voip

Blog Post

10 things you should know about VoIP over wireless

August 6, 2007 6:44am PDT

This information is also available as a PDF download. Voice over IP (VoIP) can provide substantial savings on your telephone service by allowing you to use an IP network to make phone calls...

Blog Post

Review: Jitsi the ultimate SIP voice and video client

July 16, 2012 10:59am PDT

Jitsi lets you audio and video conference on your terms using your own private SIP server or any SIP service.

5 Latest comment by zerubbabel

Blog Post

Encrypt calls on your Android device with RedPhone

April 4, 2011 1:25pm PDT

Whisper Systems offers call encryption on Android with RedPhone. Chad Perrin describes how it works and where the potential security questions exist.

12 Latest comment by apotheon

Blog Post

The hot certifications right now: Cisco's CCNA Voice, CCVP, and CCIE Voice

January 16, 2009 6:00am PST

The Cisco Certified Voice Professional (CCVP) is the sixth highest paying certification for 2009 in a recent survey. David Davis explains your options for achieving Cisco's various VoIP...

6 Latest comment by Clara James

Blog Post

Keep hackers from eavesdropping on VoIP calls

June 29, 2007 10:53am PDT

VoIP technology is becoming more popular because it costs less than traditional PSTN phone service -- and in the case of long-distance and international calls, it often costs a lot less. In...

9 Latest comment by game_insomniac@...

Blog Post

Five Exchange 2010 gotchas and how to handle them

October 20, 2010 7:49am PDT

Before upgrading to Exchange 2010, there are five points of caution that administrators should understand. Scott Lowe discusses these Exchange 2010 gotchas and explains how to mitigate each one.

9 Latest comment by Lazarus439

Blog Post

Steve Jobs proclaims the post-PC era has arrived

June 2, 2010 7:01am PDT

On Tuesday, Steve Jobs said we've reached the beginning of the post-PC era, while acknowledging PCs have "taken us a long way" and that the transition could be lengthy, and uncomfortable for some.

164 Latest comment by Tim Acheson

Blog Post

Become a VoIP expert

June 8, 2007 10:38am PDT

Voice over IP is fast becoming a standard technology in organizations of all sizes, from the small business to the enterprise. Yet it's a technology that most IT professionals probably didn't...

4 Latest comment by rfc3261

Blog Post

Top three technologies all IT consultants should learn

September 30, 2011 8:31pm PDT

Keep your IT consulting skills relevant by familiarizing yourself with the following three technologies.

6 Latest comment by apacsydney

Blog Post

Must-have features of a VoIP phone service

August 1, 2012 9:32am PDT

Here's a breakdown of the must-have features and an outline of a few available plans.

5 Latest comment by bicomsystems

Blog Post

Do-it-yourself VoIP

September 7, 2007 11:46am PDT

The usual way for consumers and small businesses to obtain VoIP service is to select a provider -- such as Vonage, Lingo, or Packet8 -- and sign up for a plan. You typically pay a setup fee, the...

8 Latest comment by lastchip

Blog Post

Unified messaging with Exchange 2007

January 11, 2008 10:54am PST

You don't have to be an enterprise-level company that can afford to deploy Office Communications Server to get many of the benefits of unified communications within a Microsoft infrastructure....

1 Latest comment by jrawley@...

Blog Post

Configuring VOIP in Twinkle

September 21, 2009 6:00am PDT

If you need a reliable and capable SIP softphone for Linux, Vincent Danen suggests using the feature-rich Twinkle to configure its use.

Blog Post

10 ways to make your VoIP rollout easier

May 6, 2008 6:28am PDT

VoIP can potentially save your company money and provide your users with convenience features. But making the switch can be a little scary. Deb Shinder offers some recommendations that can help...

11 Latest comment by hostedVoIPfan

Blog Post

Does VoIP make it easier for scammers?

September 14, 2007 11:54am PDT

If you're considering switching from the traditional public switched telephone network (PSTN) service to VoIP, you might be wondering whether the change will make you more vulnerable to scammers,...

9 Latest comment by melvins-12449368

Blog Post

VoIP in a box?

August 10, 2007 12:29pm PDT

There's been a lot of buzz in the VoIP community recently about ooma, a device that the company advertises will allow you to "own your own dial tone." The key here is that you buy a box -- not a...

10 Latest comment by MyDivert

Blog Post

Exploring entry-level options for using VoIP

December 18, 2008 11:01am PST

In an era of slashed IT budgets, David Davis looks at several lower-cost and entry level options of implementing VoIP, including those from Cisco.

8 Latest comment by akasim@...

Blog Post

10 tech skills you should develop during the next five years

July 23, 2007 7:35am PDT

This information is also available as a PDF download.  If you want a job where you can train in a particular skill set and then never have to learn anything new, IT isn't the field for you. But...

85 Latest comment by Answerfactory

Blog Post

New hack mimics VoIP phone allowing access to data networks

November 5, 2007 11:37am PST

Recently, while researching the viability of wireless VoIP phones, I stumbled upon a security tool called VoIP Hopper. It is a very interesting tool that mimics the behavior of an IP Phone. The...

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Blog Post

Is your network ready for VoIP?

January 4, 2011 6:00am PST

Switching to VoIP telephony systems is gaining momentum with consumers and businesses alike. If you are planning to make the leap, make sure your network is ready.

58 Latest comment by santeewelding