Found 128 Articles for Ubuntu

Fping is a program to send ICMP echo probes to network hosts, it is similar to ping hence, it allows users to check if a remote host is up or down.Using Fping command, we can check multiple hosts at a time. This article describes “How to install Fping command and uses of Fping command”Installing Fping commandTo install Fping command, use the following command –$ sudo apt-get install fpingThe sample output should be like this –Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are no longer required:    gtk2-engines-pixbuf libbs2b0 libopusfile0 ... Read More

Go is a free and open source programming language created by Google in 2007. It supplies convenient to construct simple, nontoxic, and effective programs. This language is designed for writing on servers. This article explains about ‘How to install Go 1.7 on Ubuntu’Installing Go Programming languageTo download Go language binary archive file, use the following command –$ wget https://storage.googleapis.com/golang/go1.7.1.linux-amd64.tar.gzThe sample output should be like this –--2016-12-29 10:49:44-- https://storage.googleapis.com/golang/go1.7.1.linux-amd64.tar.gz Resolving storage.googleapis.com (storage.googleapis.com)... 216.58.197.48, 2404:6800:4007:807::2010 Connecting to storage.googleapis.com (storage.googleapis.com)|216.58.197.48|:443... connected. HTTP request sent, awaiting response... 200 OK Length: 81618401 (78M) [application/x-gzip] Saving to: ‘go1.7.1.linux-amd64.tar.gz’ go1.7.1.linux-amd64 100%[===================>] 77.84M 5.98MB/s in 16s ... Read More

Monitorix is a free, open source, lightweight system monitoring tool designed to monitor as many services and system resources as possible. It has been created to be used under the production of Linux/UNIX servers but due to its simplicity and small size it can be used on embedded devices as well. This article explains about “How to install Minitorix on Ubuntu”.Adding the Monitorix RepositoryTo add the Monitorix Repository, open /etc/apt/sources.list file as shown below –$ sudo nano /etc/apt/sources.listThe sample output should be like this –# deb cdrom:[Ubuntu 16.04 LTS _Xenial Xerus_ - Release amd64 (20160420.1)]/ xenial main restricted # See ... Read More

“More than the act of testing, the act of designing tests is one of the best bug preventers known.” – Boris BeizerWell, designing and maintaining the testing activities involves a lot of attention and takes precious times of the team. The pain of organizing the test cases, test suits, then keeping the records of the test results phases after phases, tracking the bugs, and then maintaining those various reports and metrics, a quality assurance person can understand who actually performs all those activities. Also tracing the requirements against a particular test case is another painful task when needed.How about a ... Read More

In this article, we will learn – How to install and configure the Puppet 4 on Ubuntu 16.04. Puppet is a configuration management tool which helps in the automation of tasks with respect to system administrators. These type of tools will save a lot of time and effort too.Pre-requisitesHere in this article, we need at least two to three Ubuntu machines with the following requirements.All the machines with a non-root user with Sudo permissions on the machine.One Puppet masterOne or two puppet agents to test the configuration.Configuring the Host FilesAll the server and clients needed to communicate with the host ... Read More

In this article, we will learn how to configure OpenVPN server on Ubuntu Linux. Yes, we can do it using a VPN (Virtual Private network) which allows you to connect to work place from untrusted networks privately and securely. For instance, If you are in a hotel or a coffee shop and wish to access work environment safely and securedly through a Wi-fi network using a Smartphone or laptopOpenVPN is a full featured and open source secure socket layer (SSL) VPN solution that accommodates wide range of configurations.Installing OpenVPNTo start the installation, we needed an Ubuntu machine with non-root user ... Read More

In this article, we will learn how to configure and install the most popular open source MTA (Mail Transfer Agent) Postfix, which can be used to route email delivery of the Linux Systems. Based on industry usage and estimates, most of the public mail servers are currently running on Postfix.Installing the Software on LinuxSince, Postfix is a default package in the Ubuntu repositories, we can install it easily by using the ‘apt-get’ command. Before we install the packages, we need to update the system. We can do this by using the below command.Here is a sample demo, I used hanuman.com ... Read More

Guake is a drop-down terminal for GNOME and any other desktop. It aims to provide a quick-access terminal, that show/hide on screen with a simple key pressing. Its style of window is based on an fps games, and one of its goals is being easy to reach. Guake is written mostly in python and has a little piece in C. This article explains about how to install Guake terminal on Ubuntu.FeaturesIt is a Lightweight terminalSimple Easy and ElegantSmooth integration of terminal into GUIIt Appears when you call and disappears once you are done by pressing a predefined hotkey (F12 by ... Read More