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Linux dominates supercomputing

The Linux operating system runs all 500 of the world’s fastest supercomputers, which help to advance artificial intelligence, machine learning and even COVID-19 research.


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Arista reinforces multi-cloud edge-networking software

Arista has extended its connectivity software to better support edge networking with on-premise and hybrid cloud resources.


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Cisco urges patching flaws in data-center, SD-WAN gear

Cisco has issued a number of critical security advisories for its data center manager and SD-WAN offerings that customers should deal with now.


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Google, Facebook, SpaceX battle to connect remote workers

The coronavirus crisis is driving employees out of the cities and into remote areas where bandwidth is low or nonexistent. Google, Facebook, SpaceX and others all have a dog in this fight.


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Private 5G can solve some enterprise problems that Wi-Fi can’t

While service providers might think of private 5G as a competitor to Wi-Fi, short-term its enterprise use will be supplemental.


A virtual brain is wired with technology connections.

Juniper adds a service to find and quickly fix WAN glitches

Juniper now features WAN, LAN and wireless management under a central AI-based service called WAN Assurance to better compete with Cisco, VMware, HPE/Aruba, and others.


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Switch turns to Tesla batteries for solar-power storage

Switch will power its giant data centers with massive amounts of solar energy and use Tesla Megapacks to store it.


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Digging for DNS answers on Linux

Dig is a powerful and flexible tool for interrogating domain name system (DNS) servers. In this post, we’ll take a deep dive into how it works and what it can tell you.


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COVID-19: Weekly health check of ISPs, cloud providers and conferencing services

Thousand Eyes, which tracks internet and cloud traffic, is providing Network World with weekly updates on the performance of three categories of service provider: ISP, cloud provider, UCaaS


network security / secure connections / integrated system of locks

How to tailor SASE to your enterprise

Secure access service edge is a well-defined model, but there are variations that achieve the same ends and give businesses flexibility to meet their larger goals.


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Are newer medical IoT devices less secure than old ones?

Legacy medical IoT devices may lack security features, but newer ones built around commodity components can have a whole different set of vulnerabilities that are better understood by attackers.


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How 5G frequency affects range and speed

5G spectrum use falls into three major bands, each with different characteristics that can influence coverage and deployment strategies.


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VMware embraces Google Cloud, Kubernetes with load-balancer upgrades

A new version of VMware NSX Advanced Load Balancer distributes workloads uniformly across the network to boost efficiency, reliability.


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Fortinet, Barracuda expand SD-WAN cloud offerings

Both are designed to span multiple clouds and bring faster, secure connectivity.


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Is COVID-19 vendor financing for enterprise gear a good deal?

IT vendors are offering billions in financial aid to keep enterprise IT sales from being cancelled and partners afloat, but do they benefit customers?