Ubuntu

Postfix and OpenDKIM configuration instructions

Guidelines for clearing unused images with containers, containers

Instructions for setting up an OpenVPN VPN connection on Ubuntu

Outline VPN App Setup Manual for Ubuntu

Description of the software provided

Atop is a handy tool for system administration

Instructions for Docker Community Edition (CE) in Ubuntu 18.04

Instructions for Docker Community Edition (CE) in Ubuntu 20.04

Description of the text editor Vi

Description of provided operating systems for virtual server

Archiver installation and operation guide