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VOIP PHONE

Topic Zone

Latest News

Zultys adds Android client for VoIP phone calls

Zultys has upgraded the software in its MX family of IP PBXs and added a Mobile Communicator client for Android-based smartphones, the company said on Tuesday.
HP LaserJet printers vulnerable to attacks, Columbia researchers warn

Millions of HP LaserJet printers contain a security weakness that could allow attackers to take control of the systems, steal data from them and issue commands that could cause them to overheat, according to two researchers from Columbia University.
Skype cuts company VoIP phone bills

Any business that has a corporate VoIP system can now use Skype's SIP trunking service as a way to cut the cost of corporate phone bills.
Skype to expand to businesses

Skype is making a play for the enterprise market with a system that lets companies integrate their existing, open VoIP phone systems with Skype's proprietary service.
Criminals using VoIP system for phone scam

Criminals are taking advantage of a bug in the Asterisk Internet telephony system that lets them pump out thousands of scam phone calls in an hour, the FBI has warned
Enterprises to cut fixed-line in favour of mobile

The economic downturn means that businesses will spend less on fixed-line voice budgets, as enterprises look to mobile phones as a cheaper communications alternative, so according to telecoms analyst group Analysys Mason.
Truphone puts VoIP on Blackberry minus Wi-Fi

Truphone has opened a new front in its fractious battle to undercut mobile networks, announcing a beta version of its software that lets Blackberry users make VoIP phone calls.
Ruckus takes its WLANs higher

Ruckus, which makes WLAN switches for small-to-medium businesses, has delivered a larger switch and upgraded its management software, to handle large sites with multiple buildings - entering the territory delivered of rivals such as Cisco and Aruba.
Firms flocking to 802.11n

Controller-based, pervasive wireless LANs are rapidly becoming a standard feature of enterprise networks and nearly a third of all enterprises are migrating to 802.11n, even though the standard is yet to be ratified.
Meru secures leaky wireless LANs

Meru Networks is using Wi-Fi signals to "cloak" wireless LANs and make it impossible for hackers to decipher them outside the office building.

Latest Features

Five focus areas to keep Avaya in the race

New Avaya data networking chief Marc Randall has five focus areas in his sights to help the company sell its Ethernet switches, gain market share... and perhaps stave off irrelevancy.
A guide to Network Access Control endpoint security

One of the main promises of network access control is that you can ensure that endpoint security tools are up to date and that non-compliant machines can be identified or blocked. As regulatory compliance has grown in importance, NAC vendors have reacted by building strong feature sets aimed at endpoint security and compliance. In our NAC testing, we had good, and sometimes great, results across the board when it came to endpoint security.
A guide to Network Access Control authentication

In the network access control products we tested, authentication varies from very strong to very weak, and every point in-between. When starting down your path of evaluating NAC products, decide very early what kind of authentication mechanism you want, if any.
Microsoft gets NAC act together

The world of network access control is being drawn, irresistibly, into Microsoft's orbit now that the Redmond giant's full repertoire of Network Access Protection client, server and policy components are out there in the real world.
Wireless LAN stress test uncovers 802.11 problems

There are competing architectures for entgerprise Wi-Fi. A rare test , carried out by a Wi-Fi pioneer, made a surprising conclusion.
The Asterisk marks the spot

The open source PBX software is now at the centre of an alternative telephony market.
Secrets and lies, encryption style

Why an encryption programme, supposedly used by terrorists, should terrify no-one.
Hulk and Maui - a recap

Within the next five months EMC will announce its cloud computing storage products, code-named Hulk and Maui. What do we know so far about them?
Crossing VoIP's security minefield

I'm hearing more about new kinds of attacks on the LAN, such as VoIP attacks or using printers as a source of attack. How can LAN security help me prevent such events?
Managing data centres via wireless link

Data centre management is about to go mobile.

How-tos

How to choose an ISP for your small business

Taking the Cisco route to a VPN

Case Study: Capital One credits VoIP for success

Network mapping for NAC implementation

Simple things you can do with VoIP

Case Study: Hunting for Saddam's fibre-optic cable while bringing VoIP to Iraq

10 steps to VoIP nirvana

How to future-proof your network

Slideshows

Also in slideshows:

First look at Thunderbolt peripherals on the horizon

Niche social networks for every taste

The eleven most influential online worlds of all time

Featured White Papers

Proteus: IP Address Management Built Right

This paper discusses the evolution of IPAM technology toward the use of purpose-built appliances. Proteus? features are discussed in the context of current IPAM solutions and future network considerations. The new approaches to this technology that Proteus embodies are explained in terms of the integration of business processes that it enables.
Download whitepaper

Monitoring and Managing Voice over Internet Protocol (VoIP)

As with most new technologies, Voice over Internet Protocol (VoIP) brings new challenges along with the benefits. The main challenge is VoIP?s extreme sensitivity to delay and packet loss compared with other network applications such as web and e-mail services. A basic understanding of VoIP traffic and of the quality metrics provided by VoIP monitoring tools will help you keep your VoIP network running smoothly.
Download whitepaper

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Question of the day!

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