News
Voice networking and VoIP
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February 25, 2008
25
Feb'08
Springer Handbook of Speech Processing
The Springer Handbook of Speech Processing provides the reader vital information needed to implement and understand VoIP.
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January 24, 2008
24
Jan'08
Early adopters of unified communications need to ask about security
Unified Communications complicates security, which means special care is needed to extract value from the technology.
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January 08, 2008
08
Jan'08
Unified communications market predictions for 2008
Analyst Zeus Kerravala gives his UC market predictions for 2008 so you can get a head start on implementation within your organisation.
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December 27, 2007
27
Dec'07
Kris Kringle's guide to Mobility
Many see mobility as the next step from VoIP. It was hot in 2007, and it will remain so in 2008. So get some reading done before the new year comes in.
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December 20, 2007
20
Dec'07
Holiday IPv6 reading guide
IPv6 was a controversial topic in 2007, and for good reason. Learn more in our holiday guide to IPv6.
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December 18, 2007
18
Dec'07
IMS: Moving from legacy to convergence
This chapter download discusses migration plans to move service providers to IMS in well-planned, business-savvy phases.
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December 16, 2007
16
Dec'07
VoIP sales up; Cisco admits security hole; Sipera releases top five vulnerabilities list
This week's news featured VoIP sales increasing, Cisco admitting a serious security hole, and the year's top five VoIP security holes.
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December 11, 2007
11
Dec'07
How to be future-ready for IP telephony
IP telephony confidence comes from being future-ready and having a scalable network that can adapt to new market trends.
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December 03, 2007
03
Dec'07
Voice over wireless LAN deployment requires constant maintenance
Learn how to monitor, troubleshoot and maintain your voice over wireless LAN (VoWLAN) deployment.
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December 02, 2007
02
Dec'07
Confused about unified communications?
Can you define unified communications, or are you still trying to find a common vendor definition? Gary Audin sheds some light on the vendor meaning of UC.
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November 27, 2007
27
Nov'07
Enterprise collaboration tools from consumer market
Consumer-based collaboration tools are finding their way into the enterprise. IT departments can fight the trend, give up and ignore it, or embrace it.
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November 14, 2007
14
Nov'07
Defining unified communications
Read how industry pundits are defining unified communications.
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November 11, 2007
11
Nov'07
IPTV Crash Course: Chapter 3: The Technology of IP Networks
IPTV service utilises basic IP network technology to broadcast television using the internet.
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October 30, 2007
30
Oct'07
Microsoft's OCS is finally here, for better or for worse
Zeus Kerravala reports on the long-awaited Microsoft OCS launch. Find out the pros and cons of OCS.
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October 30, 2007
30
Oct'07
Non-unified communications can cost millions
Fragmented communications are costing companies millions of dollars by disrupting workflow and business processes, a new study has revealed.
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October 29, 2007
29
Oct'07
Unified communications platform gets SMB twist
While unified communications has eluded the SMB market, Siemens has released an all-in-one UC appliance specifically for the SMB.
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October 25, 2007
25
Oct'07
Asterisk creator: Consider open source VoIP, think twice about hybrid-hosted
Asterisk creator Mark Spencer clarifies his position on hybrid-hosted VoIP, and discusses open source VoIP and what it means for business users.
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October 23, 2007
23
Oct'07
Bringing QoS to end-user standards
The phone call setup experience and perception of voice quality are the biggest factors contributing to the user's satisfaction. However, while the dialing experience can be objectively measured, the caller's judgment of voice quality is subjective....
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October 21, 2007
21
Oct'07
VoIP certification credentials
Many certifications touch on voice over IP topics tangentially, but numerous credentials now focus a fairly substantial portion of their coverage on this subject matter. In this certification survey, we take a look at available certifications, ...
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October 15, 2007
15
Oct'07
VoIP certification credentials
Looking for VoIP skills? Want to know how to hire a VoIP specialist? This list of VoIP certifications and the skills they impart should be useful reading!
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October 10, 2007
10
Oct'07
Unified communications new priority for HP
Unified communications is a confusing area with a number of vendors in the mix. HP has launched new services to help ease companies into unified communications and help them determine which integrated tools will best fit their business goals.
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October 10, 2007
10
Oct'07
Securing VoIP Networks Chapter 7: Key Management Mechanisms
Key management is a fundamental part of protecting Internet multimedia applications like VoIP, but the protocols can be difficult to design.
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October 10, 2007
10
Oct'07
Unified communications new priority for HP
HP has launched unified communications (UC) services to help companies find and design a UC deployment that is right for their business.
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October 07, 2007
07
Oct'07
IP telephony adoption rising, quality sagging
IP telephony adoption continues to grow, but service quality is lagging behind, according to a user survey from Psytechnics.
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October 01, 2007
01
Oct'07
How to select the right IP PBX
Selecting the right IP PBX system for your company can be complicated. Here are some important things to consider when purchasing an IP PBX.
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September 20, 2007
20
Sep'07
Australians more tech-aware
Telecommunications and the internet are becoming increasingly embedded in the lives of Australians, says an ACMA survey.
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September 20, 2007
20
Sep'07
Unified communications an 'uphill battle' for Microsoft
Unified communications is going to be a tough sell for Microsoft, which is looking to eliminate the PBX and go all software.
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September 19, 2007
19
Sep'07
End-to-end network management enables reliable VoIP, unified communications
Monitoring voice quality, service availability, and security conditions are discussed in this Q & A with Gurmeet Lamba of Clarus Systems.
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September 16, 2007
16
Sep'07
Communications-as-a-service taking hold
Communications-as-a-service is taking hold worldwide as a viable hosted IP telephony system.
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September 09, 2007
09
Sep'07
VoIP, unified communications prompt new technologies, threats
Wireless voice servers and handsets, VoIP and unified communications threats, and licensing agreements constitute recent changes in the VoIP market.
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August 31, 2007
31
Aug'07
Cisco issues CallManager security update
Security flaws in Cisco CallManager and Unified Communications Manager could be exploited for cross-site scripting and SQL injection attacks, but a security update is available.
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August 28, 2007
28
Aug'07
VoIP, unified communications study reveals challenges
VoIP and unified communications deployments can affect other applications. A study by Network General highlighted some challenges introduced by convergence.
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August 27, 2007
27
Aug'07
VoIP, unified communications study reveals challenges
VoIP and unified communications deployments can affect other applications. A recent study by Network General highlighted some of the challenges introduced by convergence.
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August 22, 2007
22
Aug'07
Australian telecoms growth predicted to fall
Research consultancy BuddeComm has predicted the Australian telecoms market will grow just 2.8% in the 2008 financial year to $36.3 billion, driven predominantly by data and broadband services. This is down from the 3.1% estimated this financial ...
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August 21, 2007
21
Aug'07
VoIP performance management abounds at VoiceCon
VoIP performance management tools announced at VoiceCon show that vendors are focusing on user experience over infrastructure.
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August 21, 2007
21
Aug'07
Hosted VoIP: Take the headache and heartache out of VoIP, Part 2
Part 2 of this series investigates the QoS and security issues of the hosted VoIP model.
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August 20, 2007
20
Aug'07
Hosted VoIP: Take the headache and heartache out of VoIP, Part 1
No matter what size network an enterprise is running these days, large and small alike are faced with increasing technical and financial challenges.
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August 16, 2007
16
Aug'07
Voice over IPv6: Architectures for Next Generation VoIP Networks
VoIP technolgies are not immune to system failures, from hacking to jitter, and these issues can present problems for companies who depend on their network. This chapter examines some of the issues that are faced by VoIP systems, focusing on those ...
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August 15, 2007
15
Aug'07
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.
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August 14, 2007
14
Aug'07
QoS -- What voice managers need to know
Quality of Service (QoS) technologies can be quite confusing between technical complexities and marketing jargon. In this tip, find out what voice managers need to know about QoS as it relates to VoIP.
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August 12, 2007
12
Aug'07
Implementing video on demand
Video on demand (VoD), in at least some of its potential service models, is perhaps the most challenging of all network applications. Implementation of VoD should be should be undertaken in three particular steps.
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August 09, 2007
09
Aug'07
VoIP vulnerability threatens data
VoIP vulnerabilities have now reached a level of sophistication that allows hackers to steal, view or delete data.
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August 08, 2007
08
Aug'07
NAS appliance specifications
NAS appliances are noted for their convenience, offering dedicated internal storage that is relatively straightforward to identify and manage. The biggest issue for NAS appliances is avoiding network bottlenecks and supporting expansion without ...
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August 07, 2007
07
Aug'07
Application-aware storage promises intelligence and automation
Storage professionals overbuy both performance and capacity in an effort to forestall potential storage problems. Tiered storage was one way to address this problem -- matching storage resources and costs with the value of data. Today, storage is ...
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August 06, 2007
06
Aug'07
Video networks: The fundamental structure
Video delivery, content network, IPTV, triple play -- these are just a few of the terms used today for video over broadband data networks. This concept of video networks is an increasing challenge, and like most network challenges, this one is ...
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August 05, 2007
05
Aug'07
Understanding IMS (IP Multimedia Subsystem)
IMS (IP Multimedia Subsystem) is an emerging architectural framework, based on SIP and IP, for offering multimedia and VoIP services, as well as fixed mobile convergence. This tip explains exactly what the architecture behind IMS.
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August 01, 2007
01
Aug'07
Black Hat 2007: VoIP security reaches tipping point
VoIP security is as bad today as it was a couple years ago, industry experts say. But PGP creator Phil Zimmermann thinks his new Zfone software will help turn the tide.
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August 01, 2007
01
Aug'07
Cisco knocks out Avaya as IP PBX heavyweight
IP PBX adoption is rising as Cisco and Avaya square off for market dominance.
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August 01, 2007
01
Aug'07
Black Hat 2007 preview: Blue Pill under scrutiny
Among the highlights at the year's most anticipated hacker event, vulnerability researchers will challenge Joanna Rutkowska's Blue Pill concept. They'll also pick apart flaws in VoIP, NAC and Web applications.
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July 31, 2007
31
Jul'07
VoIP services spell trouble for telcos
The rise of VoIP is paving the way for companies that haven't traditionally sold voice services to do so. Telcos slow to move will be hard pressed to keep up