While setting up your lab environment sometime it is useful to change the default route. In this tutorial I will show you how to quickly configure the default route and some of the commands to check the config. Using the command ip route add You can use ip route / ip...
VNC (Virtual Network Computing, is a tool that allows you to connect to the GUI (Graphical User Interface) of linux GDE (Graphical Desktop Environment). This allow you to interact with Ubuntu using mouse and Keyboard in a GUI. Install xfce and choose the display...
Kernel-based Virtual Machine (KVM) is the leading open source virtualization technology for linux. It is available natively on all linux distributions and turns underlying physical servers into hypervisors. For those of you who are...
In this tutorial I am going to show you how to install Windows Server 2022 on Ubuntu Nested KVM. You can download the Windows Server 2022 from the official Microsoft Evaluation Download site. You need to enter you information do download the...
In this tutorial I am going to show you how to customized rsyslog to log iptables log to a different log file. This is useful if you want to look at specific iptables log and also understand how packets flow through the iptables. Create a new config file in the...
For those using iptables and would like to configure iptables allow http and RDP access to the Guest VMs. Here are the steps to configure and explanation of the rules. 1. Configure the iptables use the nat table to route the mapped port to the guest VM IP address and...
In this tutorial, I will share my learning and understanding of IPTABLES. There are a few things that will help in your understanding and configuration of: . TABLESTables form the basis of the IPTABLES where chains and rules are created base on the tables that the...
OS: Ubuntu 20.04.3 LTSUFW: 0.36 UFW (uncomplicated firewall) is the default firewall configuration tool that runs on top of iptables, included in Ubuntu distributions. For those that are looking at using the GUI configuration option. You can check out Gufw. By default...
For Beginners it is Important to take note that linux commands are CASE sensitive. In this section I have list down the commands that are frequently used by me in my lab setup. 1. sudo sudo – command that allows you to run programs or commands with administrator...