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Safe Domicile

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Companies wanting to operate Exchange for high availability need to work with database availability groups. In this article, we show you what to watch out for, looking into how DAGs work and how to use them.

Up-to-date

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Never change a running system: If you are happy with your Small Business Server, you don't need to upgrade to the latest Windows server, but you should stay up-to-date. We show the pitfalls of installing updates.

SystemRescueCd

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SystemRescueCd comes with a gallery of helpful system tools for diagnosing and repairing Linux and Windows computers. SystemRescueCd is based on the long-term-support Linux kernel 3.10. Boot from a CD/DVD, a USB stick, or a hard drive.

Container Terminal

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Docker helps the Linux container achieve an appealing comeback and integrates some features missing from earlier container solutions.

Log Shepherd

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The Simple Event Correlator is a small Perl program that supports analysis of logfiles with a view to security. In this article, we provide an introduction to SEC's rules and actions.

Central Register

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Centralized user management with LDAP or Active Directory is the standard today, although many prefer to manage user data manually rather than build this kind of infrastructure. In this article, we look at a better approach with OpenLDAP.

Big Business

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Modern enterprises require powerful ERP and CRM solutions to manage processes, but the high cost of proprietary solutions can be prohibitive. We look at some open source options.

Iron Ore

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Google Compute Engine removes the technical and financial headaches of maintaining server, networking, and storage.

Windows 8.x and Business Continuity

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As system administrators, you're often called upon to advise business leaders on your company's technology pathways. The newest dilemma to grab our too-short attention spans is whether to entertain a Windows 8.x upgrade, to stay with Windows 7 until January 2020, or to exercise our right to downgrade from Windows 8 to an older operating system. That's right, downgrade.

Nerve Center

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Ganglia is probably the most popular monitoring framework and tool, in that HPC, Big Data, and even cloud systems are using it. In this article, we show you how to install and configure Ganglia and get it up and running on a simple two-node system.

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