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Centos
How to set up a default gateway on CentOS/RHEL, Fedora linux
CentOS default gateway, what is it and what is its purpose? A computer needs to know the address of at least one gateway in order…
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Centos
Install Roundcube Webmail Software On CentOS RHEL Fedora
Roundcubemail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support,…
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Centos
Use Afterglow To Visualize Iptables Logs On CentOS, RHEL, Fedora
Graphviz and Text-CSV perl modules are the prerequisites. Most latest linux distros come with perl preinstalled, if not then install perl as well. # yum…
Read More » Logwatch How To install on CentOS
Logwatch is the classic log file email utility that emails a daily status of activity from Linux logs. On CentOS, the default install of logwatch…
Read More »Using Sar To Monitor System Performance
The sar utility, which is part of the systat package, can be used to review history performance data on your server. System resource utilization can…
Read More »Install PostgreSQL 9.2 on Fedora, CentOS/RHEL
This is guide, howto install PostgreSQL 9.2 database server on Fedora, CentOS/RHEL. This guide uses PostgreSQL own YUM repos, which are always up-to-date and stable releases are available instantly. [alert type=”warning”]Note:…
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Linux
What is Ubuntu Server?
This is the lean server and cloud version of Ubuntu, the world’s favourite free operating system. Ubuntu has been adopted as a trusted server platform…
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Commands
How to use fdisk command on linux
fdisk stands (for “fixed disk or format disk“) is an most commonly used command-line based disk manipulation utility for a Linux/Unix systems. With the help…
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Centos
Adding clients to Nagios server
Now let us add some clients to monitor by Nagios server. Add the EPEL repository to install “nagios-plugins” and “nrpe” packages in client systems. View…
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Centos
Installing Nagios-3.4 in CentOS 6.3
Nagios is an opensource software used for network and infrastructure monitoring. Nagios will monitor servers, switches, applications and services. It alerts the System Administrator when…
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