News Category: Networking

Claude Shannon, the Father of the Information Age, Turns 1100100

Claude Shannon: Born on the planet Earth (Sol III) in the year 1916 A.D. Generally regarded as the father of the information age, he formulated the notion of channel capacity in 1948 A.D. Within several decades, mathematicians and engineers had devised practical ways to communicate reliably at data...
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The First Five Linux Command-Line Apps Every Admin Should Learn

Linux has taken over the enterprise. It runs the backbone for many of the largest companies. It's one of the biggest players in big data. If you're serious about moving up the IT ladder, at some point, you're going to have to know Linux. And although the Linux GUI tools are now as good as those...
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Break Scalability Barriers in OpenFlow SDN

Over the past couple of years, software-defined networking (SDN) has emerged as a strong alternative to traditional networking approaches in the areas of WAN, data center networks, and network overlay solutions. The primary benefit realized from SDN, besides open networking, is the ability to...
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IBM Launches Blockchain Cloud Services for Government, Healthcare Sectors

IBM announced Friday it is launching its own framework for running blockchain networks along with new services on the IBM Cloud designed to meet security and regulatory compliance. Blockchain, best known as the technology behind bitcoin, is a distributed, encrypted database architecture that is...
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Auto-Scale Everything

If you’ve never received a message like this from your cloud provider, consider yourself lucky, because you will eventually: Dear Amazon EC2 Customer, One or more of your Amazon EC2 instances is scheduled for maintenance on 2016–01–01 for 2 hours starting at 05:00 UTC. During this time, the...
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Encrypted Network Traffic Comes at a Cost

Emily Ratliff, Sr. Director of Infrastructure Security at The Linux Foundation, writes that the use of encryption over the Internet is growing. Fueled by Edward Snowden's revelations on the extent of NSA and GCHQ content monitoring, encryption is now increasingly provided by the big tech companies...
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OpenStack for NFV Applications: SR-IOV and PCI Passthrough

Network Function Virtualisation (NFV) initiatives in the telecommunication industry require specific OpenStack functionalities enabled. Without entering into the details of the NFV specifications, the goal in OpenStack is to optimise network, memory and CPU performance on the running instances. In...
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OpenDaylight as an NFV Controller

The OpenDaylight and OPNFV Projects: An Update as of Brahma/Beryllium By Dave Neary of Red Hat and SeniorTechnical Marketing Manager of OpenDaylight and OPNFV, Alan Sardella odl-logo.png Used with permission In discussing our use cases, we’ve noticed that a key domain for...
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The NTP Project develops the protocol standard used to communicate time between systems.

Network Time Keeps on Ticking with Long-Running NTP Project

“Time is an illusion. Lunchtime doubly so.” This quote from The Hitchhiker’s Guide to the Galaxy is the title of a recent article by George V. Neville-Neil in the Communications of the ACM that takes an in-depth look at how time is kept for individual machines and across computer networks. The...
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CoreOS’s Stackanetes Puts OpenStack in Containers

CoreOS said a few weeks ago it was working on a way to run OpenStack as an application on the Kubernetescontainer platform. Today the company says it has done just that with its new Stackanetes. Stackanetes puts OpenStack in containers as a way to make OpenStack easier to use, according to Alex...
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