Introduction In our previous article we have demonstrated a working prototype of Host Identity Based Virtual Private Service or HIP-VPLS. Back then we used the Mininet framework. Here we are going to demonstrate how to deploy this system on a real hardware. We are going to use NanoPi R2S as the platform for HIP-VPLS. Just a reminder.

Welcome to your guide to ccat! This powerful command-line tool gives a vibrant new life to your Linux terminal by colorizing the output of the often-used cat command, making it much easier to read and navigate through code.

One of the most valuable utilities offered by Unix and Linux-based systems is the wc command. This versatile command stands for "word count" and offers you a simple, yet powerful way to analyze text files. By comprehending the full scope of wc, you'll increase your proficiency with command-line operations, making your interaction with Unix or Linux systems more productive and efficient.

In the realm of Linux systems, the tail command plays a vital role in monitoring and analyzing files. Its simplicity and versatility make it a powerful tool for various tasks. In this article, we will explore the depths of the tail command, combining insights from different sources, to provide you with a comprehensive understanding of its capabilities. From basic usage to advanced techniques, you will be equipped with the knowledge to become a master of file analysis in the Linux environment.

In the realm of Linux, the head command holds immense potential for efficiently managing and extracting valuable information from files. We present a comprehensive guide to help you unleash the true power of the head command. From understanding its basic syntax to exploring advanced features, this article will equip you with the knowledge and techniques needed to become a proficient user.

In the realm of Linux command-line tools, few commands are as versatile and widely used as cat. This article dives deep into the capabilities of the Linux cat command, merging insights from multiple sources to provide you with a comprehensive understanding of its usage. From basic file manipulation to concatenation and text processing, we will explore the numerous possibilities offered by this command.

In the world of Linux, the sort command is a powerful tool that enables you to efficiently sort and organize data in various ways. Whether you're dealing with simple text files or complex datasets, understanding the ins and outs of the sort command can significantly enhance your productivity. In this article, we will explore the different features and applications of the sort command, drawing insights from various reputable sources.

In the world of Unix-based operating systems like Linux, file packaging and compression utilities play a pivotal role. One such utility is the zip command, an effective tool for compressing files to save disk space and facilitate faster file transfers​. This article provides an in-depth guide to using the Linux zip command, featuring common use cases and practical examples.

The Linux command line interface provides a wealth of tools for text processing, and one of the most powerful among them is the sed command. Sed, an abbreviation for Stream EDitor, is a versatile tool that allows for complex manipulation of text files and streams​​.

The select command in Linux is a versatile tool primarily used for menu creation in bash scripts. The command retrieves data from a specified list, which can be an array or other data source, and generates a menu from this data. Depending on the complexity of your task, you can create various types of menus such as a menu based on directory list or even a menu derived from file content.

Inter-process communication (IPC) is a crucial part of any Linux system, allowing different processes to communicate and share data with each other. As a Linux user, it is essential to understand how IPC facilities work and how to interact with them using the IPCS command.

One of the common tasks you'll encounter when scripting in Bash is performing arithmetic operations on variables, particularly division. This process might seem straightforward, but it requires careful attention due to the lack of floating-point support in Bash by default. In this article, we will dive into several methods for dividing variables in Bash, and you'll discover how to handle the lack of floating-point division in Bash.

Searching for specific text strings in files is a common task in Linux. Whether you need to locate a file based on its content or search for a specific pattern within multiple files, Linux provides powerful command-line tools to assist you. In this guide, we will explore different approaches to searching and finding files for text strings in Linux, including the usage of the grep and find commands.

When it comes to package management on Linux systems, two popular tools are YUM and APT. Understanding the differences between these package managers can help you effectively manage software installations and updates on your Linux system.

Introduction In the world of Linux, the split command is a powerful tool used to split or break large files into smaller pieces. This command comes in handy when dealing with large log and archive files that are difficult to handle as a whole. With the split command, you can split files based on the number of lines or the file size, customize the output file names, and more.

Introduction The command line is a powerful tool for Linux users, offering a range of capabilities beyond traditional graphical interfaces. In this article, we will explore two essential command line functionalities: searching for files and performing Google searches. We will delve into the Linux find command for file search and introduce Googler, a handy command-line tool for searching Google. Let's dive in.

Introduction Linux users may encounter the "Temporary failure in name resolution" error while trying to access websites or execute networking commands. This error indicates that the system is unable to translate a domain name into its corresponding IP address. Several factors can contribute to this error, including network connectivity issues, incorrect configuration of the resolv.conf file, and firewall restrictions. In this guide, we will explore the common causes of this error and provide solutions to help you resolve the issue.

Yarn is a powerful JavaScript package manager that is compatible with npm and helps automate the process of installing, updating, configuring, and removing npm packages. Yarn provides speed and reliability by caching downloaded packages and parallelizing operations. In this tutorial, we will cover how to install both the latest version and classic version of Yarn on Ubuntu, along with an overview of basic Yarn commands and options.

As a Debian user, you may find yourself needing to restart your system from time to time. Whether it's for implementing new configurations, recovering from temporary glitches, or installing updates that require a reboot, restarting your system is an essential skill to have. While Debian provides a graphical user interface (GUI) option for rebooting, many users prefer the precision and convenience of the command line. In this article, we'll explore a comprehensive set of commands you can use to restart your Debian system from the command line.

Introduction As a Linux user, you've likely encountered RPM (Red Hat Package Manager), a powerful package management system used by various Linux distributions including Red Hat, CentOS, Fedora, OpenSUSE, and more. RPM is known for its simplicity, ease of use, and enhanced security features. In this guide, we'll explore the RPM command and its practical use cases, from installing and upgrading packages to querying and verifying them. Let's get started!