Similar as what you can do on linux with the Message Of The Day (MOTD), there is a way to display a message to users when they login to their session. Microsoft refer to this as a “legal notice” and can be achieved through the registry. 1. Open the Windows Registry Editor with elevated privileges… Read More »
The easiest way to get hardware serial and related information is using “dmidecode“. The command below should give you exactly what you need :
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dmidecode -s system-serial-number |
The command above does not usually work with “clone” computers/servers. Alternatively, you may use the command below, which will output all parts serial number availables :
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dmidecode | grep "Serial Number:" |
Here is a simple PowerShell command that will output the FC host adapter interface WWNs.
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Get-WmiObject -class MSFC_FCAdapterHBAAttributes -namespace "root\WMI" | ForEach-Object {(($_.NodeWWN) | ForEach-Object {"{0:x}" -f $_}) -join ":"} |
If your interface have two ports, both will be output in order. This command have been successfully tested with QLogic adapters on Windows 2012 and 2016.
Here is some useful commands to list the members of a group in Active Directory using PowerShell. Get members of a group :
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Get-ADGroupMember -Identity "Groupe Name" |
Get members of a group, recursively (to list all members of sub-groups members of that group) :
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Get-ADGroupMember -Identity "Group Name" -Recursive |
NOTE : Replace “Group Name” (keeping the double quotes) with the desired Group… Read More »
You are probably used to all these “get my IP” or “find my IP” kind of site, which show your external / Internet IP on a Web page. However you might be facing some challenge if you are on a CLI only kind of machine. Fortunately there is a few ways to find your public… Read More »
Getting this error from the R1Soft repo lately trying to run a “apt-get update” on Debian Linux? Ign http://repo.r1soft.com stable Release W: GPG error: http://repo.r1soft.com stable Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 39A4965166BD1D82 Simply do the following to import the new key and get rid of… Read More »
I had this strange issue on Windows 8/10 where changes such as file/folder renaming or deletion not appearing after a modification. A manual “Refresh” from the contextual menu (right click + Refresh) was required to show the last modification. It seem that some Windows core components were corrupted and needed to be repaired/restored. First of… Read More »
Having the following error trying to install a unsigned package from Yum repository on CentOS/RHEL? Unless you get an officially signed package(s), you will need to override/accept the installation of unsigned package (if you trust the source/issuer, of course). If installing a locally located rpm file(s), you may use the command “rpm -ivh package-name.rpm“. If… Read More »
Running into a endless loop of “Search results may be incomplete because items are still being indexed” issue while searching within a folder in Outlook and missing elements in the results? This is an occasional behavior that I have particularly noticed with Windows 7 and Office 2010, but not limited to this software version combination.… Read More »
Since the latest Windows Updates, you might be encountering the following error when you RDP to another computer or server : An authentication error has occurred. The function requested is not supported Remote computer: This could be due to CredSSP encryption oracle remediation. For more information, see https://goomicrosoft.com/fwlink/?linkid=866660 This is basically due to the fact… Read More »