Reading Time-approximately: 4 minutesDHCP is a critical service, and network admins should take the time to create fault tolerance. Windows Server makes it easy to configure both failover and load balancing. By Damon Garn The role of the Dynamic Host Configuration Protocol, or DHCP, server is a simple yet critical one. DHCP provides the IP address configuration to workstations, laptops, phones and tablets connected
Reading Time-approximately: 8 minutesThe main types of network cables are coax, fiber optics, and shielded and unshielded twisted pair. As enterprises deploy new technologies, it’s critical to select the right cables. ByChris Partsenidis and David Jacobs Selecting cables is a crucial part of network design. Required data rate, cost and distance all dictate the range of choices for each connection. Some connections require
Reading Time-approximately: 3 minutesNVMe (Non-Volatile Memory Express) is a communications interface and driver that takes advantage of the increased bandwidth PCIe has to offer. By Enterprise Technical Support The benefits of NVMe NVMe technology provides superior storage, superior speed and superior compatibility. Since NVMe utilises PCIe sockets, it transfers 25x more data than the SATA equivalent. Along with more data, NVMe’s commands are
Reading Time-approximately: 3 minutesWhen organizing cable clutter, network engineers should follow some common best practices, including the use of cable labels, cable ties and proper documentation. By John Burke and Chris Partsenidis Any successful cabling project starts with knowing the requirements for the cable needed. The speeds required, the distances covered, the need for power — all these factors will determine where to
Reading Time-approximately: 4 minutesIDE (Integrated Drive Electronics) is an electronic interface standard that defines the connection between a bus on a computer’s motherboard and the computer’s disk storage devices. By Robert Sheldon and Sonia Lelii The IDE interface was originally based on the IBM PC Industry Standard Architecture 16-bit bus standard, but it has since been implemented in computers that use other bus standards. In November 1990, the American National Standards
Reading Time-approximately: 2 minutesECC (and parity) memory modules have a chip count divisible by three or five. … Non-ECC (also called non-parity) modules do not have this error-detecting feature. Any chip count not divisible by three or five indicates a non-parity memory module. By Tekmart Enterprise Support By far and large, RAM today comes in the form of DRAM with DDR, DDR2, DDR3,
Reading Time-approximately: 5 minutesThe vFlash features of iDRAC with Lifecycle Controller onDell PowerEdge servers. By Tekmart Enterprise Support vFLash is an SD card on the server’s front panel and it is connected to and controlled by the iDRAC. Itemulates USB flash storage to the operating system (OS), but its content can be updated remotelythrough the iDRAC network. Some of the applications of vFlash
Reading Time-approximately: 2 minutesFree, open source AlmaLinux, Rocky Linux and VzLinux are clones of the popular CentOS Linux distribution, which became a rolling release from IBM Red Hat. By Jack Wallen Many businesses used CentOS as a reliable, free and open source Linux distribution that could power many ecosystems — until IBM Red Hat decided to end CentOS in favor of the rolling
Reading Time-approximately: 3 minutesAfter a lengthy development process, Microsoft unveiled its new admin portal for Exchange Online for a more consistent look with other management areas in Office 365. By Reda Chouffani Microsoft recently gave the Exchange admin center a makeover, giving it a streamlined look to align the interface with the other administrative portals. In the IT world, changes to application interfaces
Reading Time-approximately: 2 minutesA transceiver is a combination transmitter/receiver in a single package. While the term typically applies to wireless communications devices, it can also be used for transmitter/receiver devices in cable or optical fiber systems. By Katie Terrell Hanna The main functionality of this electronic device is to transmit, as well as receive, different signals. In local area networks, the transceiver is a part of the network interface
What is COVID-19?
On 31 December 2019, the World Health Organization (WHO) reported a cluster of pneumonia cases in Wuhan City, China. ‘Severe Acute Respiratory Syndrome Coronavirus 2’ (SARS-CoV-2) was confirmed as the causative agent of what we now know as ‘Coronavirus Disease 2019’ (COVID-19). Since then, the virus has spread to more than 100 countries, including South Africa.
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