Jun 26, 2015

I/O Virtualization for Telecom: Why Flexibility Matters

Network Functions Virtualization (NFV) offers the promise of innovative service creation at lower cost, but service providers worry about performance and flexibility. How can they deploy virtualized services that are both cost-effective and meet the service requirements for throughput and Read More

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Jun 25, 2015

Virtualized Testing: The Unsung NFV Use Case

There is a fair amount of buzz around network functions virtualization (NFV) and which use cases provide the most benefit. The ETSI ISG NGV has documented a specific set of use cases that are of special interest to the operator Read More

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Jun 25, 2015

The New Face(book) of Carrier Class?

As traditional communications service providers (CSPs) seek to gain the promised benefits of Network Functions Virtualization (NFV), it is also prudent to look at potential downsides. Replacing today’s carrier-class network equipment with unproven software running on commercial servers scares the Read More

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Jun 19, 2015

Leave Manual Orchestration to Symphony Orchestrators

Orchestration for Network Functions Virtualization (NFV) is essential to achieving the goals of agility and service innovation. However, some operators take the view that they can omit orchestration software and use manual orchestration instead, especially for experimentation and/or low-volume deployments. Read More

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Jun 13, 2015

Virtual CPU Cores: Apples vs. Oranges

Topics: ,

In the world of custom-built, dedicated telecom hardware appliances, it is easy to specify the capacity of each network function physical box in terms of number of transactions per second, number of simultaneous sessions or other unit as appropriate to Read More

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Jun 09, 2015

Five Important Questions on SDN and NFV

1. Where is the best place to host virtual network functions for NFV? Operators and suppliers both want to know if they should focus on hosting virtual functions at the edge of the network, at a central office or at Read More

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Jun 04, 2015

Making Virtual Reality Real

After a decade of watching the cloud transform the data center world, the telecom and mobile industries are ready to go virtual as well. The mad crush of “on-demand demand” and new paradigms such as Internet of Things (IoT) are Read More

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May 28, 2015

NFV Orchestration and Service Innovation

Network Functions Virtualization (NFV) is often touted as a means to cut costs. Both capital (CAPEX) and operational (OPEX) reductions are possible with the deployment of centrally controlled virtual functions running on standard server platforms. While reducing spending is always Read More

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May 20, 2015

A Tale of Two VNF Managers

It is the best of times; it is the worst of times in the world of NFV as the telecom industry tussles with the major transformations under way.  One of the big issues du jour is how to manage the Read More

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May 14, 2015

Laying the NFV Roads: How Much SDN Do Service Providers Truly Need?

Before answering this question, I’d like to start with an analogy that features another road… Let’s say I am going on a road trip from Boston to New York. Think of the highway network as a Wide Area Network (WAN) Read More

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May 14, 2015

Topology Options for NFV

There is some debate about the best way to implement network functions virtualization (NFV) and where to host the constituent virtualized network functions (VNFs). The options are described in the original ETSI NFV white paper: NFV aims to transform the Read More

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May 08, 2015

The Case For Pure Play Virtualization

Service providers are embracing NFV to drive profitability by lowering costs and creating innovative new services. In doing so there are many good reasons to push the resources for NFV-based Layer 3 service to edge of the network. There is Read More

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May 07, 2015
Deb Lovig
Deb Lovig
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The Five NFV Orchestration Features You Need

On the path to making NFV real in 2015 we've created this handy tool to help you evaluate NFV orchestration solutions. Download this checklist to ensure that you get the key capabilities needed to optimize your carrier-class NFV network environment.  Read More

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May 04, 2015

Performance and Low Cost Enable NFV and SDN

We at Overture have been helping lead the transition of telecom networks to cloud technology in the form of network functions virtualization (NFV) and software-defined networking (SDN). One of the main questions about this transition is feasibility. Can services built Read More

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May 04, 2015

Why Telecos Care About SDN and NFV, and Some Issues

Service providers have been driving the transition of telecom networks to cloud technology in the form of network functions virtualization (NFV) and software-defined networking (SDN). Why do they want to do this, and what are the issues? The simple answer Read More

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Apr 28, 2015

Edge Virtualization and Micro-Clouds

Deploying Network Functions Virtualization (NFV) at the edge of the network provides many benefits for deployments and supported services. By pushing virtualization to a customer or cell site, an operator can support end user network services that require localized functions Read More

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Apr 15, 2015

Agile Development Processes Are Key to Software Transformations

As the telecom industry transforms from hardened appliance-based fixed networks to cloud-like virtualized environments, communications service providers (CSPs) must begin to work differently both internally and externally. It’s all about that software, folks. Software development at times seems more art Read More

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Apr 01, 2015

Fact Check on SDN and NFV

Sexy Dirty Networking (SDN) and New Fangled Vision (NFV) are the hottest technologies in telecom today. As with any popular topics, there are some “facts” circulating whose veracity is questionable. We at Techno-Fact-Check.org decided to take a look at some Read More

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Mar 30, 2015

NFV and SDN: What’s the Difference Two Years Later?

On March 30, 2013, I published a blog on SDxCentral called “NFV and SDN: What’s the Difference?” Both NFV and SDN were very new at the time. We kept getting asked what the difference between them was, so I wrote Read More

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Mar 18, 2015

Early Feedback on Net Neutrality

On March 12 the FCC has published the 400 page document that details the new “Open Internet Order” AKA the new and improved Net Neutrality – now with Title II! I am still slogging through the order myself, and plan Read More

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