News Category: Networking

How Safe Are Blockchains? It Depends.

To understand the inherent security risks in blockchain technology, it’s important to understand the difference between public and private blockchains. One of the first decisions to make when establishing a private blockchain is about the network architecture of the system. Blockchains achieve...
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Open Networking Summit
Enter to win a complimentary pass to attend Open Networking Summit 2017, April 3-6 in Santa Clara, California.

Win Tickets to Open Networking Summit!

SDxCentral is sponsoring a raffle for tickets to Open Networking Summit -- the industry's premier open networking and orchestration event, which highlights open source initiatives and innovation. In this registration raffle, four winners will receive a complimentary pass to attend Open Networking...
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Open Networking Summit
SK Telecom’s Dr. Alex Jinsung Choi will give a keynote talk on “The Road to 5G with Open Source” at Open Networking Summit, April 3-6, 2017.

SK Telecom CTO Discusses The Future of Software-Defined Networking in the Telco Industry

As more people access the Internet from their mobile devices, mobile operators must adapt their networks to accommodate skyrocketing data use and new traffic patterns. To do so, they’re turning to the same principles of software-defined networking (SDN) already finding success in the data center....
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The Promise of Blockchain Is a World Without Middlemen

The blockchain is a revolution that builds on another technical revolution so old that only the more experienced among us remember it: the invention of the database. First created at IBM in 1970, the importance of these relational databases to our everyday lives today cannot be overstated....
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802.Eleventy What? A Deep Dive into Why Wi-Fi Kind of Sucks

Just as everybody got used to the idea that 802.11b sucked, 802.11g came along. Promising 54 screaming Mbps, 802.11g was still only half the speed of Fast Ethernet, but five times faster than original Ethernet! Right? Well, no. Just like 802.11b, the advertised speed was really the maximum physical...
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SDN, Blockchain and Beyond: The Spaces Where Open Source Is Thriving Today

What are the newest frontiers that open source software is conquering? Black Duck's latest open source "Rookies of the Year" report, which highlights areas like blockchain and SDN, provides some interesting insights. The report, which Black Duck published Monday, highlights what the company calls "...
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container discovery
Learn how to reliably connect to a container -- no matter where it exists in a cluster.

How Service Discovery Works in Containerized Applications Using Docker Swarm Mode

When I first started considering container use in production environments, a question came to mind: When a container may exist across a cluster of servers, how do I get others (people, or applications) to connect to it reliably, no matter where it is in the cluster? Of course, this problem existed...
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How Embedded Linux Accelerates IoT Development

You'll find that the quickest way to build components of an IoT ecosystem is to use embedded Linux, whether you're augmenting existing devices or designing a new device or system from the beginning. Embedded Linux shares the same source code base as desktop Linux, but it is coupled with different...
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InfiniBand network
Learn how ProfitBricks speeds data center transfers in this Vault conference preview.

Faster Data Center Transfers with InfiniBand Network Block Device

The storage team of ProfitBricks has been looking for a way to speed transfers between VMs on compute nodes and physical devices on storage servers, connected via InfiniBand, in their data centers. As a solution, they developed the IBNBD driver, which presents itself as a block device on the client...
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A Hacker’s Guide to Kubernetes Networking

This post is the first in a series. I’ll share how Kubernetes and the Container Networking Interface works with some hacking tricks to learn its internals and manipulate it. Future posts will cover high-performance storage and inter-process communications (IPC) tricks we use with containers....
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