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Knowledge base


  • Reasons for high web server load
  • CAA DNS Record, Application and Configuration
  • Reset password for user admin in Redmine
  • Updating MariaDB Server on Debian 12
  • DH parameters generation time
  • Disabling version display in nginx service
  • File mapping names to IP addresses in operating systems (hosts)
  • Setting up a proxy for the apt package manager in Debian 12
  • Enabling http/3 support in nginx
  • Transferring files to the server via SSH using SFTP
  • Downloading files in the Linux console using wget
  • Monitoring a network on Linux using the tshark utility on the Command Line
  • Monitoring incoming icmp requests using tcpdump
  • Increasing website speed using php 8 settings
  • Optimizing the speed of request processing by the nginx service
  • Improving SSH Security on Linux Debian
  • Restricting access to the administrative section of the site by IP in nginx
  • File sharing using Samba on a Debian 12 VPS server
  • Creating your own CS:Go server on VDS Linux Debian 12
  • Using the screen virtual console in Linux