Posts by Guoan Xiao (Admin)

Reduce PDF Size in Linux

Reduce PDF Size in Linux (Step-by-Step Guide)

If you are tensed about the size and quality of your pdf file that you have to save and if…

Set Up Amavis and ClamAV on Ubuntu Mail Server

Setting Up Amavis and ClamAV on Ubuntu Mail Server

This is part 11 in the Ubuntu mail server from scratch tutorial series. In this article, I will show you…

socioboard dashboard

How to Install Socioboard on Ubuntu 20.04 – Social Media Lead Generation Toolkit

This tutorial will be showing you how to install Socioboard on Ubuntu 20.04 with Apache or Nginx web server. Socioboard…

endless os guide

A Guide to the Endless OS for Linux

Many find the idea of switching to Linux intimidating. Let’s face it: despite being the most-used operating system for servers,…

Install InvoiceNinja on Ubuntu 20.04 Server

How to Install InvoiceNinja on Ubuntu 20.04 Server with Apache/Nginx

This tutorial will be showing you how to install InvoiceNinja on Ubuntu 20.04 with Apache or Nginx web server. InvoiceNinja…

Set Up Apache Guacamole Remote Desktop on Debian 10 Buster

Set Up Apache Guacamole Remote Desktop on Debian 10 Buster

This tutorial will be showing you how to set up Guacamole remote desktop on Debian 10 server. Guacamole is a…

gucamole xfce4 remote desktop

Set Up Apache Guacamole Remote Desktop on Ubuntu 22.04/20.04 Server

This tutorial will be showing you how to set up Guacamole remote desktop on Ubuntu 22.04/20.04 server. Guacamole is a…

iredadmin-debian-9-stretch-mail-server

How to Easily Set Up a Mail Server on Debian 12 Bookworm with iRedMail

Setting up your own email server on Linux from scratch is a tedious process, a pain in the butt if…

microsoft outlook ip blacklist bypass

How to Bypass the Microsoft Outlook IP Blacklist & Other Blacklists

In previous tutorials, I explained how you can easily set up your own mail server using iRedMail or Modoboa, and…

ssh two factor authentication ubuntu

Set Up SSH Two-Factor Authentication (2FA) on Ubuntu 22.04/20.04 Server

This tutorial will show you how to set up SSH two-factor authentication on Ubuntu server using the well-known Google Authenticator.…

Set-Up-a-Full-Featured-Mail-Server-on-CentOS-7-with-iRedMail

How to Easily Set Up a Full-Featured Mail Server on CentOS 7 with iRedMail

Setting up your own email server on Linux from scratch is a long and tedious process, a pain in the…

canonical live patch

Canonical Livepatch Service: Patch Linux Kernel on Ubuntu without Reboot

In this tutorial we’re going to learn how to patch Linux kernel on Ubuntu without reboot using the Canonical Livepatch…

Set Up Automatic Security Update on ubuntu

Set Up Automatic Security Update (Unattended Upgrades) on Ubuntu

This tutorial is going to show you how to set up automatic security update, aka unattended upgrades, on Ubuntu. If…

How to Create DNS Records in NameCheap

How to Create DNS Records in NameCheap

NameCheap is my recommended domain registrar, because the price is low and they give whois privacy protection free for life.…

Set Up OpenStreetMap (OSM) Tile Server on Debian 10 Buster

Set Up OpenStreetMap (OSM) Tile Server on Debian 12 Bookworm

OpenStreetMap (OSM) is a user-contributed, freely-editable world map. You can think of it as an open-source and self-hosted alternative to…

How to Install Shadowsocks-Libev Proxy Server on Debian 10 VPS

This tutorial will be showing you how to install Shadowsocks proxy server on a Debian 10 VPS (Virtual Private Server).…

How to Install Syncthing on Debian desktop/server

This tutorial will show you how to install Syncthing on Debian. Syncthing is a free, peer-to-peer continuous file synchronization program…

Install Syncthing on Ubuntu 16.04

How to Install Syncthing on Ubuntu 22.04/20.04 Desktop/Server

This tutorial will show you how to install Syncthing on Ubuntu. Syncthing is a free, peer-to-peer continuous file synchronization program…

Install Nginx Amplify on CentOS 8 HEL 8 to Monitor LEMP Stack Peformance

Install Nginx Amplify on CentOS 8/RHEL 8 to Monitor LEMP Performance

Nginx Amplify is a free, flexible and powerful way to analyze the load and performance of Nginx and Nginx Plus…