One day, an old computer with Windows 10 stopped shutting down, when I pressed the shutdown button, it started shutting down and after that the screen turned off and started up again, it wasn’t even a reboot, but just a Windows user logout/login.
Continue reading “PC does not turn off when Windows is shut down”Author Archives: Vyacheslav
How to Enable IPv6 in Nginx
I’ll show you how to quickly and easily enable IPv6 support in Nginx.
Continue reading “How to Enable IPv6 in Nginx”iLO4 won’t open – SSL_ERROR_NO_CYPHER_OVERLAP
One day, the iLO4 web interface stopped opening on the servers, while iLO5 opened successfully.
Continue reading “iLO4 won’t open – SSL_ERROR_NO_CYPHER_OVERLAP”Setting up PJSIP in Asterisk
In this article I will show examples of setting up PJSIP in Asterisk.
Since chan_sip is deprecated, I use and recommend using PJSIP.

Setting up ETP4860-B1A2 (SMU11B) with Lifepo4 battery
As an example, I will configure ETP4860-B1A2 (SMU11B) with a 50A Lifepo4 battery.
Continue reading “Setting up ETP4860-B1A2 (SMU11B) with Lifepo4 battery”How to Configure Cisco C1121X-8P
Once I was asked to configure Cisco ISR C1121X-8P, this router model had only a MicroUSB console port, a regular cable was suitable for connection, a COM8 port appeared in the device manager, to which I was able to connect via putty at a speed of 9600.
Continue reading “How to Configure Cisco C1121X-8P”SNMP OID MIB for SMU11B ETP4860
One day I needed to research SNMP OID and write a Zabbix template for ETP4860-B1A2 (SMU11B).
Continue reading “SNMP OID MIB for SMU11B ETP4860”How to configure DH-IPC-HFW1431S1P-S4
For example, I will set up the Dahua DH-IPC-HFW1431S1P-S4 (2.8mm) 4MP IP camera.
Continue reading “How to configure DH-IPC-HFW1431S1P-S4”Installing GeoIP in Apache2
I was once asked to block some countries on a web server running Apache2 and Ubuntu Server 20.04.
Continue reading “Installing GeoIP in Apache2”FreeRadius log rotation
Once I installed FreeRadius from the source code, so I needed to make a log rotation script, since the log file sometimes grew to large sizes, for example, during technical work or development, a lot of debugging information could be written, during standard work, almost no logs were written.
Continue reading “FreeRadius log rotation”