News

Voice networking and VoIP

• March 25, 2007 25 Mar'07

  Basic VoIP network setup

  Basic VoIP network setup advice.

• March 25, 2007 25 Mar'07

  Why is VoIP authentication essential?

  VoIP authentication advice.

• March 25, 2007 25 Mar'07

  VoIP protocols

  VoIP protocols -- the strengths and weaknesses of each.

• March 19, 2007 19 Mar'07

  Power over Ethernet power consumption: The hidden costs

  Power over Ethernet (PoE) has many advantages in a VoIP migration, but some companies overlook the amount of power needed to run PoE for VoIP and the costs and cooling requirements that come with it.

• March 18, 2007 18 Mar'07

  VoIP security worries are plentiful, potent

  VoIP creates a new set of security issues for your network, as expert Ed Skoudis explains.

• March 15, 2007 15 Mar'07

  Open source IP telephony on hold?

  Is open source telephony ready for your business? Read on to learn if it's the real deal.

• March 15, 2007 15 Mar'07

  Carrier MPLS support for VoIP

  Achieving QoS for reliable voice transmissions can be the biggest challenge of deploying VoIP. Multi-Protocol Label Switching (MPLS) might be the answer!

• March 07, 2007 07 Mar'07

  Microsoft outlines software-centric VoIP, UC

  Microsoft unveils its vision of a software-based VoIP system to enable unified communications.

• March 05, 2007 05 Mar'07

  Nortel switch release focuses on unified communications

  Nortel today released two new switch series aimed at unified communications deployments.

• March 04, 2007 04 Mar'07

  Unified Communications to dominate VoiceCon

  Unified Communications will again be a major focus of VoiceCon Spring.

• February 28, 2007 28 Feb'07

  Can setting up a VPN help you get around blocked VoIP ports?

  Can setting up a VPN help you get around blocked VoIP ports?

• February 25, 2007 25 Feb'07

  IP PBX: Ten reasons to switch

  Should you throw out the old PBX and replace it with a new IP PBX? This tip from WindowsNetworking.com provides ten compelling reasons to do so.

• February 19, 2007 19 Feb'07

  What is presence?

  Presence technology makes it possible to locate and identify a computing device wherever it might be, as soon as the user connects to the network.

• February 14, 2007 14 Feb'07

  VoIP complexities stall implementation for SMBs

  VoIP sales in the SMB market are predicted to lead revenue in the next several years, but most SMBs are confused by the number of different solutions.

• February 14, 2007 14 Feb'07

  Cisco VoIP managment guide: Required management tasks

  Comprehensive VoIP management includes the basic network management tasks, but also includes monitoring services such as dial tone delivery, call success rates, telephony delays and impairments, as well as call quality. VoIP telephony management is ...

• February 12, 2007 12 Feb'07

  Skype makes more enterprise inroads

  Skype has teamed with FaceTime Communications to give companies more control over Skype use within the enterprise.

• February 11, 2007 11 Feb'07

  VoIP helps ensure disaster recovery

  VoIP bolsters your disaster recovery plans and should be at the core of any well-planned disaster recovery strategy.

• February 11, 2007 11 Feb'07

  VoIP helps ensure disaster recovery

  VoIP bolsters your disaster recovery plans and should be at the core of any well-planned disaster recovery strategy.

• February 10, 2007 10 Feb'07

  Cisco VoIP management guide: VoIP management lifecycle

  VoIP lifecycle management enables enterprises to safely pursue large production deployments. The management lifecycle includes the following four elements.

• February 10, 2007 10 Feb'07

  Cisco VoIP management guide: Cisco requires proactive management

  Managing Cisco VoIP solutions means network managers must rely on credible, experienced vendors to some extent. Fortunately, many vendors have emerged as trusted, viable partners that can offer an end-to-end management solution for Cisco VoIP ...

• February 10, 2007 10 Feb'07

  Cisco VoIP management guide: Enterprise VoIP management solutions

  Enterprise VoIP management solutions require two considerations: the scale of production environment and the need to extend support resources with a systems integrator or service provider.

• February 10, 2007 10 Feb'07

  Cisco management guide: Selecting a VoIP solution

  Selecting a VoIP solution means deciding on independent VoIP tools or a VoIP solution suite of integrated products.

• February 10, 2007 10 Feb'07

  Cisco VoIP managment guide: Required management tasks

  Comprehensive VoIP management includes the basic network management tasks, but also includes monitoring services such as dial tone delivery, call success rates, telephony delays and impairments, as well as call quality. VoIP telephony management is ...

• February 10, 2007 10 Feb'07

  Cisco VoIP management guide: Recommendations and summary

  Enterprises now have solid choices of management solutions for their Cisco VoIP deployment. The short list for any enterprise should include Prognosis, Infovista, or Cisco.

• February 10, 2007 10 Feb'07

  Cisco management guide: Selecting a VoIP solution

  Selecting a VoIP solution means deciding on independent VoIP tools or a VoIP solution suite of integrated products.

• February 10, 2007 10 Feb'07

  Cisco VoIP management guide: Recommendations and summary

  Enterprises now have solid choices of management solutions for their Cisco VoIP deployment. The short list for any enterprise should include Prognosis, Infovista, or Cisco.

• February 07, 2007 07 Feb'07

  VoIP capabilities save hotel money, keep guests connected

  "Rip and replace" were three words the Seaport Hotel in Boston didn't want to hear when considering VoIP capabilities.

• February 07, 2007 07 Feb'07

  EMC plans array-based encryption via PowerPath

  EMC's next security move will be array-based encryption through PowerPath by 2008, according to internal documents obtained by SearchStorage.

• February 07, 2007 07 Feb'07

  VoIP security, unified communications need questioned

  VoIP security issues and questions about the business need for unified communications have stalled adoption of both technologies.

• February 05, 2007 05 Feb'07

  VoIP security, unified communications need questioned

  VoIP security issues and questions about the business need for unified communications have stalled adoption of both technologies, according to CompTIA's recent survey.

• February 04, 2007 04 Feb'07

  Open source - What voice managers need to know

  Open source technology can make sense for VoIP deployments, and can be used in a hybrid approach with existing proprietary hardware or software. Learn more in this tip.

• January 31, 2007 31 Jan'07

  What is an E&M line? What is the difference between a 2 wire and 4 wire E&M?

  What is an E&M line? What is the difference between a 2 wire and 4 wire E&M?

• January 29, 2007 29 Jan'07

  Managed VoIP -- 10 tips for a smooth migration

  Migrating to managed VoIP doesn't have to be a headache. Here, Verizon Business offers 10 top tips to ensure you get what you need.

• January 29, 2007 29 Jan'07

  VoIP call features give users more bang for their buck

  2006 saw an increase in the popularity of VoIP and encouraged many competing service providers to offer features such as voicemail and Caller ID as standard in their best-selling service plans.

• January 24, 2007 24 Jan'07

  iSCSI SANs grow in midmarket, enterprise

  Because transporting "SCSI over IP" leverages ubiquitous Ethernet networks, that translates to lower cost, easier maintenance and simpler management, which makes SAN deployment more attractive for SMEs.

• January 24, 2007 24 Jan'07

  RSVP ready to manage VoIP, video traffic

  Though its 10 year past was riddled with failures, RSVP is fast returning as one of the best tools for managing QoS for VoIP and video.

• January 18, 2007 18 Jan'07

  Can Caller ID on VoIP calls be customized?

  Can I create the CID, name, area code and phone number that will display when I place a call via VoIP? Who do you like for VoIP service?

• January 18, 2007 18 Jan'07

  What considerations do I need to make when setting up a VoIP system to our remote office?

  What considerations do I need to make when setting up a VoIP system to our remote office?

• January 18, 2007 18 Jan'07

  WAN/WAFS platform specifications

  Product snapshots highlighting key specifications for a cross section of WAFS and WAN optimisation products intended for small, medium, and large organisations.

• January 17, 2007 17 Jan'07

  VoIP security testing fundamentals

  VoIP security testing fundamentals are discussed in this guide -- how to test a VoIP system, what tools to use, how to use fuzzing to test VoIP security.

• January 09, 2007 09 Jan'07

  Network configuration management key to VoIP success

  While companies spend millions on upgrading infrastructure for VoIP, little attention is given to solving the largest source of downtime – configuration-related outages due to human error.

• January 09, 2007 09 Jan'07

  Network configuration management key to VoIP success

  While companies spend millions on upgrading infrastructure for VoIP, little attention is given to solving the largest source of downtime – configuration-related outages due to human error. A well-defined change management process built around a ...

• January 08, 2007 08 Jan'07

  Convergence, interoperability key in disaster planning

  Convergence and interoperability are major factors in ensuring communications continuity in a disaster.

• December 21, 2006 21 Dec'06

  Skype Trojan: Much ado about nothing?

  This week in Security Blog Log: A Trojan horse has captured headlines by targeting Skype users. But some believe the threat is being blown out of proportion.

• December 18, 2006 18 Dec'06

  VoIP hacking exposed in new book

  VoIP hacking is a reality, and in a new book, two VoIP security experts outline the tools and tricks to avoid a system-crushing hack.

• December 17, 2006 17 Dec'06

  Top 10 VoIP tips of 2006

  Echo and latency issues top the list in 2006, as seen in our top 10 list of most popular tips. If you have missed any of these tips, now is the time to catch up before the end of the year.

• December 13, 2006 13 Dec'06

  Hosted VoIP eliminates cost, complexity

  Hosted VoIP is being adopted at increasing rates as more and more companies look to avoid the excess costs and complexities of on-premise solutions.

• December 13, 2006 13 Dec'06

  VoIP management tools: Calculating ROI

  Before purchasing management tools for VoIP, you may need to calculate the return on investment (ROI) to justify the cost of those tools. In this tip, Gary Audin explains how to calculate ROI and provides specific checklists for calculating the ROI ...

• December 13, 2006 13 Dec'06

  Hosted VoIP eliminates cost, complexity

  Hosted VoIP is being adopted at increasing rates as more and more companies look to avoid the excess costs and complexities of on-premise solutions.

• November 29, 2006 29 Nov'06

  Video conferencing brings desktop VoIP, app sharing

  Voice, video and Web conferencing vendor Genesys adds desktop VoIP and enhanced application sharing to its collaboration lineup.