Step-by-Step Guide to Patching Red Hat Systems in Air-Gapped Environments
If you work on the air gapped systems like I do, here are the steps to follow to download, transfer the updates to the air gapped systems and update. On…
Exchange Server 2013 and it’s End of Support approaching fast
Exchange Server 2013 is a widely used enterprise email and collaboration platform that was released by Microsoft in 2012. It provides various features such as email, calendar, contacts, tasks, and…
PowerShell Script to delete a string from the registry.
One of my co-workers was having trouble accessing customer's Citrix Workspace. Working with the customer's support, she was told to uninstall Citrix Workspace and reinstall it but she was unable…
Troubleshoot library dependency issues on Linux
Software applications, services, and other programs often require access to certain functions in order to work properly. These functions are typically grouped into libraries, which are then loaded into memory…
Renew certificate in Exchange Server 2019
Exchange Server 2019 certificate renewal can be a daunting task. Fortunately, there are steps you can take to simplify the process and make sure that your certificate is up to…
Google Chrome, Firefox and Microsoft Edge – This site can’t be reached error while accessing a http site
Suddenly users started getting an error message while trying to access customer hosted http site. Error "This site can't be reached, abcd.com took too long to respond..." I was able…
Windows Password GPO: Increase minimum password length to 15 or more characters
DoD STIG CAT II: Windows Server 2019 manually managed application/service account password must be of sufficient length to prevent being easily cracked. It must be at least 15 characters in…
Configure and Manage Windows Credential Guard
Credential Guard uses virtualization based security to protect information that could be used in credential theft if compromised. Windows Defender Credential Guard allows us to leverage virtualization-based security to isolate…
Skype for Business Server 2019 : Update fails
Trying to apply July 2022 update on Skype for Business Server 2019 and it failed. Error 1603: Server.msp had errors installing. Looking into Server.msp<>_log file under c:\users\c<username>\AppData\local\temp\ shed some light.…
Exchange Server 2019 C: drive running out of space
I had C:\ drive on Exchange Server running out of space. I used the TreeSizeFree tool to figure out what is taking up all the space. Noticed that log files…