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Configuration guides for IT Administrators

1 December 2020

Difference between /sbin/nologin and /bin/false

December 1, 2020

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Linux

Both /sbin/nologin and /bin/false are used to refuse login attempt however they differ slightly on providing customizable error message.
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Install-Module is not recognized as the name of a cmdlet, function, script file, or operable program

December 1, 2020

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Cloud, Microsoft365

Install-Module cmdlet by default, is not recognized on Windows 2012 R2 server. When running Install-Module on PowerShell, you will receive an error saying Install-Module : The term ‘Install-Module’ is not recognized as the name of a cmdlet.
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Install Docker on Ubuntu without direct internet connection

December 1, 2020

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Docker

Follow steps to manually install Docker on air-gapped Ubuntu systems with no access to the internet.
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Containerd.io depends libseccomp2

December 1, 2020

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Docker

containerd.io depends on libseccomp2 (>= 2.4.0) error is thrown while installing docker. To resolve this dependency error, build-essential and fix install.
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