This Maybe be useful for the users familiar with Centos 6. Because on 7, the way is totally different to switch between run-levels. Method 1 Check Runlevel: [root@localhost ~]# systemctl get-default multi-user.target You can compare this level with old runlevel3 (text mode). List Runlevels on your system: UNIT LOAD ACTIVE SUB DESCRIPTION basic.target loaded active active […]
VLC media player (commonly known as VLC) is a portable, free and open-source, cross-platform media player and streaming media server written by the VideoLAN project. VLC media player supports many audio and video compression methods and file formats, including DVD-Video, video CD and streaming protocols. It is able to stream media over computer networks and […]
Last night, I have updated a good script to automate the installation of nagios in few steps. Using this script, you are able to install Nagios 4.0.8 and nagios plugins 2.0.3 with just single command. 1 – First download the Nagios script from this link. 2 – Extract the file to your home directory. 3 […]
From Wikipedia, MongoDB (from “humongous”) is a cross-platform document-oriented database. Classified as a NoSQL database, MongoDB eschews the traditional table-based relational database structure in favor of JSON-like documents with dynamic schemas (MongoDB calls the format BSON), making the integration of data in certain types of applications easier and faster. Released under a combination of the […]
Pandora FMS (Stands for Pandora Flexible Monitoring System) is software solution for monitoring computer networks. Pandora FMS allows monitoring in a visual way the status and performance of several parameters from different operating systems, servers, applications and hardware systems such as firewalls, proxies, databases, web servers or routers. Pandora FMS can be deployed in almost […]
Puppet is a tool designed to manage the configuration of Unix-like and Microsoft Windows systems declaratively. The user describes system resources and their state, either using Puppet’s declarative language or a Ruby DSL (domain specific language). This information is stored in files called “Puppet manifests”. Puppet discovers the system information via a utility called Facter, […]
From the Apache Tomcat home page, Apache Tomcat is an open source software implementation of the Java Servlet and JavaServer Pages technologies. The Java Servlet and JavaServer Pages specifications are developed under the Java Community Process. Apache Tomcat is developed in an open and participatory environment and released under the Apache License version 2. Apache […]
Question: How to switch from Dynamic to static in my CentOS 7? Answer: Before to convert from dynmic to static, please make an copy of resolv.conf under etc folder. cp /etc/resolv.conf /etc/resolv.conf.backup 1 – Please edit “/etc/sysconfig/network-scripts/ifcfg-enp0s3″. TYPE=Ethernet BOOTPROTO=static DEFROUTE=yes PEERDNS=yes PEERROUTES=yes IPV4_FAILURE_FATAL=no IPADDR=10.1.1.200 IPV6INIT=yes IPV6_AUTOCONF=yes IPV6_DEFROUTE=yes IPV6_PEERDNS=yes IPV6_PEERROUTES=yes IPV6_FAILURE_FATAL=no NAME=enp...