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News and analysis on networking, the data center, and IoT

Network World First Look

April 21, 2022

10 most powerful Wi-Fi vendors

Cisco, HPE-Aruba, Ubiquiti, CommScope are driving the transition from Wi-Fi 5 to Wi-Fi 6 and beyond with automation, AI and machine learning Read more ▶

Image: Sponsored by Aruba, a Hewlett Packard Enterprise company: Improving National Cybersecurity with SASE

Sponsored by Aruba, a Hewlett Packard Enterprise company: Improving National Cybersecurity with SASE

By: Dolan Sullivan, Vice President of Federal at Aruba, a Hewlett Packard Enterprise company. As hostile nation-states and associated criminal organizations ramp up efforts to disrupt the US Government and threaten the American way of life, Federal IT Leaders are taking decisive action to modernize cybersecurity.

Alibaba, Microsoft launch Arm-based cloud instances

The Arm processor isn’t setting the world on fire on regular servers, but it does seem to have found a home in the cloud.

IP addressing could support effective network security, but would it be worth it?

Rather than layering security onto networks, the networks and carefully managed authorization policies can hinder attacks, but at an administrative cost.

Image: Weekly internet health check, US and worldwide

Weekly internet health check, US and worldwide

ThousandEyes, which tracks internet and cloud traffic, provides Network World with weekly updates on the performance of three categories of service provider: ISP, cloud provider, UCaaS.

Using whereis, whatis, and which to find out about commands on Linux

The whereis, whatis and which commands can provide information on Linux commands, but in spite of names that appear related, they provide very different answers.

What is Ethernet?

Ethernet protocol connects LANs, WANs, Internet, IoT devices, cloud, Wi-Fi systems into one seamless global communications network

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