When loading from a disc-clone, the computer "hung" after a BIOS "Verifying DMI pool data".

More info

On September 11, a strong tropospheric passage ("duct") in the VHF bands occurred in the St. Petersburg area. The passage of VHF is associated with weather favorable for the propagation of radio waves and tropospheric inversion.

More info

НесHow many years ago I made 2 small antennas with a range of 70 centimeters, with a number of elements of 5 and 7. An attempt to establish radio communications over a distance of 35 kilometers showed that an antenna of 7 elements was not enough for reliable communication.

More info

The article lists various DNS servers (Domain Name System, port 53/UDP).

More info

When running the ping command on Linux, a system error may occur. The reason is not obvious.

More info

An easy way to check the speed of the Internet or local network is using the iPerf command.

More info

Sometimes you need to connect via SSH to your home or work PC to configure it.

More info

From August 2021 it is possible to upgrade from Debian 10 to Debian 11, as well as all Debian-based distributions. For example, MX Linux.

More info

This article describes how to set up a connection to Linux via RDP (Remote Desktop Protocol).

More info

I decided to switch to the domestic Runtu OS. The lightweight operating system is installed on an SSD and flies.
The only drawback is the error "Possible missing firmware /lib/firmware/i915/", which is displayed when updating the system kernel. The solution is below.

More info