News Category: Networking

Why Hyperledger Wants To Be The ‘Linux of Blockchain'

Blockchain technology offers many different benefits to enterprise developers — but there’s no cross-industry open standard for how to develop it. That makes it difficult for vendors and CIO customers to place their bets and begin building it into their technology architecture. Hyperledger, a Linux...
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OpenDaylight performance report
OpenDaylight just updated its performance report to give a more comprehensive picture of ODL’s performance when programming network devices using the industry’s most complete set of southbound protocols, including OpenFlow, NETCONF, BGP, PCEP, and OVSDB.

SDN Developers Report Key Lessons in Testing OpenDaylight Performance

OpenDaylight (ODL) is an open source SDN platform designed to serve a broad set of use cases and end user types, mainly service providers, large enterprises, and academic institutions. Uniquely, ODL provides a plethora of network services in all domains--data center, WAN, NREN, metro and access....
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junk mail
Learn how Postscreen can help filter out spam.

How to Use Postfix Postscreen to Test Email for Spam: Part 1

I recently read with interest that the powerful mail transfer agent (MTA) that is Postfix has introduced a relatively new addition to its load mitigation and anti-spam arsenal. As of version 2.8, Postfix now incorporates Postscreen. In previous versions of the mail server, only one connection...
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Hello HaLow: Your Guide to the Wi-Fi Alliance’s New IoT spec

The Wi-Fi Alliance recently announced a new IEEE specification, 802.11ah, developed explicitly for the Internet of Things (IoT). Dubbed HaLow (pronounced HAY-Low), it’s aimed at connecting everything in the IoT environment, from smart homes to smart cities to smart cars and any other device that...
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Users Cite Management Challenges With Network Virtualization

Any IT professional looking at software-defined networking (SDN) implementation will need to have a long and in-depth discussion about network virtualization (NV) with management tool vendors. Enterprise Management Associates (EMA) research has found that the majority of early adopters have...
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AllJoyn Momentum Accelerates Under the AllSeen Alliance

The future is bright and, if the industry is right, it’s going to be really, really connected. Gartner predicts that by 2020, 30 billion things will be connected and that every product selling for $100 or more will be smart. The IoT industry continues to grow and rapidly evolve, and as varying...
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U.S. Lab Considers SDN for Growing ESnet Research Network

Inder Monga of the Lawrence Berkeley National Laboratory is responsible for a U.S. Department of Energy network that's doubling in capacity each year. By 2020, the research network that connects scientists in the U.S. and Europe is projected to carry an exabyte of data each month. Monga, CTO at...
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Series Highlights Top Cloud Technologies and Container Tools

With so many technologies, tools, and techniques to keep track of, it can be hard to know where to start learning new skills. This series on next-gen cloud technologies aims to help you get up to speed on the important projects and products in emerging and rapidly changing areas such as containers...
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Dietrich Ayala
Dietrich Ayala speaking at OpenIoT Summit.

Repurposing Old Smartphones for Home Automation

At the recent Embedded Linux Conference and OpenIoT Summit, Mozilla Technical Evangelist Dietrich Ayala proposed a simple and affordable solution to home automation: A discarded smartphone can handle some of the most useful home automation tasks without requiring expensive hubs and sensors -- or...
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Open Source Tool Watches Linux Systems, Containers for Suspicious Activity

Sysdig, which makes monitoring solutions for containers, has released an open source project that watches containers -- and the rest of a Linux system as well -- for unwanted activity. Sysdig's Falco project scans Linux system calls and compares them against a list of rules to determine if unwanted...
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