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Best IP telephony tutorials and primers of 2010
The best IP telephony tutorials and primers for 2010 covers IP telephony infrastructure migration and management strategies; the challenges of IP telephony interoperability; how to overcome interoperability and integration issues; and the pulse of ov... Best of 2010
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3M prepares the network for VoIP
3M Corp. experienced a traffic boost that led network executives to examine possible upgrades that would help traffic flow easily and reliably while also keeping costs reasonable. Case Study
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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 th... Learning Guide
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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. Cisco VoIP management gui
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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. Cisco VoIP management gui
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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 c... Cisco VoIP management gui
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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. Cisco VoIP management gui
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Voice over IP Fundamentals: Chapter 9, 'Billing and Mediation Services'
Voice over IP Fundamentals: Chapter 9, 'Billing and Mediation Services' Chapter Download
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Planning for the IP call center
Call centers are critical to business operations. Until recently, however, most enterprises have been dubious of VoIP quality, reliability and the soft benefits that make it so difficult to project and quantify ROI. Staying competitive demands highe... Fast Guide
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Power over Ethernet Crash Course
Discover what Power over Ethernet is, how it works, and whether it's right for your network with these tips and resources. Crash Course
- See more Essential Knowledge on Network Planning and Testing for IP Telephony
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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
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Emerging unified communications management tools immature, demand light
VoIP monitoring vendors aren't ready to fully support unified communications management tools, and many enterprise UC deployments are still too immature to need them. News | 27 Jan 2011
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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. Article | 28 Aug 2009
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The new Nortel: LTE patents reviving Nortel?
Nortel's arsenal of long-term evolution (LTE) patents could get the company back on its feet. Learn why Nortel's LTE patents are contributing to the future of 4G technology and how the patents are affecting Nortel's deal with Ericsson. Article | 10 Aug 2009
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IP telephony management software essential to large-scale deployments
Vendors such as Clarus Systems, NetQoS and InfoVista are offering specialized software for IP telephony management. Large enterprises can no longer get away with manual testing and performance management. Article | 07 Jul 2008
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Go Green: Al Gore speaks at VoiceCon 2008
Al Gore will underline the importance of innovation and climate control at VoiceCon 2008 in Orlando. Column | 14 Mar 2008
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Early adopters of unified communications need to ask about security
Unified communication vendors don't talk much about security, but early adopters should be looking at the issue from the outset. Article | 24 Jan 2008
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With the launch of unified communications, managing complexity and information is key
Careful preparation, and outsourcing when appropriate, can ease unified communications push. Article | 21 Jan 2008
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Managed VoIP keeps regatta's communications afloat
The world's largest rowing regatta utilizes managed VoIP to ease its year-round communications needs -- and for a temporary system during its celebrated two-day event. Article | 01 Nov 2007
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Deploying VoIP: Five things every CIO should know
Navigating the complexity of a VoIP deployment can be overwhelming and it may seem like you need a technical degree to understand it. Here are five tips to help steer through the fog of a VoIP migration. Article | 04 Jun 2007
- See more News on Network Planning and Testing for IP Telephony
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IP telephony QoS: VoIP traffic management and prioritization
When conventional solutions don't improve IP telephony QoS issues, VoIP traffic management can help. Learn how to prioritize VoIP traffic, address voice delay and provide Class of Service-based routing. Tip
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IP telephony QoS: Capacity planning and management
Poor or irregular IP telephony QoS levels should alert voice managers to review network traffic, capacity, and traffic management measures before problems spread to all applications on the network. Tip
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Legacy devices and analog telephone lines still useful, despite VoIP
Supporting legacy devices and analog telephone lines will be part of your due diligence well into the foreseeable future despite the high rate of VoIP and IP telephony deployments. Find out which legacy interfaces you can expect to use in the future ... Tip
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BT's SDK for do-it-yourself VoIP apps
BT's SDK takes the complexity out of VoIP application development. Tip
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VoIP traffic: Five steps to prepare your network
VoIP traffic is much more sensitive to latency, jitter and packet loss than most network applications. It is crucial that you ensure that your network is ready to handle this new demand. In this tip, learn how VoIP will affect your network and the to... Tip
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VoIP bandwidth: Calculate consumption
The bandwidth needed for VoIP transmission depends on compression technology, packet overhead and the network protocol used. In this tip, learn how to calculate how much bandwidth your VoIP implementation will need. Tip
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VoIP bandwidth -- Rightsize your WAN for voice traffic
Up-front rightsizing and WAN bandwidth capacity planning are critical aspects of VoIP, and should be done prior to deploying an MPLS network or implementing VoIP. This tip provides advice for conducting a voice traffic study that will consider peak c... Tip
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VoIP maintenance: Creating a schedule for patches and upgrades
VoIP systems fall under the same type of maintenance guidelines as other networking equipment. In this tip, learn guidelines and best practices for scheduling your VoIP systems maintenance. Tip
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Planning VoIP deployment
Barrie Dempster discusses management of the VoIP PBX and proposes that it be treated as another service managed by network administrators. He also documents how voice connectivity relates to data networks and how to effectively and securely implement... Tip
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Migrating to MPLS
As more organizations begin to take advantage of providers' MPLS offerings, network engineers must learn how to prepare their current networks for transition. This tip explains basic MPLS implementations and shows you some common configurations for M... Tip
- See more Tips on Network Planning and Testing for IP Telephony
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Echo cancellation revisited: Identify and eliminate the root cause of delay
Prompted by a reply to an earlier response, unified communications strategies expert Matt Brunk discusses how to cancel echo when delay is significantly impacting voice quality. Ask the Expert
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A step-by-step guide to identifying and resolving background noise and echo
Matt Brunk provides a detailed, step-by-step strategy to accurately identify, address and resolve voice background noise and echo problems Ask the Expert
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What are your suggestions when implementing SIP on a VoIP network?
What are your suggestions when implementing SIP on a VoIP network? Ask the Expert
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Do other methods exist for analyzing poor QoS on a VoIP network?
Do other methods exist for analyzing poor QoS on a VoIP network? Ask the Expert
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What factors need to be considered when replacing a PABX system with VoIP?
What factors need to be considered when replacing a PABX system with VoIP? Ask the Expert
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What should be considered when deciding between Avaya and Cisco?
What should be considered when deciding between Avaya and Cisco? Ask the Expert
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What to consider before implementing a VoIP network
What are important recommendations for enterprises to consider before implementing VoIP? Ask the Expert
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Can I test MGCP loopback capabilities without buying the equipment?
I'm researching ways to test MGCP and Real-Time Control Protocol (RTCP) in my VoIP network environment and do not see many options without spending a lot of money to buy simulators and such equipment. I'd like to be able to test MGCP loopback capabil... Ask the Expert
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How do I use VoIP through the PSTN without using a softswitch?
I want to know the steps needed for having VoIP ability on a campus network that could work with PSTN without using a softswitch. What components are required? Ask the Expert
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How do I have one line dedicated to VoIP on my system?
I have a Panasonic Advance hybrid system model KX-TA308 and I just want to connect to a VoIP service provider to get better calling rates, using the same KX-TA308. How can I implement the system if the service I'm working with is three lines and the ... Ask the Expert
- See more Expert Advice on Network Planning and Testing for IP Telephony
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Power over Ethernet podcast
This podcast discusses the emergence of Power over Ethernet and its many benefits to enterprise networks. Is the technology ready yet for mainstream adoption? Is it ready yet for your network? Let's find out… Podcast
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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
-
Emerging unified communications management tools immature, demand light
VoIP monitoring vendors aren't ready to fully support unified communications management tools, and many enterprise UC deployments are still too immature to need them. News
-
Best IP telephony tutorials and primers of 2010
The best IP telephony tutorials and primers for 2010 covers IP telephony infrastructure migration and management strategies; the challenges of IP telephony interoperability; how to overcome interoperability and integration issues; and the pulse of ov... Best of 2010
-
IP telephony QoS: VoIP traffic management and prioritization
When conventional solutions don't improve IP telephony QoS issues, VoIP traffic management can help. Learn how to prioritize VoIP traffic, address voice delay and provide Class of Service-based routing. Tip
-
Echo cancellation revisited: Identify and eliminate the root cause of delay
Prompted by a reply to an earlier response, unified communications strategies expert Matt Brunk discusses how to cancel echo when delay is significantly impacting voice quality. Ask the Expert
-
A step-by-step guide to identifying and resolving background noise and echo
Matt Brunk provides a detailed, step-by-step strategy to accurately identify, address and resolve voice background noise and echo problems Ask the Expert
-
IP telephony QoS: Capacity planning and management
Poor or irregular IP telephony QoS levels should alert voice managers to review network traffic, capacity, and traffic management measures before problems spread to all applications on the network. Tip
-
Legacy devices and analog telephone lines still useful, despite VoIP
Supporting legacy devices and analog telephone lines will be part of your due diligence well into the foreseeable future despite the high rate of VoIP and IP telephony deployments. Find out which legacy interfaces you can expect to use in the future ... Tip
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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. Article
-
The new Nortel: LTE patents reviving Nortel?
Nortel's arsenal of long-term evolution (LTE) patents could get the company back on its feet. Learn why Nortel's LTE patents are contributing to the future of 4G technology and how the patents are affecting Nortel's deal with Ericsson. Article
- See more All on Network Planning and Testing for IP Telephony
About Network Planning and Testing for IP Telephony
Preparing the network for IP telephony is essential to a successful migration – most IP telephony problems, like jitter, latency, and echo, are due to network deficiencies. Here you'll find tips and advice about best practices for determining network requirements and testing and evaluating your network prior to a VoIP rollout.