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How To Combine Two Graphs On Cacti
Introduction Cacti is an opensource RRDTool (Round Robin Database Tool) that enables you to input data and information feeds to the platform and it will automatically generate accurate graphs and...
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How To Install Nagios 4.1 In Ubuntu 15.04
About Nagios Nagios is an enterprise class, open source software that can be used for network and infrastructure monitoring. Using Nagios, we can monitor servers, switches, applications and services...
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Setup Local Repository In Ubuntu 15.04
Why Local repository is important? As a System administrator, you have to install software, security updates and fixes often in all systems. Obviously, it will consume more Internet bandwidth. So...
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How To Install JAVA 8 In OpenSUSE 13.x / SLES Servers
In this tutorial, we will show you how to install Java in SUSE or OpenSUSE Environments. In this tutorial, we are using our virtual machine OpenSUSE. This is my testing system: cat /etc/os-release...
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How To Install Elasticsearch In Ubuntu 14.04
Introduction Elasticsearch is an Open Source Search Server based on Lucene, A platform for RESTful search and analytics. It stores all of the logs, provide a scalable searching solution.It is java...
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Setup Local APT Repository Using Installation Media In Debian 8
Few days ago, we wrote an article that describes how to setup a local repository using APT-Cacher and APT-Mirror in Ubuntu. Today, we are going to setup the same in Debian 8 using Installation CD/DVD....
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Introducing ‘Aptly’, A Debian Repository Management Tool
About Aptly Aptly is a free Debian repository management tool that allows you to mirror remote repositories, manage local package repositories, take snapshots, pull new versions of packages along with...
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How To Install Kibana In Ubuntu 14.04
Introduction In our previous article, we discussed how to install and configure Elasticsearch tool in Ubuntu 14.04 . Let us move one step ahead with Kibana. First of all we have to understand what is...
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shellinabox – A Web based AJAX Terminal Emulator
About shellinabox Greetings Unixmen readers! We, usually, access any remote servers using well known communication tools like OpenSSH, and Putty etc. But, one important thing is we can’t access the...
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How To Manage Spacewalk Channels And Repositories
In our previous tutorial, we discussed how to install and configure Spacewalk server in CentOS 7 server. This is the second part of Spacewalk server. In this tutorial, let us discuss how to manage...
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Install And Register Spacewalk Client To The Spacewalk Server
This is the third part of the Spacewalk server installation and configuration series in CentOS 7. The first two parts described how to install and configure Spacewalk server and how to manage...
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How to Install Java 8 In Manjaro/Archlinux
I have decided to write some articles for Manjaro or ArchLinux users. I am going to start from basic small things like Java or Flash players, and then make other tutorials about Servers etc. In this...
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SUSE Studio – Create Your Own Customized Linux Distribution
According to Distrowatch, there are 800+ Linux distributions are available at present and the list continues. This list includes the all major operating systems including Debian, RHEL, SUSE, Arch...
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Basics Of NetworkManager Command Line Tool, Nmcli
Introduction In this tutorial, we will discuss NetworkManager command line tool, aka nmcli, in CentOS / RHEL 7. Users who are using ifconfig should avoid this command in Centos 7. Lets configure some...
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Install Speedtest.net Server In CentOS 7
Introduction Speedtest.net is very popular speed test tool to check test Internet Bandwidth. You can configure your own speedtest.net mini server to run Internet speed.It ping several websites via...
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Install PXE Server And Configure PXE Client On CentOS 7
About PXE Server PXE Server, stands for preboot execution environment, will help to install a system in the network without having a physical media. Unlike traditional installation methods, we can...
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Install KDE Plasma 5.3 In Ubuntu
Introduction KDE (K Desktop Environment) is an Global Technical team which creating open source applications for Desktop and portable computing. KDE is producing desktop environment for *NIX...
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Install And Configure PXE Server On Ubuntu 15.04
This tutorial describes how to setup a PXE server on Ubuntu 15.04 server and how to configure a PXE client. We have already written PXE server guides for CentOS distribution. Refer the following links...
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How To Install FreeNAS 9.3
Introduction FreeNAS is a Network Attached Storage operating system. It is freeBSD based and support CIFS, NFS, iSCSI, FTP, RSYN along with RAID support. It is a web based, open source and one of the...
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Citadel – A Free, Open Source, Email And Collaboration Suite
About Citadel Citadel is a free, open source Collaboration suite that can be used to setup and manage Email server, Calendars, address books, Instant messenger, mailing lists and much more. It is...
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