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Using the script command on Linux to record command line activity

The script command not only makes a record of what commands you run but also allows you to save the output generated so that you can examine it later or easily turn your command sequences into scripts.

Check mark certificate in a binary tunnel / standards / quality control / certification / certifi

Cisco CCIE certification explained

Cisco Certified Internetwork Expert demonstrates an advanced understanding of networking principles plus specialized expertise in an area such as enterprise infrastructure, wireless, data center, security, and collaboration.

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FCC auction for prime 5G bandwidth rakes in $21.8B

The month-long FCC auction of 3.5GHz-to-3.55GHz wireless spectrum seems to have favored large providers looking to move ahead with their 5G-network deployments.


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Xilinx launches a data-center accelerator for HPC

The Xilinx Alveo U55C data-center accelerator is smaller, has more memory, and draws less power than its predecessor, making it more attractive for high-performance computing.

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Spinoffs Kyndryl and VMware team up on multicloud

Under the agreement Kyndryl and VMware said they will focus on developing unique services aimed at multicloud infrastructure and management, digital workspace, managed applications, resiliency and security, and network and edge...

SD-WAN Predictions

IDC: Cisco, Fortinet, HPE-Aruba, VMware lead hot SD-WAN market

IDC's “MarketScape: Worldwide SD-WAN Infrastructure 2021 Vendor Assessment” looks at the capabilities and evaluates the core features offered by 12 SD-WAN infrastructure vendors.

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Researchers show how to exploit Bluetooth Classic security flaws

A set of Bluetooth Classic vulnerabilities has a new proof-of-concept from a Singapore-based security research team, as chipset makers scramble to deploy patches.

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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.

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How to inventory server hardware with PowerShell

Prioritizing hardware upgrades for Windows Servers need not be a lengthy manual process with knowledge of the Get-WmiObject cmdlet.

cloud security

Palo Alto software advances end-to-end enterprise cloud security

Palo Alto rolled out a new version of its core cloud security package, Prisma 3.0, which includes the ability to code security directly into SaaS applications.


A distributed network of wireless connections spans a cityscape.

New Cisco/Intel feature provides troubleshooting-data from Intel Wi-Fi endpoints

Intel Connectivity Analytics provides data about networked PCs, laptops, tablets on Cisco Wi-Fi networks so IT pros can better monitor and evaluate end-user experience.

Data center / enterprise networking

Nvidia announces new InfiniBand networking hardware

The new Nvidia Bluefield-3 DPU will be used to provision next-gen firewall services from major providers.

SD-WAN  >  The concept of a visual transition from hardware cables to software code.

Rethinking the WAN: Zero Trust network access can play a bigger role

COVID-induced work-from-home prompted WAN innovations that demonstrate VPNs and SD-WAN aren’t the only good options.

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Report: Chip shortage and edge/IoT will drive IT change in 2022

Forrester Research says IT pros now think of IoT and edge as inextricably connected and that the two will be used to help enterprises comply with US government regulations.

security monitoring

Monitoring Linux system resources with bpytop

The bpytop tool works a lot like other performance monitoring tools, but gives you tremendous control over what it shows you.