trunking vs. VoIP: What's the difference?
Telephony expert Jon Arnold explains SIP trunking versus VoIP and how each technology is used. Answer
- See more Expert Advice on IP Telephony Systems
-
voicemail preview
Voicemail preview is a feature of unified messaging, and in particular voice-to-text messaging programs such as Microsoft Exchange. When voicemail preview is enabled, users can see a short summary of each message's contents, so that the messages can ... Definition
-
voicemail
Voicemail is a method of storing voice messages electronically for later retrieval by intended recipients. Callers leave short messages that are stored on digital media (or, in some older systems, on analog recording tape). Definition
-
auto attendant (automated attendant)
An automated attendant (AA) is a telephony system that transfers incoming calls to various extensions as specified by callers, without the intervention of a human operator. An AA may also be called a virtual receptionist. Most AAs can route calls to ... Definition
-
Microsoft Lync Server
Microsoft Lync Server is enterprise software that provides a platform for unified communications (UC). Lync Server provides an infrastructure to integrate common channels of business communication including instant messaging (IM), VoIP (voice over IP... Definition
-
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. Definition
-
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. Definition
-
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...) Definition
-
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. Definition
-
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... Definition
-
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. Definition
-
Top cloud-based telephony and UC providers
If you are thinking of hosted PBX solutions or outsourcing your companies' communications, consider these top cloud-based telephony and UC providers. Photo Story
-
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
-
What is a call park phone feature and how does it work?
UC expert, Matt Brunk, explains a call park phone feature, how it works and how it compares to a visual call park feature in this expert response. ATE
-
ShoreTel Mobility app and BYOD dock: Not your ordinary desk phone
ShoreTel's new docking station and Mobility client can transform smartphones and tablets into desk phones. News
-
What can make telephone systems more energy efficient?
You can make just about anything energy efficient, even telephone systems. See what options our unified communications expert suggests. Answer
-
What is voicemail and how does it work?
Our unified communications expert explains what exactly voicemail is and how it works in this Ask the Expert response. Answer
-
Why are enterprises clinging to legacy phone systems?
IP telephony adoption will remain slow because legacy phone systems are still reliable, Jon Arnold explains in this Ask the Expert response. ATE
-
What are the different types of private branch exchange systems?
The types of PBX systems available shifted after the advent of Internet Protocol, according to IP telephony expert Jon Arnold. AtE
-
PSTN vs. VoIP: What's best for your business?
Companies are struggling with whether or not to ditch their PSTNs for VoIP. This chart offers a feature-by-feature comparative look at the services. Tech-comparison
-
Are there advantages to using the public switched telephone network?
You may have to sacrifice some advantages of the public switched telephone network if you switch to VoIP, says telephony expert Jon Arnold. Answer
-
Top cloud-based telephony and UC providers
If you are thinking of hosted PBX solutions or outsourcing your companies' communications, consider these top cloud-based telephony and UC providers. Photo Story
-
Why is SIP trunking better than PRI and BRI?
SIP trunking is preferable over PRI and BRI based on flexibility and cost benefits, says telephony expert Matt Brunk. ATE
- See more All on IP Telephony Systems
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.