If you have a single user account it is not possible to rename the user login name whilst logged on. To do so use cron to run the necessary commands. Create a script with the required commands: nano /usr/local/bin/rename_user # First rename the user login: /usr/sbin/usermod –login newlogin oldlogin # Second rename the group account: … Continue reading Rename a user in Linux
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Practical IPsec VPN Information
IPsec (common for IKEv1 and IKEv2): IKEv1: AH vs ESP: Perfect Forward Security (PFS): Dead-Peer Detection (DPD): Aggressive vs. Main: IKEv2 enhancements: Xauth: L2TP/IPsec:
Driver for ACPI INT34c6 on Dell server
If you have an unknown device on a Dell server and msinfo32 shows the component problem device ID as ACPI/INT34C6, you need to install the Intel chipset Tatlow Platform LPSS driver, this will install the Intel Serial IO GPIO driver for the device.
Windows 7 or 8 to 10 Free Upgrade
Update – October 2023: Microsoft have withdrawn the free upgrade for Windows 7 to 10. You may still be able to use your reserved upgrade privilage by reinstalling with a Windows 10 DVD and entering your Windows 7 license key during installation. Still running Windows 7? It’s well over time for you to upgrade to … Continue reading Windows 7 or 8 to 10 Free Upgrade
Nextcloud – cancel a remote wipe
Found your laptop after sending the Remote Wipe from Nextcloud?! Don’t want it to delete the Nextcloud files and account? Cancelling a Remote Wipe can’t simply be done through the web interface, other than removing the token to force a new sign in (unclear whether the wipe will still occur). Using your preferred MySQL tool, … Continue reading Nextcloud – cancel a remote wipe
macOS on Windows with QEMU
It is possible to emulate macOS inside Windows with Qemu. There are a number of difficulties with keyboards, mouse and drivers, but below is a command line that has been verified working with Monterey and WHPX accelerator. This is useful for testing features and obtaining screenshots, but will not be a reliable system due to … Continue reading macOS on Windows with QEMU
L2TP/IPsec VPN with PSK on Windows 10 connecting to RRAS
When trying to connect a Windows 10 client to Server 2019 Routing and Remote Access L2TP/IPsec tunnel two important settings are required on the client that aren’t commonly documented:
Conky diskiograph scale
When using conky to monitor disk I/O, the default scale is dynamic. This makes it unclear how much I/O is actually happening – a high bar will appear even when little activity is occurring due to the scaling. Unfortunately the scale feature is not documented well. Using a non-logarithmic scale of 1000 seems to present … Continue reading Conky diskiograph scale
Configuring Dual Monitors to Match Colours
Do you have two monitors connected, from two different manufacturers, and find the colours don’t match? Below is a guide to help you match the displays so the colour difference is not jarring when comparing windows on the screens. NB: This guide is not for calibrating monitors for professional colour work as required for graphic … Continue reading Configuring Dual Monitors to Match Colours
Is the HP 2720e a Good printer?
No, like all of HP’s current budget range printers this is a printer that will soon sadly be going to landfill. HP currently forces users to connect printers in Windows with their terrible HP Smart app. You will quickly tire of watching the spinning wheel as the app regularly tries to connect the printer and … Continue reading Is the HP 2720e a Good printer?