Welcome!
Jun 06, 2023 - in Howtos - 20 min guide
VirtualBox is a powerful virtualization software that allows you to create and run virtual machines on your computer. Developed by Oracle, VirtualBox enables you to emulate multiple operating systems within a single physical machine.
Sep 10, 2023 - in Howtos - 5 min guide
Minicom is an open source clone of the MS-DOS "Telix" communication program. It emulates ANSI and VT102 terminals, has a dialing directory and auto zmodem download.
Jun 08, 2023 - in Howtos - 5 min guide
Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. It simulates, not emulates, the configuration of Cisco routers and switches.
Apr 05, 2023 - in Tutorials - 90 min lesson
Operating systems can coexist without (too many) conflicts, as long as you careful partition and follow installation procedures. Windows for software compatibility, multimedia and gaming. Linux for development, customization, security, ...
Apr 05, 2024 - in Tutorials - 180 min lesson
Setting up a Windows client/server test lab in VirtualBox provides a cost-effective and efficient way to experiment with various network configurations, software installations, and system setups without the need for physical hardware...
Jun 15, 2023 - in Tutorials - 90 min lesson
Virtualizing an OS is interesting because it allows for the creation of isolated and self-contained virtual environments that can run on a single physical machine, enabling efficient resource utilization and flexibility in testing, development...
Jun 15, 2023 - in Tutorials - 120 min lesson
Virtualizing an OS is interesting because it allows for the creation of isolated and self-contained virtual environments that can run on a single physical machine, enabling efficient resource utilization and flexibility in testing, development...
Jun 08, 2023 - in Howtos - 10 min guide
Google Chrome browser is a popular web browser developed by Google that offers a fast, secure, and feature-rich browsing experience. It is based on the open-source Chromium project and supports a wide range of extensions and platforms.
Jun 06, 2023 - in Howtos - 20 min guide
VirtualBox is a powerful virtualization software that allows you to create and run virtual machines on your computer. Developed by Oracle, VirtualBox enables you to emulate multiple operating systems within a single physical machine.
Jun 03, 2023 - in Tutorials - 90 min lesson
Operating systems can coexist without (too many) conflicts, as long as you careful partition and follow installation procedures. Windows for software compatibility, multimedia and gaming. Linux for development, customization, security, ...
May 28, 2023 - in Howtos - 20 min guide
Factory reset = restore to default settings. Erase all configuration settings, including IP addresses, hostname, passwords, VLANs and other settings. Ready for network deployment, troubleshooting, resale or decommissioning.
May 25, 2023 - in Howtos - 10 min guide
ROMMON is a seperate firmware component embedded in the hardware of Cisco devices, a small program that runs - after POST - when a device is powered on or during the boot process. It is responsible for providing basic boot and recovery functionality.
May 18, 2023 - in Howtos - 15 min guide
Cisco switches have a password recovery procedure that involves booting the switch into a special mode that allows you to reset the password. If you are unable to recover the password, you can perform a factory reset of the switch.
March 10, 2023 - in Howtos - 10 min guide
Creating a Linux Mint 21 bootable USB flash drive is useful for a variety of purposes, including installing or trying out Linux Mint on a new computer or repairing a malfunctioning installation.
March 07, 2023 - in Howtos - 20 min guide
Upgrading to a new version. Recovery from software corruption. Factory reset. Configuration compatibility. License activation. There are a variety of reasons why it is sometimes necessary to (re)install an IOS on a Cisco 2960 switch.
February 2, 2023 - in Howtos - 12 min guide
A Windows 11 bootable USB flash drive is a removable storage device that has been configured to contain all the necessary files and software to launch a Windows 11 installation or repair process.
September 26, 2022 - in Howtos - 7 min guide
XMind is a mind mapping and brainstorming software. At the time of writing, the current downloadable version is XMind 2022 (12.0.2 evaluation version). If you happen to have some old .xmind files lying around...