News Category: Networking

Preparing Your Network for the IoT Revolution

We seem to be hearing about Internet of Things (IOT) and the security challenges related to it everywhere these days… While there is no denying that IP-based connectivity continues to become more and more pervasive, this is not a fundamentally new thing. What is new is the target audience is...
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Bufferbloat Is Still Being Fought In Linux Kernel, Another Big Improvement Queued

Bufferbloat is the excess buffering of packets resulting in high latency, jitter, and lower network throughput. There's been efforts to battle bufferbloat within the Linux kernel going back a long time while this week another new patch has surfaced. Dave Taht, one of the Linux developers who has...
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OpenSSL Patches Two High-Severity Flaws

OpenSSL has released versions 1.0.2h and 1.0.1t of its open source cryptographic library, fixing multiple security vulnerabilities that can lead to traffic being decrypted, denial-of-service attacks, and arbitrary code execution. One of the high-severity vulnerabilities is actually a hybrid of two...
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HPE Won’t Ignore Open Source NFV MANO

Now that we’ve got open source factions rivaling for attention in NFV management and network orchestration (MANO), it’s easy to forget that Hewlett Packard Enterprise (HPE) has had a complete MANO stack for a while. But that doesn’t mean the vendor won’t take an interest in Open Source MANO (OSM) ...
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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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