IT Operations: Page
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whitelist (allowlist)
A whitelist (allowlist) is a cybersecurity strategy that approves a list of email addresses, IP addresses, domain names or applications, while denying all others.
By Andrew Froehlich • Dec. 9, 2021 -
Geek gifts 2021: Home office edition
Remote work seems to be here to stay for many IT pros, and shoppers for geek gifts this year have plenty of home office gadgetry and creature comforts from which to choose.
By Beth Pariseau • Dec. 8, 2021 -
Quiz
How well do you know container basics?
As containers continue to evolve with IT operations, it's important to have a good grasp of the basics. Test your knowledge and understanding with this container quiz.
By Emily Foster • Dec. 8, 2021 -
Expert Advice // Keeping track of DevOps metrics
10 DevSecOps metrics that actually measure success
Knowing which metrics to monitor is a good place to start when measuring success. Here are the ones to collect, and what to do once you have them.
By Stephen Bigelow • Dec. 7, 2021 -
Expert Advice // Helpful management tips for new Office 365/Microsoft 365 admins
Why you should plan to upgrade to Azure AD Connect v2 soon
Administrators who rely on an Azure AD Connect v1 version for hybrid identity with Office 365 should prepare for the impending retirement of several technologies in the utility.
By Reda Chouffani • Dec. 6, 2021 -
live migration
Live migration refers to the process of moving a virtual machine running on one physical host to another host without disrupting normal operations or causing any downtime or other adverse effects for the end user.
By Rahul Awati • Dec. 6, 2021 -
command-line interface (CLI)
A command-line interface (CLI) is a text-based user interface (UI) used to run programs, manage computer files and interact with the computer.
By Peter Loshin, Alexander Gillis • Dec. 3, 2021 -
Deutsche Telekom preps Kubernetes 5G core with GitOps
GitOps will help the German mobile carrier manage IT automation for its 5G SA app on a large internal Kubernetes platform with minimal staff needed to do hands-on administration.
By Beth Pariseau • Dec. 3, 2021 -
Expert Advice
Low-cost virtualization courses to build your VMware skills
Online courses are a great option for professional development, but they can be costly. Options from Udemy, LinkedIn and Global Knowledge let you increase skills at minimal cost.
By Paul Korzeniowski • Dec. 3, 2021 -
AWS Kubernetes roadmap includes Flux for GitOps
Amazon EKS will include a Flux-based GitOps add-on, while ECS Anywhere seems destined for a niche in edge computing, per roadmap plans unveiled by AWS execs this week.
By Beth Pariseau • Dec. 2, 2021 -
Google changes tune on Knative, applies to CNCF
Google's decision to submit Knative to the CNCF for incubation prompts speculation about its future: a budding industry standard or a project not worth keeping to itself?
By Beth Pariseau • Dec. 2, 2021 -
Expert Advice
5 open source continuous delivery tools to trial
To achieve continuous delivery, development teams must release code in short cycles. These five open source tools can help get the job done.
By Matt Grasberger • Dec. 2, 2021 -
AWS DevSecOps tools build in advanced features
Enterprises stand to benefit from new AWS DevSecOps features, even if they don't use them, as analysts say they set a new baseline for third-party vendors to differentiate against.
By Beth Pariseau • Dec. 1, 2021 -
Expert Advice // Tips on using Kubernetes effectively
Learn to use Kubernetes CRDs in this tutorial example
Custom resource definitions enable IT organizations to create objects Kubernetes doesn't offer by default. Learn how to use them here.
By Deepak Dhami • Nov. 30, 2021 -
Expert Advice // Evaluating service mesh
How viable is open source service mesh?
The open source vs. proprietary service mesh debate has a lot of gray area, and the best fit for an org might fall into that spectrum. Here's what to consider before you decide.
By Tom Nolle • Nov. 30, 2021 -
swap file (swap space or page file)
A swap file is a system file that creates temporary storage space on a solid-state drive or hard disk when the system runs low on memory.
By Rahul Awati • Nov. 29, 2021 -
restore point
A system restore point is a backup copy of important Windows operating system (OS) files and settings that can be used to recover the system to an earlier point of time in the event of system failure or instability.
By Gavin Wright • Nov. 29, 2021 -
IT skills shortage opens chances for growth and diversity
A lack of skilled employees can hurt business initiatives. To solve this IT skills gap will take commitments to meeting employee demands and dedication to learning.
By Alyssa Fallon • Nov. 23, 2021 -
Preboot Execution Environment (PXE)
The Preboot Execution Environment or PXE (commonly pronounced as pixie) is a client-server environment that enables network computers to boot over the network interface card (NIC), instead of from a CD-ROM or hard disk.
By Rahul Awati • Nov. 23, 2021 -
Windows Management Instrumentation (WMI)
Windows Management Instrumentation (WMI) is a set of specifications from Microsoft for consolidating the management of devices and applications in a network from Windows computing systems.
By TechTarget Contributor • Nov. 23, 2021 -
Expert Advice // Learn new management methods with the Microsoft Graph
Start managing with these Microsoft Graph API features
Microsoft Graph offers several administrative advantages when handling jobs on Microsoft 365 and Azure AD, but be aware of some potential trouble spots when employing this technology.
By Liam Cleary • Nov. 23, 2021 -
Expert Advice
VCF 4.3 focuses on security vulnerability elimination
VMware's updates to its VCF product include additional security measures, such as FIPS support, as well as improvements to its core components, including vSphere Lifecycle Manager.
By Paul Ferrill • Nov. 22, 2021 -
Expert Advice
Medicate your cloud hangover if costs soared too high
The headache from a cloud hangover can be just as bad as a regular one. Thankfully, there is an IT equivalent to ibuprofen and water to help manage the costs.
By Brian Kirsch • Nov. 22, 2021 -
Ctrl-Alt-Delete
On a personal computer with the Microsoft Windows operating system, Control+Alt+Delete is the combination of the Ctrl key, the Alt key, and Del key that a user can press at the same time to terminate an application task or to reboot the operating system.
By Katie Terrell Hanna • Nov. 19, 2021 -
dynamic link library (DLL)
A dynamic link library (DLL) is a collection of small programs that larger programs can load when needed to complete specific tasks.
By Ben Lutkevich • Nov. 19, 2021