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Get hardware serial number from within Windows

Did you ever had the situation that you need to the get the serial number of a Server or PC at a remote location and you only had a remote desktop connection to this device? There is a solution that may work in this situation. Execute the following command from the command line: wmic bios get serialnumber That should generate an output like this: SerialNumber CZ12345678 If you configured WMI for remote access you can execute this command directly over the network with the following command line: wmic /node:MyServer01.contoso.com bios get serialnumber
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Allow Web Ads in Sophos UTM

One of my customers uses the Sophos UTM with the web filter option (aka proxy server) enabled. The customer also uses search engines a lot to find companies in his area. Some of the results are shown as advertising in the result list. If users click on one of those links Sophos shows the following message: Content blocked While trying to retrieve the URL: https://www.googleadservices.com/pagead/... The content is blocked due to the following condition: The URL you have requested is blocked by Surf Protection. If you think this is wrong, please contact your administrator. Report: Blocked Category (Web Ads) So...
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Installing opnsense 17.1 on Hyper-V Server 2008 R2

A customer wants an Installation of the opnsense Firewall on a Hyper-V Server 2008 R2. So I got the zipped iso file from one of the mirrors, unpacked it and started the installation. During the setup the installer told me that it was unable to find a suitable IDE or SCSI drive: "The installer could not find any disks suitable for Installation (IDE or SCSI) attached to this Computer..." I installed opnsense a couple of days before on a Hyper-V Server 2016 so I thought it would no problem to also install it on Hyper-V on Server 2008 R2 but...