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30.11.2025
be warned about problems even when you're not in the office.
Here, I'll do a quick rundown on how to set up email alerts on two of the most popular open source Linux system monitors: Nagios and Hobbit. (I
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30.11.2025
organizations with a highly visual and scalable platform to monitor their physical, virtual, and hybrid cloud environments. Opsview uses an "open core" licensing model, so its customers benefit from enterprise
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30.11.2025
.
Like the opening words to the old "Outer Limits" TV series, "We will control the vertical. We will control the horizontal." Once inside the "inner limits" of our network, the device is ours, and it must
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30.11.2025
the virtual machine consoles in your browser with phpVirtualBox.
Free or Not Free?
Up to version 4.0 of VirtualBox, both a commercial and an open source edition (OSE) existed. The OSE often was available
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26.03.2025
always be secured by 2FA, MFA, or a passkey.
Open source is desirable. The hope that people without a financial claim will keep an eye on the code, and maybe even improve it, might be a fallacy
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27.05.2025
-built, open source software is a special thrill. No, seriously, it is. I love seeing happy faces when I present business managers, their users, and customers with a free solution to an often very expensive
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28.07.2025
in modern versions of the operating system, starting from Windows 8.1 and Windows Server 2012 R2. To check whether it is available, you open PowerShell and run the command
Test-NetConnection google
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20.08.2013
project files, which you launch via the Tools menu. The Project menu item lets you open an XML project file; you can also copy monitors and actions to other computers (Figure 4
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16.10.2012
as shown in the following listing.
Apache/2.2.16 (Debian) DAV/2 SVN/1.6.12
mod_fcgid/2.3.6 Phusion_Passenger/3.0.11
mod_ssl/2.2.16 OpenSSL/0.9.8o Server at
www.domain.tld Port 80
Treacherous Error Messages
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30.03.2012
process. Open source programmers have a chance to make a name for themselves here.
Despite this, if you use DHCPv6, Linux will parse the advertisements to learn both routes and other configuration
