windows Archives – GEANTECHNOLOGY

Windows 10 Is Officially Dead — Here’s How to Upgrade to Windows 11 Pro for $10

Sep 22, 2026 • Microsoft

Windows 10 stopped receiving security updates in October 2025, and millions of PCs are still running it. That leaves you three options: pay Microsoft...

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Transferring Files from the Command Line: A Practical Guide to Linux Shell and Windows PowerShell

Sep 14, 2026 • Linux

Copying a file between two machines is one of those tasks that looks simple until there’s no shared drive, no GUI, and no time...

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TACACS+ vs RADIUS: Choosing the Right AAA Protocol for Your Network

Sep 4, 2026 • Networks & Sytems

Network administrators face a critical decision when securing infrastructure: which AAA protocol best protects their environment? TACACS+ and RADIUS both deliver authentication, authorization, and...

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Microsoft Entra ID Is Killing the memberOf Operator: What Admins Must Do Before November 2026

Aug 26, 2026 • Azure & Cloud

If you manage identity in Microsoft Entra ID, you need to read this. Microsoft announced the retirement of the memberOf rule operator for dynamic...

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How to Configure a Cisco Switch with a RADIUS Server: A Complete Guide for Network Admins

Aug 24, 2026 • How To

Managing access across dozens of switches with local credentials quickly becomes a nightmare. One password change means logging into every device manually. This post...

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How to Configure a Cisco Switch with a Windows DHCP Server Across Multiple VLANs

Aug 23, 2026 • How To

Small IT teams often need to split one physical network into separate departments without buying a server for each one. A single Cisco router,...

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Understanding Core Windows Processes: A Complete Guide for IT Professionals and Security Analysts

Aug 17, 2026 • How To

Every Windows system runs dozens of processes behind the scenes, yet most users never peek under the hood. For IT professionals and security analysts,...

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How to Configure VLAN Segmentation: A Practical Guide to Building Secure Enterprise Networks

Aug 17, 2026 • How To

Flat networks create flat problems. When every device shares the same broadcast domain, a single compromised endpoint can reach every server, printer, and workstation...

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NTLM vs Kerberos: The Active Directory Authentication Guide Every Admin Needs

Aug 11, 2026 • Microsoft

Active Directory powers identity across nearly every enterprise network, yet most admins only skim the surface of how authentication actually works. NTLM and Kerberos...

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How to Configure RADIUS on Windows Server: A Complete Step-by-Step Guide

Aug 8, 2026 • How To

“ Summary: “This guide shows you how to install NPS on Windows Server, register it in Active Directory, create RADIUS clients and network policies,...

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GEANTECHNOLOGY

Windows 10 Is Officially Dead — Here’s How to Upgrade to Windows 11 Pro for $10

Transferring Files from the Command Line: A Practical Guide to Linux Shell and Windows PowerShell

TACACS+ vs RADIUS: Choosing the Right AAA Protocol for Your Network

Microsoft Entra ID Is Killing the memberOf Operator: What Admins Must Do Before November 2026

How to Configure a Cisco Switch with a RADIUS Server: A Complete Guide for Network Admins

How to Configure a Cisco Switch with a Windows DHCP Server Across Multiple VLANs

Understanding Core Windows Processes: A Complete Guide for IT Professionals and Security Analysts

How to Configure VLAN Segmentation: A Practical Guide to Building Secure Enterprise Networks

NTLM vs Kerberos: The Active Directory Authentication Guide Every Admin Needs

How to Configure RADIUS on Windows Server: A Complete Step-by-Step Guide

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