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Cloud Computing

Windows File Sharing with SMB: Port 445, 139, 138, and 137 Explained

Many IT pros probably take for granted sharing files on their predominantly Windows environments and local area networks. Although several protocols are available, Server Message Block (SMB) is clearly the most prevalent. This article examines how Windows file sharing works over ports 445, 139, 138, and 137. How does file sharing via the SMB protocol…

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Changing the Tombstone Lifetime Attribute in Active Directory

The tombstone lifetime must be substantially longer than the expected replication latency between the domain controllers. The interval between cycles of deleting tombstones must be at least as long as the maximum replication propagation delay across the forest. Because the expiration of a tombstone lifetime is based on the time when an object was deleted…

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Windows 11

What’s New in Windows – May 2023

Last month was packed with Windows announcements as Windows 11 did get a lot of stage time during Microsoft’s annual Build developer conference. With Windows Copilot, Microsoft will integrate a new AI assistant into the OS, and Windows Insiders will get to test it first later this month.  The software giant also made various announcements…

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Microsoft Adopts Machine Learning to Push Windows 10 Version 21H2 to More PCs

Microsoft announced today that it has started pushing Windows 10 21H2 (the November 2021 update) to users running version 20H2. The company plans to use its machine learning model to automatically target eligible devices that are approaching the end of servicing soon, and this approach should help to ensure a smooth update process. “Windows 10,…

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Classifying Messages in Exchange 2007, Part 3

In the previous article in this series, I explained that message classifications are not exposed through Outlook by default. In this article I want to show you how you can expose message classifications to Outlook 2007 users. Before I Begin Before I get started, I want to point out that the technique that I am…

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Windows 10

Microsoft to End Sale of Windows 10 Home and Pro Licenses This Month

Microsoft has finally decided to stop selling Windows 10 licenses to consumers and enterprise customers by the end of this month. The company has quietly announced on the Windows 10 product pages that it will block digital downloads of the Home and Pro editions of the OS on January 31, 2023. “January 31, 2023 will…

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M365 Changelog: Aligning OneDrive sync on Windows support with Windows OS lifecycle policy

Last Update: Jun 26, 2023

MC296615 – Beginning January 1, 2022, Microsoft will be aligning the OneDrive Desktop application (sync app) support lifecycle with the Windows support lifecycle. Windows 7 and Windows 8.1 will be supported until January 10, 2023. Windows 8 reached end of support on January 12, 2016. If you are not using the OneDrive sync app on any…

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Configure SSL on Your Website with IIS

On IIS 6.0, how do I configure my website to use SSL? By default, web browsing is being performed by use of the HTTP protocol, i.e. a connection between the client computer (using a web browser) to the web server (using IIS, Apache or any other sort of web server program). HTTP relies on TCP…

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How to configure your Alcatel SpeedTouch 510 ADSL modem not to use NAT?

This document describes how you can configure an Alcatel SpeedTouch 510 ADSL modem not to use NAT anymore. This process is often called DHCP SPOOFING. The public IP will be sent to your machine by DHCP therefore eliminating NAT. It is also for setups where combination of an Ethernet gateway routers which do not have…

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RDP Security – Designing Terminal Server Security

Remotely accessing your servers and workstations through terminal services or RDP is an easy method of doing your job from a remote location, or gaining access to specific published applications that have been published on your servers. However, without properly investing in securing these types of RDP connections, you could be compromising the security and…

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