What is virtualization? Simply: Virtualization is a computer creation of a virtual version that does not exist as „real“ and is the most often used for servers, operating systems, storage system, hard disk or network resources.
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What is VMware ESXi? VMware ESXi Server is a virtualization software, that means that the VMware ESXi Server is a single physical server who can run multiple virtual machines simultaneously. Each of these virtual machines believes it is running on its own dedicated hardware, and they have the impression that they are separate from the…
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What is Microsoft Hyper-V? Hyper-V is Microsoft’s hardware virtualization product. It lets you create and run a software version of a computer, called a virtual machine. Each virtual machine acts like a complete computer, running an operating system and programs. When you need computing resources, virtual machines give you more flexibility, help save time and…
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Open Source Enterprise Monitoring Icinga2 (examples of Monitoring). Monitoring plays an inevitable part in any IT infrastructure. It could be argued that monitoring tools are the most essential, providing crucial information that will help you ensure service up time and optimal performance. A well configured monitoring setup will keep track of all the important activities…
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What is SSL and why is it important for secure web browsing? Lately, more and more often we hear rumors of numerous identity theft over the Internet, passwords leak, „insertion“ of the virus, and many of the laity is dotted with new concepts and words – such as ransomware. All these security and security posts…
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What is DNS? DNS, an abbreviation of the Domain Name System, makes your Internet browsing without much trouble. The DNS functions as an interpreter between humans, who talk words, and computers, who “talk numbers”. These numbers are functionally similar to telephone numbers and are known as IP addresses. Domain Name System or DNS is a…
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